Merge pull request #1153 from return42/drop-oscar

[theme] peel out oscar from SearXNG development

44 files changed, 0 insertions, 2542 deletions

diff --git a/searx/static/themes/oscar/src/generated/pygments-logicodev.less b/searx/static/themes/oscar/src/generated/pygments-logicodev.less
deleted file mode 100644
index e80da6b6d..000000000
--- a/searx/static/themes/oscar/src/generated/pygments-logicodev.less
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
-   this file is generated automatically by searxng_extra/update/update_pygments.py
-   using pygments version 2.12.0
-*/
-
-.code-highlight .linenos {
-    -webkit-touch-callout: none;
-    -webkit-user-select: none;
-    -khtml-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
-    user-select: none;
-    cursor: default;
-
-    &::selection {
-        background: transparent; /* WebKit/Blink Browsers */
-    }
-    &::-moz-selection {
-        background: transparent; /* Gecko Browsers */
-    }
-
-    margin-right: 8px;
-    text-align: right;
-}
-
-.code-highlight pre { line-height: 125%; }
-.code-highlight td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
-.code-highlight span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
-.code-highlight td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
-.code-highlight span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
-.code-highlight .hll { background-color: #ffffcc }
-.code-highlight { background: #282C34; }
-.code-highlight .c { color: #556366; font-style: italic } /* Comment */
-.code-highlight .err { border: 1px solid #ff0000 } /* Error */
-.code-highlight .k { color: #BE74D5; font-weight: bold } /* Keyword */
-.code-highlight .o { color: #D19A66 } /* Operator */
-.code-highlight .ch { color: #556366; font-style: italic } /* Comment.Hashbang */
-.code-highlight .cm { color: #556366; font-style: italic } /* Comment.Multiline */
-.code-highlight .cp { color: #BC7A00; font-style: italic } /* Comment.Preproc */
-.code-highlight .cpf { color: #556366; font-style: italic } /* Comment.PreprocFile */
-.code-highlight .c1 { color: #556366; font-style: italic } /* Comment.Single */
-.code-highlight .cs { color: #556366; font-style: italic } /* Comment.Special */
-.code-highlight .gd { color: #A00000 } /* Generic.Deleted */
-.code-highlight .ge { font-style: italic } /* Generic.Emph */
-.code-highlight .gr { color: #FF0000 } /* Generic.Error */
-.code-highlight .gh { color: #000080; font-weight: bold } /* Generic.Heading */
-.code-highlight .gi { color: #00A000 } /* Generic.Inserted */
-.code-highlight .go { color: #888888 } /* Generic.Output */
-.code-highlight .gp { color: #000080; font-weight: bold } /* Generic.Prompt */
-.code-highlight .gs { font-weight: bold } /* Generic.Strong */
-.code-highlight .gu { color: #800080; font-weight: bold } /* Generic.Subheading */
-.code-highlight .gt { color: #0044DD } /* Generic.Traceback */
-.code-highlight .kc { color: #BE74D5; font-weight: bold } /* Keyword.Constant */
-.code-highlight .kd { color: #BE74D5; font-weight: bold } /* Keyword.Declaration */
-.code-highlight .kn { color: #BE74D5; font-weight: bold } /* Keyword.Namespace */
-.code-highlight .kp { color: #BE74D5; font-weight: bold } /* Keyword.Pseudo */
-.code-highlight .kr { color: #BE74D5; font-weight: bold } /* Keyword.Reserved */
-.code-highlight .kt { color: #D46C72; font-weight: bold } /* Keyword.Type */
-.code-highlight .m { color: #D19A66 } /* Literal.Number */
-.code-highlight .s { color: #86C372 } /* Literal.String */
-.code-highlight .na { color: #7D9029 } /* Name.Attribute */
-.code-highlight .nb { color: #BE74D5 } /* Name.Builtin */
-.code-highlight .nc { color: #61AFEF; font-weight: bold } /* Name.Class */
-.code-highlight .no { color: #D19A66 } /* Name.Constant */
-.code-highlight .nd { color: #AA22FF } /* Name.Decorator */
-.code-highlight .ni { color: #999999; font-weight: bold } /* Name.Entity */
-.code-highlight .ne { color: #D2413A; font-weight: bold } /* Name.Exception */
-.code-highlight .nf { color: #61AFEF } /* Name.Function */
-.code-highlight .nl { color: #A0A000 } /* Name.Label */
-.code-highlight .nn { color: #61AFEF; font-weight: bold } /* Name.Namespace */
-.code-highlight .nt { color: #BE74D5; font-weight: bold } /* Name.Tag */
-.code-highlight .nv { color: #DFC06F } /* Name.Variable */
-.code-highlight .ow { color: #AA22FF; font-weight: bold } /* Operator.Word */
-.code-highlight .w { color: #D7DAE0 } /* Text.Whitespace */
-.code-highlight .mb { color: #D19A66 } /* Literal.Number.Bin */
-.code-highlight .mf { color: #D19A66 } /* Literal.Number.Float */
-.code-highlight .mh { color: #D19A66 } /* Literal.Number.Hex */
-.code-highlight .mi { color: #D19A66 } /* Literal.Number.Integer */
-.code-highlight .mo { color: #D19A66 } /* Literal.Number.Oct */
-.code-highlight .sa { color: #86C372 } /* Literal.String.Affix */
-.code-highlight .sb { color: #86C372 } /* Literal.String.Backtick */
-.code-highlight .sc { color: #86C372 } /* Literal.String.Char */
-.code-highlight .dl { color: #86C372 } /* Literal.String.Delimiter */
-.code-highlight .sd { color: #86C372; font-style: italic } /* Literal.String.Doc */
-.code-highlight .s2 { color: #86C372 } /* Literal.String.Double */
-.code-highlight .se { color: #BB6622; font-weight: bold } /* Literal.String.Escape */
-.code-highlight .sh { color: #86C372 } /* Literal.String.Heredoc */
-.code-highlight .si { color: #BB6688; font-weight: bold } /* Literal.String.Interpol */
-.code-highlight .sx { color: #BE74D5 } /* Literal.String.Other */
-.code-highlight .sr { color: #BB6688 } /* Literal.String.Regex */
-.code-highlight .s1 { color: #86C372 } /* Literal.String.Single */
-.code-highlight .ss { color: #DFC06F } /* Literal.String.Symbol */
-.code-highlight .bp { color: #BE74D5 } /* Name.Builtin.Pseudo */
-.code-highlight .fm { color: #61AFEF } /* Name.Function.Magic */
-.code-highlight .vc { color: #DFC06F } /* Name.Variable.Class */
-.code-highlight .vg { color: #DFC06F } /* Name.Variable.Global */
-.code-highlight .vi { color: #DFC06F } /* Name.Variable.Instance */
-.code-highlight .vm { color: #DFC06F } /* Name.Variable.Magic */
-.code-highlight .il { color: #D19A66 } /* Literal.Number.Integer.Long */
diff --git a/searx/static/themes/oscar/src/generated/pygments-pointhi.less b/searx/static/themes/oscar/src/generated/pygments-pointhi.less
deleted file mode 100644
index 2e8213c2c..000000000
--- a/searx/static/themes/oscar/src/generated/pygments-pointhi.less
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
-   this file is generated automatically by searxng_extra/update/update_pygments.py
-   using pygments version 2.12.0
-*/
-
-.code-highlight .linenos {
-    -webkit-touch-callout: none;
-    -webkit-user-select: none;
-    -khtml-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
-    user-select: none;
-    cursor: default;
-
-    &::selection {
-        background: transparent; /* WebKit/Blink Browsers */
-    }
-    &::-moz-selection {
-        background: transparent; /* Gecko Browsers */
-    }
-
-    margin-right: 8px;
-    text-align: right;
-}
-
-.code-highlight pre { line-height: 125%; }
-.code-highlight td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
-.code-highlight span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
-.code-highlight td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
-.code-highlight span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
-.code-highlight .hll { background-color: #ffffcc }
-.code-highlight { background: #f8f8f8; }
-.code-highlight .c { color: #3D7B7B; font-style: italic } /* Comment */
-.code-highlight .err { border: 1px solid #FF0000 } /* Error */
-.code-highlight .k { color: #008000; font-weight: bold } /* Keyword */
-.code-highlight .o { color: #666666 } /* Operator */
-.code-highlight .ch { color: #3D7B7B; font-style: italic } /* Comment.Hashbang */
-.code-highlight .cm { color: #3D7B7B; font-style: italic } /* Comment.Multiline */
-.code-highlight .cp { color: #9C6500 } /* Comment.Preproc */
-.code-highlight .cpf { color: #3D7B7B; font-style: italic } /* Comment.PreprocFile */
-.code-highlight .c1 { color: #3D7B7B; font-style: italic } /* Comment.Single */
-.code-highlight .cs { color: #3D7B7B; font-style: italic } /* Comment.Special */
-.code-highlight .gd { color: #A00000 } /* Generic.Deleted */
-.code-highlight .ge { font-style: italic } /* Generic.Emph */
-.code-highlight .gr { color: #E40000 } /* Generic.Error */
-.code-highlight .gh { color: #000080; font-weight: bold } /* Generic.Heading */
-.code-highlight .gi { color: #008400 } /* Generic.Inserted */
-.code-highlight .go { color: #717171 } /* Generic.Output */
-.code-highlight .gp { color: #000080; font-weight: bold } /* Generic.Prompt */
-.code-highlight .gs { font-weight: bold } /* Generic.Strong */
-.code-highlight .gu { color: #800080; font-weight: bold } /* Generic.Subheading */
-.code-highlight .gt { color: #0044DD } /* Generic.Traceback */
-.code-highlight .kc { color: #008000; font-weight: bold } /* Keyword.Constant */
-.code-highlight .kd { color: #008000; font-weight: bold } /* Keyword.Declaration */
-.code-highlight .kn { color: #008000; font-weight: bold } /* Keyword.Namespace */
-.code-highlight .kp { color: #008000 } /* Keyword.Pseudo */
-.code-highlight .kr { color: #008000; font-weight: bold } /* Keyword.Reserved */
-.code-highlight .kt { color: #B00040 } /* Keyword.Type */
-.code-highlight .m { color: #666666 } /* Literal.Number */
-.code-highlight .s { color: #BA2121 } /* Literal.String */
-.code-highlight .na { color: #687822 } /* Name.Attribute */
-.code-highlight .nb { color: #008000 } /* Name.Builtin */
-.code-highlight .nc { color: #0000FF; font-weight: bold } /* Name.Class */
-.code-highlight .no { color: #880000 } /* Name.Constant */
-.code-highlight .nd { color: #AA22FF } /* Name.Decorator */
-.code-highlight .ni { color: #717171; font-weight: bold } /* Name.Entity */
-.code-highlight .ne { color: #CB3F38; font-weight: bold } /* Name.Exception */
-.code-highlight .nf { color: #0000FF } /* Name.Function */
-.code-highlight .nl { color: #767600 } /* Name.Label */
-.code-highlight .nn { color: #0000FF; font-weight: bold } /* Name.Namespace */
-.code-highlight .nt { color: #008000; font-weight: bold } /* Name.Tag */
-.code-highlight .nv { color: #19177C } /* Name.Variable */
-.code-highlight .ow { color: #AA22FF; font-weight: bold } /* Operator.Word */
-.code-highlight .w { color: #bbbbbb } /* Text.Whitespace */
-.code-highlight .mb { color: #666666 } /* Literal.Number.Bin */
-.code-highlight .mf { color: #666666 } /* Literal.Number.Float */
-.code-highlight .mh { color: #666666 } /* Literal.Number.Hex */
-.code-highlight .mi { color: #666666 } /* Literal.Number.Integer */
-.code-highlight .mo { color: #666666 } /* Literal.Number.Oct */
-.code-highlight .sa { color: #BA2121 } /* Literal.String.Affix */
-.code-highlight .sb { color: #BA2121 } /* Literal.String.Backtick */
-.code-highlight .sc { color: #BA2121 } /* Literal.String.Char */
-.code-highlight .dl { color: #BA2121 } /* Literal.String.Delimiter */
-.code-highlight .sd { color: #BA2121; font-style: italic } /* Literal.String.Doc */
-.code-highlight .s2 { color: #BA2121 } /* Literal.String.Double */
-.code-highlight .se { color: #AA5D1F; font-weight: bold } /* Literal.String.Escape */
-.code-highlight .sh { color: #BA2121 } /* Literal.String.Heredoc */
-.code-highlight .si { color: #A45A77; font-weight: bold } /* Literal.String.Interpol */
-.code-highlight .sx { color: #008000 } /* Literal.String.Other */
-.code-highlight .sr { color: #A45A77 } /* Literal.String.Regex */
-.code-highlight .s1 { color: #BA2121 } /* Literal.String.Single */
-.code-highlight .ss { color: #19177C } /* Literal.String.Symbol */
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-.code-highlight .vc { color: #19177C } /* Name.Variable.Class */
-.code-highlight .vg { color: #19177C } /* Name.Variable.Global */
-.code-highlight .vi { color: #19177C } /* Name.Variable.Instance */
-.code-highlight .vm { color: #19177C } /* Name.Variable.Magic */
-.code-highlight .il { color: #666666 } /* Literal.Number.Integer.Long */
diff --git a/searx/static/themes/oscar/src/js/01_init.js b/searx/static/themes/oscar/src/js/01_init.js
deleted file mode 100644
index f72b0078b..000000000
--- a/searx/static/themes/oscar/src/js/01_init.js
+++ /dev/null
@@ -1,26 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-window.searxng = (function(d) {
-    'use strict';
-
-    //
-    d.getElementsByTagName("html")[0].className = "js";
-
-    // add data- properties
-    var script = d.currentScript  || (function() {
-        var scripts = d.getElementsByTagName('script');
-        return scripts[scripts.length - 1];
-    })();
-
-    return {
-        autocompleter: script.getAttribute('data-autocompleter') === 'true',
-        infinite_scroll: script.getAttribute('data-infinite-scroll') === 'true',
-        method: script.getAttribute('data-method'),
-        translations: JSON.parse(script.getAttribute('data-translations'))
-    };
-})(document);
diff --git a/searx/static/themes/oscar/src/js/autocompleter.js b/searx/static/themes/oscar/src/js/autocompleter.js
deleted file mode 100644
index 97c6d3c4e..000000000
--- a/searx/static/themes/oscar/src/js/autocompleter.js
+++ /dev/null
@@ -1,51 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function(){
-    var original_search_value = '';
-    if(searxng.autocompleter) {
-        var searchResults = new Bloodhound({
-            datumTokenizer: Bloodhound.tokenizers.obj.whitespace('value'),
-            queryTokenizer: Bloodhound.tokenizers.whitespace,
-            remote: {
-                url: './autocompleter?q=%QUERY',
-                wildcard: '%QUERY'
-            }
-        });
-        searchResults.initialize();
-
-        $("#q").on('keydown', function(e) {
-			if(e.which == 13) {
-                original_search_value = $('#q').val();
-			}
-		});
-        $('#q').typeahead({
-            name: 'search-results',
-            highlight: false,
-            hint: true,
-            displayKey: function(result) {
-                return result;
-            },
-            classNames: {
-                input: 'tt-input',
-                hint: 'tt-hint',
-                menu: 'tt-dropdown-menu',
-                dataset: 'tt-dataset-search-results',
-            },
-        }, {
-            name: 'autocomplete',
-            source: searchResults,
-        });
-        $('#q').bind('typeahead:select', function(ev, suggestion) {
-            if(original_search_value) {
-                $('#q').val(original_search_value);
-            }
-            $("#search_form").submit();
-        });
-    }
-});
diff --git a/searx/static/themes/oscar/src/js/element_modifiers.js b/searx/static/themes/oscar/src/js/element_modifiers.js
deleted file mode 100644
index dff1a5e97..000000000
--- a/searx/static/themes/oscar/src/js/element_modifiers.js
+++ /dev/null
@@ -1,108 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function(){
-    /**
-     * focus element if class="autofocus" and id="q"
-     */
-    $('#q.autofocus').focus();
-
-    /**
-     * Empty search bar when click on reset button
-     */
-    $("#clear_search").click(function () {
-	document.getElementById("q").value = "";
-    });
-
-    /**
-     * select full content on click if class="select-all-on-click"
-     */
-    $(".select-all-on-click").click(function () {
-        $(this).select();
-    });
-
-    /**
-     * change text during btn-collapse click if possible
-     */
-    $('.btn-collapse').click(function() {
-        var btnTextCollapsed = $(this).data('btn-text-collapsed');
-        var btnTextNotCollapsed = $(this).data('btn-text-not-collapsed');
-
-        if(btnTextCollapsed !== '' && btnTextNotCollapsed !== '') {
-            if($(this).hasClass('collapsed')) {
-                new_html = $(this).html().replace(btnTextCollapsed, btnTextNotCollapsed);
-            } else {
-                new_html = $(this).html().replace(btnTextNotCollapsed, btnTextCollapsed);
-            }
-            $(this).html(new_html);
-        }
-    });
-
-    /**
-     * change text during btn-toggle click if possible
-     */
-    $('.btn-toggle .btn').click(function() {
-        var btnClass = 'btn-' + $(this).data('btn-class');
-        var btnLabelDefault = $(this).data('btn-label-default');
-        var btnLabelToggled = $(this).data('btn-label-toggled');
-        if(btnLabelToggled !== '') {
-            if($(this).hasClass('btn-default')) {
-                new_html = $(this).html().replace(btnLabelDefault, btnLabelToggled);
-            } else {
-                new_html = $(this).html().replace(btnLabelToggled, btnLabelDefault);
-            }
-            $(this).html(new_html);
-        }
-        $(this).toggleClass(btnClass);
-        $(this).toggleClass('btn-default');
-    });
-
-        /**
-     * change text during btn-toggle click if possible
-     */
-    $('.media-loader').click(function() {
-        var target = $(this).data('target');
-        var iframe_load = $(target + ' > iframe');
-        var srctest = iframe_load.attr('src');
-        if(srctest === undefined || srctest === false){
-            iframe_load.attr('src', iframe_load.data('src'));
-        }
-    });
-
-    /**
-     * Select or deselect every categories on double clic
-     */
-    $(".btn-sm").dblclick(function() {
-    var btnClass = 'btn-' + $(this).data('btn-class'); // primary
-        if($(this).hasClass('btn-default')) {
-            $(".btn-sm > input").attr('checked', 'checked');
-            $(".btn-sm > input").prop("checked", true);
-            $(".btn-sm").addClass(btnClass);
-            $(".btn-sm").addClass('active');
-            $(".btn-sm").removeClass('btn-default');
-        } else {
-            $(".btn-sm > input").attr('checked', '');
-            $(".btn-sm > input").removeAttr('checked');
-            $(".btn-sm > input").checked = false;
-            $(".btn-sm").removeClass(btnClass);
-            $(".btn-sm").removeClass('active');
-            $(".btn-sm").addClass('btn-default');
-        }
-    });
-    $(".nav-tabs").click(function(a) {
-        var tabs = $(a.target).parents("ul");
-        tabs.children().attr("aria-selected", "false");
-        $(a.target).parent().attr("aria-selected", "true");
-    });
-
-    /**
-     * Layout images according to their sizes
-     */
-    searxng.image_thumbnail_layout = new searxng.ImageLayout('#main_results', '#main_results .result-images', 'img.img-thumbnail', 15, 3, 200);
-    searxng.image_thumbnail_layout.watch();
-});
diff --git a/searx/static/themes/oscar/src/js/image_layout.js b/searx/static/themes/oscar/src/js/image_layout.js
deleted file mode 100644
index c65351f7b..000000000
--- a/searx/static/themes/oscar/src/js/image_layout.js
+++ /dev/null
@@ -1,224 +0,0 @@
-/**
-*
-* Google Image Layout v0.0.1
-* Description, by Anh Trinh.
-* Heavily modified for searx
-* https://ptgamr.github.io/2014-09-12-google-image-layout/
-* https://ptgamr.github.io/google-image-layout/src/google-image-layout.js
-*
-* @license Free to use under the MIT License.
-*
-* @example <caption>Example usage of searxng.ImageLayout class.</caption>
-* searxng.image_thumbnail_layout = new searxng.ImageLayout(
-*     '#urls',                 // container_selector
-*     '#urls .result-images',  // results_selector
-*     'img.image_thumbnail',   // img_selector
-*     14,                      // verticalMargin
-*     6,                       // horizontalMargin
-*     200                      // maxHeight
-* );
-* searxng.image_thumbnail_layout.watch();
-*/
-
-
-(function (w, d) {
-  function ImageLayout (container_selector, results_selector, img_selector, verticalMargin, horizontalMargin, maxHeight) {
-    this.container_selector = container_selector;
-    this.results_selector = results_selector;
-    this.img_selector = img_selector;
-    this.verticalMargin = verticalMargin;
-    this.horizontalMargin = horizontalMargin;
-    this.maxHeight = maxHeight;
-    this.trottleCallToAlign = null;
-    this.alignAfterThrotteling = false;
-  }
-
-  /**
-  * Get the height that make all images fit the container
-  *
-  * width = w1 + w2 + w3 + ... = r1*h + r2*h + r3*h + ...
-  *
-  * @param  {[type]} images the images to be calculated
-  * @param  {[type]} width  the container witdth
-  * @param  {[type]} margin the margin between each image
-  *
-  * @return {[type]}        the height
-  */
-  ImageLayout.prototype._getHeigth = function (images, width) {
-    var i, img;
-    var r = 0;
-
-    for (i = 0; i < images.length; i++) {
-      img = images[i];
-      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
-        r += img.naturalWidth / img.naturalHeight;
-      } else {
-        // assume that not loaded images are square
-        r += 1;
-      }
-    }
-
-    return (width - images.length * this.verticalMargin) / r; // have to round down because Firefox will automatically roundup value with number of decimals > 3
-  };
-
-  ImageLayout.prototype._setSize = function (images, height) {
-    var i, img, imgWidth;
-    var imagesLength = images.length, resultNode;
-
-    for (i = 0; i < imagesLength; i++) {
-      img = images[i];
-      if ((img.naturalWidth > 0) && (img.naturalHeight > 0)) {
-        imgWidth = height * img.naturalWidth / img.naturalHeight;
-      } else {
-        // not loaded image : make it square as _getHeigth said it
-        imgWidth = height;
-      }
-      img.setAttribute('width', Math.round(imgWidth));
-      img.setAttribute('height', Math.round(height));
-      img.style.marginLeft = Math.round(this.horizontalMargin) + 'px';
-      img.style.marginTop = Math.round(this.horizontalMargin) + 'px';
-      img.style.marginRight = Math.round(this.verticalMargin - 7) + 'px'; // -4 is the negative margin of the inline element
-      img.style.marginBottom = Math.round(this.verticalMargin - 7) + 'px';
-      resultNode = img.parentNode.parentNode;
-      if (!resultNode.classList.contains('js')) {
-        resultNode.classList.add('js');
-      }
-    }
-  };
-
-  ImageLayout.prototype._alignImgs = function (imgGroup) {
-    var isSearching, slice, i, h;
-    var containerElement = d.querySelector(this.container_selector);
-    var containerCompStyles = window.getComputedStyle(containerElement);
-    var containerPaddingLeft = parseInt(containerCompStyles.getPropertyValue('padding-left'), 10);
-    var containerPaddingRight = parseInt(containerCompStyles.getPropertyValue('padding-right'), 10);
-    var containerWidth = containerElement.clientWidth - containerPaddingLeft - containerPaddingRight;
-
-    while (imgGroup.length > 0) {
-      isSearching = true;
-      for (i = 1; i <= imgGroup.length && isSearching; i++) {
-        slice = imgGroup.slice(0, i);
-        h = this._getHeigth(slice, containerWidth);
-        if (h < this.maxHeight) {
-          this._setSize(slice, h);
-          // continue with the remaining images
-          imgGroup = imgGroup.slice(i);
-          isSearching = false;
-        }
-      }
-      if (isSearching) {
-        this._setSize(slice, Math.min(this.maxHeight, h));
-        break;
-      }
-    }
-  };
-
-  ImageLayout.prototype.throttleAlign = function () {
-    var obj = this;
-    if (obj.trottleCallToAlign) {
-      obj.alignAfterThrotteling = true;
-    } else {
-      obj.alignAfterThrotteling = false;
-      obj.align();
-      obj.trottleCallToAlign = setTimeout(function () {
-        if (obj.alignAfterThrotteling) {
-          obj.align();
-        }
-        obj.alignAfterThrotteling = false;
-        obj.trottleCallToAlign = null;
-      }, 20);
-    }
-  };
-
-  ImageLayout.prototype.align = function () {
-    var i;
-    var results_selectorNode = d.querySelectorAll(this.results_selector);
-    var results_length = results_selectorNode.length;
-    var previous = null;
-    var current = null;
-    var imgGroup = [];
-
-    for (i = 0; i < results_length; i++) {
-      current = results_selectorNode[i];
-      if (current.previousElementSibling !== previous && imgGroup.length > 0) {
-        // the current image is not connected to previous one
-        // so the current image is the start of a new group of images.
-        // so call _alignImgs to align the current group
-        this._alignImgs(imgGroup);
-        // and start a new empty group of images
-        imgGroup = [];
-      }
-      // add the current image to the group (only the img tag)
-      imgGroup.push(current.querySelector(this.img_selector));
-      // update the previous variable
-      previous = current;
-    }
-    // align the remaining images
-    if (imgGroup.length > 0) {
-      this._alignImgs(imgGroup);
-    }
-  };
-
-  ImageLayout.prototype._monitorImages = function () {
-    var i, img;
-    var objthrottleAlign = this.throttleAlign.bind(this);
-    var results_nodes = d.querySelectorAll(this.results_selector);
-    var results_length = results_nodes.length;
-
-    function img_load_error (event) {
-      // console.log("ERROR can't load: " + event.originalTarget.src);
-      event.originalTarget.src = w.searxng.static_path + w.searxng.theme.img_load_error;
-    }
-
-    for (i = 0; i < results_length; i++) {
-      img = results_nodes[i].querySelector(this.img_selector);
-      if (img !== null && img !== undefined && !img.classList.contains('aligned')) {
-        img.addEventListener('load', objthrottleAlign);
-        // https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onerror
-        img.addEventListener('error', objthrottleAlign);
-        img.addEventListener('timeout', objthrottleAlign);
-        if (w.searxng.theme.img_load_error) {
-          img.addEventListener('error', img_load_error, {once: true});
-        }
-        img.classList.add('aligned');
-      }
-    }
-  };
-
-  ImageLayout.prototype.watch = function () {
-    var objthrottleAlign = this.throttleAlign.bind(this);
-
-    // https://developer.mozilla.org/en-US/docs/Web/API/Window/pageshow_event
-    w.addEventListener('pageshow', objthrottleAlign);
-    // https://developer.mozilla.org/en-US/docs/Web/API/FileReader/load_event
-    w.addEventListener('load', objthrottleAlign);
-    // https://developer.mozilla.org/en-US/docs/Web/API/Window/resize_event
-    w.addEventListener('resize', objthrottleAlign);
-
-    this._monitorImages();
-
-    var obj = this;
-
-    let observer = new MutationObserver(entries => {
-      let newElement = false;
-      for (let i = 0; i < entries.length; i++) {
-        if (entries[i].addedNodes.length > 0 && entries[i].addedNodes[0].classList.contains('result')) {
-          newElement = true;
-          break;
-        }
-      }
-      if (newElement) {
-        obj._monitorImages();
-      }
-    });
-    observer.observe(d.querySelector(this.container_selector), {
-      childList: true,
-      subtree: true,
-      attributes: false,
-      characterData: false,
-    });
-  };
-
-  w.searxng.ImageLayout = ImageLayout;
-
-}(window, document));
diff --git a/searx/static/themes/oscar/src/js/infinite_scroll.js b/searx/static/themes/oscar/src/js/infinite_scroll.js
deleted file mode 100644
index 6dbff5fef..000000000
--- a/searx/static/themes/oscar/src/js/infinite_scroll.js
+++ /dev/null
@@ -1,50 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function() {
-    function hasScrollbar() {
-        var root = document.compatMode=='BackCompat'? document.body : document.documentElement;
-        return root.scrollHeight>root.clientHeight;
-    }
-
-    function loadNextPage() {
-        var formData = $('#pagination form:last').serialize();
-        if (formData) {
-            $('#pagination').html('<div class="loading-spinner"></div>');
-            $.ajax({
-                type: "POST",
-                url: $('#search_form').prop('action'),
-                data: formData,
-                dataType: 'html',
-                success: function(data) {
-                    var body = $(data);
-                    $('#pagination').remove();
-                    $('#main_results').append('<hr/>');
-                    $('#main_results').append(body.find('.result'));
-                    $('#main_results').append(body.find('#pagination'));
-                    if(!hasScrollbar()) {
-                        loadNextPage();
-                    }
-                }
-            });
-        }
-    }
-
-    if (searxng.infinite_scroll) {
-        var win = $(window);
-        $("html").addClass('infinite_scroll');
-        if(!hasScrollbar()) {
-            loadNextPage();
-        }
-        win.on('scroll', function() {
-            if ($(document).height() - win.height() - win.scrollTop() < 150) {
-                loadNextPage();
-            }
-        });
-    }
-
-});
diff --git a/searx/static/themes/oscar/src/js/infobox.js b/searx/static/themes/oscar/src/js/infobox.js
deleted file mode 100644
index f3d0c04b9..000000000
--- a/searx/static/themes/oscar/src/js/infobox.js
+++ /dev/null
@@ -1,18 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-window.addEventListener('load', function() {
-    // Hide infobox toggle if shrunk size already fits all content.
-    $('.infobox').each(function() {
-        var infobox_body = $(this).find('.infobox_body');
-        var total_height = infobox_body.prop('scrollHeight') + infobox_body.find('img.infobox_part').height();
-        var max_height = infobox_body.css('max-height').replace('px', '');
-        if (total_height <= max_height) {
-            $(this).find('.infobox_toggle').hide();
-        }
-    });
-});
diff --git a/searx/static/themes/oscar/src/js/leaflet_map.js b/searx/static/themes/oscar/src/js/leaflet_map.js
deleted file mode 100644
index 5c9703cc7..000000000
--- a/searx/static/themes/oscar/src/js/leaflet_map.js
+++ /dev/null
@@ -1,70 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * (C) 2014 by Thomas Pointhuber, <thomas.pointhuber@gmx.at>
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function(){
-    $(".searxng_init_map").on( "click", function( event ) {
-        var leaflet_target = $(this).data('leaflet-target');
-        var map_lon = $(this).data('map-lon');
-        var map_lat = $(this).data('map-lat');
-        var map_zoom = $(this).data('map-zoom');
-        var map_boundingbox = $(this).data('map-boundingbox');
-        var map_geojson = $(this).data('map-geojson');
-
-        if(map_boundingbox) {
-            southWest = L.latLng(map_boundingbox[0], map_boundingbox[2]);
-            northEast = L.latLng(map_boundingbox[1], map_boundingbox[3]);
-            map_bounds = L.latLngBounds(southWest, northEast);
-        }
-
-        // change default imagePath
-        L.Icon.Default.imagePath =  "./static/themes/oscar/css/images/";
-
-        // init map
-        var map = L.map(leaflet_target);
-
-        // create the tile layer with correct attribution
-        var osmMapnikUrl='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
-        var osmMapnikAttrib='Map data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
-        var osmMapnik = new L.TileLayer(osmMapnikUrl, {minZoom: 1, maxZoom: 19, attribution: osmMapnikAttrib});
-
-        var osmWikimediaUrl='https://maps.wikimedia.org/osm-intl/{z}/{x}/{y}.png';
-        var osmWikimediaAttrib = 'Wikimedia maps beta | Maps data © <a href="https://openstreetmap.org">OpenStreetMap</a> contributors';
-        var osmWikimedia = new L.TileLayer(osmWikimediaUrl, {minZoom: 1, maxZoom: 19, attribution: osmWikimediaAttrib});
-
-        // init map view
-        setTimeout(function() {
-            if(map_bounds) {
-                map.fitBounds(map_bounds, {
-                    maxZoom:17
-                });
-            } else if (map_lon && map_lat) {
-                if(map_zoom)
-                    map.setView(new L.LatLng(map_lat, map_lon),map_zoom);
-                else
-                    map.setView(new L.LatLng(map_lat, map_lon),8);
-            }    
-        }, 0);
-
-        map.addLayer(osmMapnik);
-
-        var baseLayers = {
-            "OSM Mapnik": osmMapnik/*,
-            "OSM Wikimedia": osmWikimedia*/
-        };
-
-        L.control.layers(baseLayers).addTo(map);
-
-        if(map_geojson)
-            L.geoJson(map_geojson).addTo(map);
-        /*else if(map_bounds)
-            L.rectangle(map_bounds, {color: "#ff7800", weight: 3, fill:false}).addTo(map);*/
-
-        // this event occour only once per element
-        $( this ).off( event );
-    });
-});
diff --git a/searx/static/themes/oscar/src/js/preferences.js b/searx/static/themes/oscar/src/js/preferences.js
deleted file mode 100644
index d3a3a7d76..000000000
--- a/searx/static/themes/oscar/src/js/preferences.js
+++ /dev/null
@@ -1,30 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function(){
-    let engine_descriptions = null;
-    function load_engine_descriptions() {
-        if (engine_descriptions == null) {
-            $.ajax("engine_descriptions.json", dataType="json").done(function(data) {
-                engine_descriptions = data;
-                for (const [engine_name, description] of Object.entries(data)) {
-                    let elements = $('[data-engine-name="' + engine_name + '"] .description');
-                    for(const element of elements) {
-                        let source = ' (<i>' + searxng.translations.Source + ':&nbsp;' + description[1] + '</i>)';
-                        element.innerHTML = description[0] + source;
-                    }
-                }
-            });
-        }
-    }
-
-    if (document.querySelector('body[class="preferences_endpoint"]')) {
-        $('[data-engine-name]').hover(function() {
-            load_engine_descriptions();
-        });
-    }
-});
diff --git a/searx/static/themes/oscar/src/js/toggleall.js b/searx/static/themes/oscar/src/js/toggleall.js
deleted file mode 100644
index 69acb9d72..000000000
--- a/searx/static/themes/oscar/src/js/toggleall.js
+++ /dev/null
@@ -1,17 +0,0 @@
-/**
- * @license
- * (C) Copyright Contributors to the SearXNG project.
- * (C) Copyright Contributors to the searx project (2014 - 2021).
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-$(document).ready(function(){
-    $("#allow-all-engines").click(function() {
-        $(".onoffswitch-checkbox").each(function() { this.checked = false;});
-    });
-
-    $("#disable-all-engines").click(function() {
-        $(".onoffswitch-checkbox").each(function() { this.checked = true;});
-    });
-});
-
diff --git a/searx/static/themes/oscar/src/less/bootstrap/bootstrap.less b/searx/static/themes/oscar/src/less/bootstrap/bootstrap.less
deleted file mode 100644
index d6145eb00..000000000
--- a/searx/static/themes/oscar/src/less/bootstrap/bootstrap.less
+++ /dev/null
@@ -1,3 +0,0 @@
-@import "../../../node_modules/bootstrap/less/bootstrap.less";
-
-@import "typeahead.less";
diff --git a/searx/static/themes/oscar/src/less/bootstrap/typeahead.less b/searx/static/themes/oscar/src/less/bootstrap/typeahead.less
deleted file mode 100644
index de1c6ef05..000000000
--- a/searx/static/themes/oscar/src/less/bootstrap/typeahead.less
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * typehead.js-bootstrap3.less
- * @version 0.2.3
- * https://github.com/hyspace/typeahead.js-bootstrap3.less
- *
- * Licensed under the MIT license:
- * http://www.opensource.org/licenses/MIT
- */
-
-//custom mixin for .form-control-validation
-.typeahead-form-control(@border-color: #ccc;) {
-    border-color: @border-color;
-    .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
-    &:focus {
-      border-color: darken(@border-color, 10%);
-      @shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@border-color, 20%);
-      .box-shadow(@shadow);
-    }
-  }
-  
-  //main styles for control
-  .tt-input,
-  .tt-hint {
-    .twitter-typeahead &{
-      //validation states
-      .has-warning &{
-        .typeahead-form-control(@state-warning-text);
-      }
-      .has-error &{
-        .typeahead-form-control(@state-danger-text);
-      }
-      .has-success &{
-        .typeahead-form-control(@state-success-text);
-      }
-    }
-  
-    //border
-    .input-group .twitter-typeahead:first-child &{
-      .border-left-radius(@border-radius-base);
-    }
-    .input-group .twitter-typeahead:last-child &{
-      .border-right-radius(@border-radius-base);
-    }
-  
-    //sizing - small:size and border
-    .input-group.input-group-sm .twitter-typeahead &{
-      .input-size(@input-height-small; @padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
-    }
-    .input-group.input-group-sm .twitter-typeahead:not(:first-child):not(:last-child) &{
-      border-radius: 0;
-    }
-    .input-group.input-group-sm .twitter-typeahead:first-child &{
-      .border-left-radius(@border-radius-small);
-      .border-right-radius(0);
-    }
-    .input-group.input-group-sm .twitter-typeahead:last-child &{
-      .border-left-radius(0);
-      .border-right-radius(@border-radius-small);
-    }
-  
-    //sizing - large:size and border
-    .input-group.input-group-lg .twitter-typeahead &{
-      .input-size(@input-height-large; @padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
-    }
-    .input-group.input-group-lg .twitter-typeahead:not(:first-child):not(:last-child) &{
-      border-radius: 0;
-    }
-    .input-group.input-group-lg .twitter-typeahead:first-child &{
-      .border-left-radius(@border-radius-large);
-      .border-right-radius(0);
-    }
-    .input-group.input-group-lg .twitter-typeahead:last-child &{
-      .border-left-radius(0);
-      .border-right-radius(@border-radius-large);
-    }
-  }
-  
-  //for wrapper
-  .twitter-typeahead {
-    width: 100%;
-    .input-group &{
-      //overwrite `display:inline-block` style
-      display: table-cell!important;
-      float: left;
-    }
-  }
-  
-  //particular style for each other
-  .twitter-typeahead .tt-hint {
-    color: @text-muted;//color - hint
-  }
-  .twitter-typeahead .tt-input {
-    z-index: 2;
-    //disabled status
-    //overwrite inline styles of .tt-query
-    &[disabled],
-    &[readonly],
-    fieldset[disabled] & {
-      cursor: not-allowed;
-      //overwirte inline style
-      background-color: @input-bg-disabled!important;
-    }
-  }
-  
-  //dropdown styles
-  .tt-dropdown-menu {
-    //dropdown menu
-    position: absolute;
-    top: 100%;
-    left: 0;
-    z-index: @zindex-dropdown;
-    min-width: 160px;
-    width: 100%;
-    padding: 5px 0;
-    margin: 2px 0 0;
-    list-style: none;
-    font-size: @font-size-base;
-    background-color: @dropdown-bg;
-    border: 1px solid @dropdown-fallback-border;
-    border: 1px solid @dropdown-border;
-    border-radius: @border-radius-base;
-    .box-shadow(0 6px 12px rgba(0,0,0,.175));
-    background-clip: padding-box;
-    *border-right-width: 2px;
-    *border-bottom-width: 2px;
-  
-    .tt-suggestion {
-      //item
-      display: block;
-      padding: 3px 20px;
-      clear: both;
-      font-weight: normal;
-      line-height: @line-height-base;
-      color: @dropdown-link-color;
-      white-space: nowrap;
-      text-align: left;
-      cursor: pointer !important;
-      &.tt-cursor {
-        //item selected
-        text-decoration: none;
-        outline: 0;
-        background-color: @dropdown-link-hover-bg;
-        color: @dropdown-link-hover-color;
-        a {
-          //link in item selected
-          color: @dropdown-link-hover-color;
-        }
-      }
-      p {
-        margin: 0;
-      }
-    }
-  }
-  
\ No newline at end of file
diff --git a/searx/static/themes/oscar/src/less/infinite_scroll.less b/searx/static/themes/oscar/src/less/infinite_scroll.less
deleted file mode 100644
index f66373651..000000000
--- a/searx/static/themes/oscar/src/less/infinite_scroll.less
+++ /dev/null
@@ -1,21 +0,0 @@
-@keyframes rotate-forever {
-    0%   { transform: rotate(0deg) }
-    100% { transform: rotate(360deg) }
-}
-
-.loading-spinner {
-    animation-duration: 0.75s;
-    animation-iteration-count: infinite;
-    animation-name: rotate-forever;
-    animation-timing-function: linear;
-    height: 30px;
-    width: 30px;
-    border: 8px solid #666;
-    border-right-color: transparent;
-    border-radius: 50% !important;
-    margin: 0 auto;
-}
-
-html.infinite_scroll #pagination button {
-	visibility: hidden;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev-dark/oscar.less b/searx/static/themes/oscar/src/less/logicodev-dark/oscar.less
deleted file mode 100644
index 71821a259..000000000
--- a/searx/static/themes/oscar/src/less/logicodev-dark/oscar.less
+++ /dev/null
@@ -1,269 +0,0 @@
-@import "../logicodev/variables.less";
-@import "../../../../__common__/less/new_issue.less";
-@import "../../../../__common__/less/stats.less";
-@import "../../../../__common__/less/result_templates.less";
-@import "../../less/result_templates.less";
-@import "../../less/preferences.less";
-@import "../infinite_scroll.less";
-@import "../../generated/pygments-logicodev.less";
-
-@stacked-bar-chart: rgb(213, 216, 215, 1);
-
-@import "../logicodev/footer.less";
-@import "../logicodev/checkbox.less";
-@import "../logicodev/onoff.less";
-@import "../logicodev/results.less";
-@import "../logicodev/infobox.less";
-@import "../logicodev/search.less";
-@import "../logicodev/advanced.less";
-@import "../logicodev/cursor.less";
-@import "../logicodev/code.less";
-@import "../logicodev/preferences.less";
-
-@import (inline) "../safari.css";
-
-/*Global*/
-body {
-  background:#1d1f21 none !important;
-  color:#D5D8D7 !important;
-}
-
-a {
-  color:#41a2ce !important;
-  text-decoration: none !important;
-}
-
-a:hover {
-  color:#5F89AC !important;
-}
-
-input, button, textarea, select {
-  border: 1px solid #282a2e !important;
-  background-color: #444 !important;
-  color: #BBB !important;
-}
-
-input:focus, button:focus, textarea:focus, select:focus {
-  border: 1px solid #C5C8C6 !important;
-  box-shadow: initial !important;
-}
-
-div#advanced-search-container  div#categories label{
-  background:none;
-  border: 1px solid #282a2e;
-}
-
-ul.nav li a {
-  border: 0 !important;
-  border-bottom: 1px solid #4d3f43 !important;
-}
-
-#categories *, .modal-wrapper * {
-  background:#1d1f21 none !important;
-  color:#D5D8D7 !important;
-}
-
-#categories *, {
-  border: 1px solid #3d3f43 !important;
-}
-
-#categories *:checked + label {
-  border-bottom: 4px solid #3d9f94 !important;
-}
-
-.result-content, .result-source, .result-format {
-  color:#B5B8B7 !important;
-}
-
-.external-link {
-  color:#35B887 !important;
-}
-
-.table-striped tr td, .table-striped tr th {
-  border-color: #4d3f43 !important;
-}
-
-/*nav*/
-.navbar{
-  background:#1d1f21 none;
-  border: none;
-}
-
-.navbar .active, .menu {
-  background: none !important;
-}
-
-.label-default {
-  background: none;
-  color: #BBB;
-}
-
-.navbar-default .navbar-nav > .active > a, .navbar-default .navbar-nav > .active > a:hover, .navbar-default .navbar-nav > .active > a:focus, .nav-tabs.nav-justified > .active > a{
-  background-color: #282a2e !important;
-
-}
-
-/*Search Page*/
-.result-default:hover, .result-code:hover, .result-torrent:hover, .result-videos:hover, .result-map:hover {
-    background-color: #222426;
-}
-
-/*buttons*/
-.btn {
-  color: #BBB;
-  background-color: #444 ;
-  border: 1px solid #282a2e;
-}
-
-.btn:hover {
-  color:#444 !important;
-  background-color: #BBB !important;
-}
-
-.btn-primary.active {
-  color: #C5C8C6;
-  background-color: #5F89AC;
-  border-color: #5F89AC;
-}
-
-/*Right Pannels*/
-.panel {
-  border: 1px solid #111;
-  background: none;
-}
-
-.panel-heading {
-  color: #C5C8C6 !important;
-  background: #282a2e !important;
-  border-bottom: none;
-}
-
-.panel-body {
-  color: #C5C8C6 !important;
-  background: #1d1f21 !important;
-  border-color: #111 !important;
-}
-
-.panel-footer {
-  color: #C5C8C6 !important;
-  background: #282a2e !important;
-  border-top: 1px solid #111 !important;
-}
-
-.infobox_toggle:hover {
-  background: #3d3f43 !important;
-}
-
-p.btn.btn-default{
-  background: none;
-}
-
-.table-striped>tbody>tr:nth-child(odd)>td, .table-striped>tbody>tr:nth-child(odd)>th, .table-striped>thead>tr:nth-child(odd)>th {
-  background:#2d2f32 none !important;
-  color:#D5D8D7 !important;
-}
-
-.label-success {
-  background:#1d6f42 none !important;
-}
-
-.label-danger {
-  background:#ad1f12 none !important;
-}
-
-.searxng-navbar {
-    background: #333334;
-    height: 2.3rem;
-    font-size: 1.3rem;
-    line-height: 1.3rem;
-    padding: 0.5rem;
-    font-weight: bold;
-    margin-bottom: 0.8rem;
-
-    a, a:hover {
-        margin-right: 2.0rem;
-        color: white;
-        text-decoration: none;
-    }
-
-    .instance a {
-        color: @light-green;
-        margin-left: 2.0rem;
-    }
-}
-
-#main-logo {
-    margin-top: 20vh;
-    margin-bottom: 25px;
-
-    & > img {
-        max-width: 350px;
-        width: 80%;
-    }
-}
-
-.onoffswitch-inner:before, .onoffswitch-inner:after {
-  background:#1d1f21 none !important;
-}
-
-.onoffswitch-switch,  .onoffswitch-label {
-  border: 2px solid #3d3f43 !important;
-}
-
-.nav>li>a:hover, .nav>li>a:focus {
-  background-color: #3d3f43 !important;
-}
-
-/*Images search*/
-.img-thumbnail, .thumbnail {
-    padding: 0px;
-    line-height: 1.42857143;
-    background: none;
-    border: none;
-}
-
-.modal-content {
-  background:#1d1f21 none !important;
-}
-
-/*Preferences*/
-
-.table > thead > tr > td.danger, .table > tbody > tr > td.danger, .table > tfoot > tr > td.danger, .table > thead > tr > th.danger, .table > tbody > tr > th.danger, .table > tfoot > tr > th.danger, .table > thead > tr.danger > td, .table > tbody > tr.danger > td, .table > tfoot > tr.danger > td, .table > thead > tr.danger > th, .table > tbody > tr.danger > th, .table > tfoot > tr.danger > th {
-  background: RGBA(240, 0, 0, 0.56) !important;
-  color: #C5C8C6 !important;
-}
-
-.table-hover > tbody > tr > td.danger:hover, .table-hover > tbody > tr > th.danger:hover, .table-hover > tbody > tr.danger:hover > td, .table-hover > tbody > tr:hover > .danger, .table-hover > tbody > tr.danger:hover > th {
-  background: RGBA(237, 59, 59, 0.61) !important;
-  color: #C5C8C6 !important;
-}
-
-.table-hover > tbody > tr:hover > td, .table-hover > tbody > tr:hover > th {
-  background: rgb(102, 105, 110) !important;
-}
-
-.btn-success {
-  color: #C5C8C6;
-  background: #449d44;
-}
-
-.btn-danger {
-  color: #C5C8C6;
-  background: #d9534f;
-
-}
-
-.well {
-  background: #444;
-  border-color: #282a2e;
-}
-
-.highlight {
-  background-color: transparent !important;
-}
-
-/* engine tooltip */
-.engine-tooltip {
-  border: 1px solid #3d3f43;
-  background: #1d1f21 ;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/advanced.less b/searx/static/themes/oscar/src/less/logicodev/advanced.less
deleted file mode 100644
index b8e10de4d..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/advanced.less
+++ /dev/null
@@ -1,49 +0,0 @@
-#advanced-search-container {
-    display: none;
-    text-align: left;
-    margin-bottom: 1rem;
-    clear: both;
-
-    label, .input-group-addon {
-        font-size: 1.2rem;
-        font-weight:normal;
-        background-color: white;
-        border: @mild-gray 1px solid;
-        border-right: none;
-        color: @dark-gray;
-        padding-bottom: 0.4rem;
-        padding-right: 0.7rem;
-        padding-left: 0.7rem;
-    }
-
-    label:last-child, .input-group-addon:last-child {
-        border-right: @mild-gray 1px solid;
-    }
-
-    input[type="radio"] {
-        display: none;
-    }
-
-    input[type="radio"]:checked + label{
-        color: @black;
-        font-weight: bold;
-        border-bottom: @light-green 5px solid;
-    }
-}
-
-#check-advanced:focus + label {
-    text-decoration: underline;
-}
-
-#check-advanced:checked ~ #advanced-search-container {
-    display: block;
-}
-
-.advanced {
-    padding: 0;
-    margin-top: 0.3rem;
-    text-align: right;
-    label, select {
-        cursor: pointer;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/checkbox.less b/searx/static/themes/oscar/src/less/logicodev/checkbox.less
deleted file mode 100644
index 6428b36ed..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/checkbox.less
+++ /dev/null
@@ -1,9 +0,0 @@
-// Hide element if checkbox is checked
-input[type=checkbox]:checked + .label_hide_if_checked, input[type=checkbox]:checked + .label_hide_if_not_checked + .label_hide_if_checked {
-  display:none;
-}
-
-// Hide element if checkbox is not checked
-input[type=checkbox]:not(:checked) + .label_hide_if_not_checked, input[type=checkbox]:not(:checked) + .label_hide_if_checked + .label_hide_if_not_checked {
-  display:none;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/code.less b/searx/static/themes/oscar/src/less/logicodev/code.less
deleted file mode 100644
index de7613e9e..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/code.less
+++ /dev/null
@@ -1,12 +0,0 @@
-pre, code {
-    font-family: 'Ubuntu Mono', 'Courier New', 'Lucida Console', monospace !important;
-}
-
-.code-highlight pre {
-    margin-bottom: 25px;
-    padding: 20px 10px;
-    background-color: inherit;
-    color: inherit;
-    border: inherit;
-    color: #D7DAE0;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/cursor.less b/searx/static/themes/oscar/src/less/logicodev/cursor.less
deleted file mode 100644
index cbc1ea6fc..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/cursor.less
+++ /dev/null
@@ -1,8 +0,0 @@
-// display cursor
-.cursor-text {
-    cursor: text !important;
-}
-
-.cursor-pointer {
-    cursor: pointer !important;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/footer.less b/searx/static/themes/oscar/src/less/logicodev/footer.less
deleted file mode 100644
index d23a0cc97..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/footer.less
+++ /dev/null
@@ -1,30 +0,0 @@
-// Sticky footer styles
-*{
-  border-radius: 0 !important;
-}
-html {
-  position: relative;
-  min-height: 100%;
-  color: @black;
-}
-
-body {
-  /* Margin bottom by footer height */
-  font-family: 'Roboto', Helvetica, Arial, sans-serif;
-  margin-bottom: 80px;
-  background-color: white;
-
-  a{
-      color: @blue;
-  }
-}
-
-.footer {
-  position: absolute;
-  bottom: 0;
-  width: 100%;
-  /* Set the fixed height of the footer here */
-  height: 60px;
-  text-align: center;
-  color: #999;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/infobox.less b/searx/static/themes/oscar/src/less/logicodev/infobox.less
deleted file mode 100644
index c5bdfa612..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/infobox.less
+++ /dev/null
@@ -1,92 +0,0 @@
-.infobox {
-
-    .panel-heading{
-        background-color: @dim-gray;
-
-        .panel-title{
-            font-weight: 700;
-        }
-    }
-
-    .header_url {
-        white-space: nowrap;
-        overflow: hidden;
-        text-overflow: ellipsis;
-        display: block;
-    }
-
-
-    p{
-        font-family: "DejaVu Serif", Georgia, Cambria, "Times New Roman", Times, serif !important;
-        font-style: italic;
-    }
-
-    img{
-        max-height: "250px";
-    }
-
-    .btn{
-        background-color: @dark-blue;
-        border: none;
-
-        a{
-            color: white;
-            margin: 5px;
-        }
-    }
-
-    .infobox_part {
-        margin-bottom: 20px;
-        word-wrap: break-word;
-        table-layout: fixed;
-
-    }
-
-    .infobox_part:last-child {
-        margin-bottom: 0;
-    }
-
-    .infobox_toggle {
-        width: 100%;
-        text-align: center;
-        margin-bottom: 0px;
-        cursor: pointer;
-    }
-
-    .infobox_toggle:hover {
-        background: @mild-gray;
-    }
-
-    // Shrink infobox size when toggle is off
-    .infobox_checkbox ~ .infobox_body {
-        max-height: 300px;
-        overflow: hidden;
-    }
-    .infobox_checkbox:checked ~ .infobox_body {
-        max-height: none;
-    }
-
-    // Show toggle button as down when infobox is shrunk
-    .infobox_checkbox ~ .infobox_toggle .infobox_label_down {
-        display: block;
-    }
-    .infobox_checkbox ~ .infobox_toggle .infobox_label_up {
-        display: none;
-    }
-
-    // Show toggle button as up when infobox is expanded
-    .infobox_checkbox:checked ~ .infobox_toggle .infobox_label_up {
-        display: block;
-    }
-    .infobox_checkbox:checked ~ .infobox_toggle .infobox_label_down {
-        display: none;
-    }
-
-    // Hide main image when toggle is off
-    .infobox_checkbox ~ .infobox_body img.infobox_part {
-        display: none;
-    }
-    .infobox_checkbox:checked ~ .infobox_body img.infobox_part {
-        display: block;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/navbar.less b/searx/static/themes/oscar/src/less/logicodev/navbar.less
deleted file mode 100644
index e1bbd35c6..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/navbar.less
+++ /dev/null
@@ -1,30 +0,0 @@
-.searxng-navbar {
-    background: @black;
-    height: 2.3rem;
-    font-size: 1.3rem;
-    line-height: 1.3rem;
-    padding: 0.5rem;
-    font-weight: bold;
-    margin-bottom: 0.8rem;
-
-    a, a:hover {
-        margin-right: 2.0rem;
-        color: white;
-        text-decoration: none;
-    }
-
-    .instance a {
-        color: @light-green;
-        margin-left: 2.0rem;
-    }
-}
-
-#main-logo {
-    margin-top: 20vh;
-    margin-bottom: 25px;
-
-    & > img {
-        max-width: 350px;
-        width: 80%;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/onoff.less b/searx/static/themes/oscar/src/less/logicodev/onoff.less
deleted file mode 100644
index fbd2983eb..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/onoff.less
+++ /dev/null
@@ -1,74 +0,0 @@
-.onoff-checkbox {
-    width:15%;
-}
-.onoffswitch {
-    position: relative;
-    width: 110px;
-    -webkit-user-select:none;
-    -moz-user-select:none;
-    -ms-user-select: none;
-}
-.onoffswitch-checkbox {
-    opacity: 0;
-    position: absolute;
-}
-.onoffswitch-checkbox:before {
-    content: "";
-    display: inline-block;
-    width: 16px;
-    height: 16px;
-    margin-right: 10px;
-    position: absolute;
-    left: 0;
-    bottom: 1px;
-    background-color: #fff;
-    border: 1px solid #ccc;
-    border-radius: 0px;
-}
-.onoffswitch-label {
-    display: block;
-    overflow: hidden;
-    cursor: pointer;
-    border: 2px solid #FFFFFF !important;
-    border-radius: 50px !important;
-}
-.onoffswitch-inner {
-    display: block;
-    transition: margin 0.3s ease-in 0s;
-}
-
-.onoffswitch-inner:before, .onoffswitch-inner:after {
-    display: block;
-    float: left;
-    width: 50%;
-    height: 30px;
-    padding: 0;
-    line-height: 40px;
-    font-size: 20px;
-    box-sizing: border-box;
-    content: "";
-    background-color: #EEEEEE;
-}
-
-.onoffswitch-switch {
-    display: block;
-    width: 37px;
-    background-color: @light-green;
-    position: absolute;
-    top: 0;
-    bottom: 0;
-    right: 0px;
-    border: 2px solid #FFFFFF;
-    border-radius: 50px !important;
-    transition: all 0.3s ease-in 0s;
-}
-.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-inner {
-    margin-right: 0;
-}
-.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-switch {
-    right: 71px;
-    background-color: #A1A1A1;
-}
-.onoffswitch-checkbox:focus + .onoffswitch-label .onoffswitch-switch {
-    border: 3px solid #444444;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/oscar.less b/searx/static/themes/oscar/src/less/logicodev/oscar.less
deleted file mode 100644
index 61e03745b..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/oscar.less
+++ /dev/null
@@ -1,22 +0,0 @@
-@import "variables.less";
-@import "../../../../__common__/less/new_issue.less";
-@import "../../../../__common__/less/stats.less";
-@import "../../../../__common__/less/result_templates.less";
-@import "../../less/result_templates.less";
-@import "../../less/preferences.less";
-@import "../infinite_scroll.less";
-@import "../../generated/pygments-logicodev.less";
-
-@import "navbar.less";
-@import "footer.less";
-@import "checkbox.less";
-@import "onoff.less";
-@import "results.less";
-@import "infobox.less";
-@import "search.less";
-@import "advanced.less";
-@import "cursor.less";
-@import "code.less";
-@import "preferences.less";
-
-@import (inline) "../safari.css";
diff --git a/searx/static/themes/oscar/src/less/logicodev/preferences.less b/searx/static/themes/oscar/src/less/logicodev/preferences.less
deleted file mode 100644
index 2d716e966..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/preferences.less
+++ /dev/null
@@ -1,92 +0,0 @@
-.table > tbody > tr > td, .table > tbody > tr > th {
-    vertical-align: middle !important;
-}
-
-.nav-tabs.nav-justified{
-  margin-bottom: 20px;
-}
-
-p {
-    margin: 10px 0;
-}
-
-input.cursor-text {
-    margin: 10px 0;
-}
-
-.engine-tooltip {
-    display: none;
-    position: absolute;
-    padding: 0.5rem 1rem;
-    margin: 0rem 0 0 2rem;
-    border: 1px solid #ddd;
-    box-shadow: 2px 2px 2px 0px rgba(0,0,0,0.1);
-    background: white;
-    font-size: 14px;
-    font-weight: normal;
-    z-index: 1000000; 
-    max-width: 40rem;
-}
-
-td:hover .engine-tooltip, th:hover .engine-tooltip, .engine-tooltip:hover {
-    display: inline-block;
-}
-
-/* stacked-bar-chart */
-.stacked-bar-chart {
-    margin: 0;
-    padding: 0 0.125rem 0 3rem;
-    width: 100%;
-    width: -moz-available;
-    width: -webkit-fill-available;
-    width: fill;
-    flex-direction: row;
-    flex-wrap: nowrap;
-    flex-grow: 1;
-    align-items: center;
-    display: inline-flex;
-}
-
-.stacked-bar-chart-value {
-    width: 3rem;
-    display: inline-block;
-    position: absolute;
-    padding: 0 0.5rem;   
-    text-align: right;
-}
-
-.stacked-bar-chart-base {
-    display:flex;
-    flex-shrink: 0;
-    flex-grow: 0;
-    flex-basis: unset;
-}
-
-.stacked-bar-chart-median {
-    .stacked-bar-chart-base();
-    background: @stacked-bar-chart;
-    border: 1px solid fade(@stacked-bar-chart, 90%);
-    padding: 0.3rem 0;
-}
-
-.stacked-bar-chart-rate80 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border: 1px solid fade(@stacked-bar-chart, 30%);
-    padding: 0.3rem 0;
-}
-
-.stacked-bar-chart-rate95 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border-bottom: 1px dotted fade(@stacked-bar-chart, 50%);
-    padding: 0;
-}
-
-.stacked-bar-chart-rate100 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border-left: 1px solid fade(@stacked-bar-chart, 90%);
-    padding: 0.4rem 0;
-    width: 1px;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/results.less b/searx/static/themes/oscar/src/less/logicodev/results.less
deleted file mode 100644
index 0668dc8cd..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/results.less
+++ /dev/null
@@ -1,267 +0,0 @@
-.result_header {
-    margin-top: 0px;
-    margin-bottom: 2px;
-    font-size: 16px;
-
-    .favicon {
-        margin-bottom:-3px;
-    }
-
-    a {
-        color: @black;
-        text-decoration: none;
-
-        &:hover{
-            color: @blue;
-        }
-
-        &:visited{
-            color: @violet;
-        }
-
-        .highlight {
-            background-color: @dim-gray;
-            // Chrome hack: bold is different size than normal
-            // https://stackoverflow.com/questions/20713988/weird-text-alignment-issue-in-css-when-bolded-lucida-sans
-        }
-    }
-}
-
-.result-content, .result-format, .result-source {
-    margin-top: 2px;
-    margin-bottom: 0;
-    word-wrap: break-word;
-    color: @dark-gray;
-    font-size: 13px;
-}
-
-.result .highlight {
-    font-weight: bold;
-}
-
-.result-source {
-    font-size: 10px;
-    float: left;
-}
-
-.result-format {
-    font-size: 10px;
-    float: right;
-}
-
-.result-abstract {
-    margin-top: 0.5em;
-    margin-bottom: 0.8em;
-}
-
-.external-link {
-    color: @dark-green;
-    font-size: 12px;
-    margin-bottom: 15px;
-
-    a {
-        margin-right: 3px;
-    }
-}
-
-// default formating of results
-.result-default, .result-code, .result-torrent, .result-videos, .result-map {
-    clear: both;
-    padding: 0.5em 4px;
-    &:hover{
-        background-color: @dim-gray;
-    }
-}
-
-
-// image formating of results
-.result-images {
-    float: left !important;
-    margin: 0;
-    padding: 0;
-    a {
-        display: block;
-        width: 100%;
-        background-size: cover;
-        .img-thumbnail {
-            border: none !important;
-            padding: 0;
-        }
-        &:hover, &:focus {
-            outline: 0;
-            .img-thumbnail {
-                box-shadow: 5px 5px 15px 0px black;
-            }
-        }
-    }
-}
-
-.result-images.js a .img-thumbnail {
-    max-height: inherit;
-    min-height: inherit;
-}
-
-.result-images:not(.js) {
-    width: 25%;
-    padding: 3px 13px 13px 3px;
-    a {
-        .img-thumbnail {
-            margin: 0;
-            max-height: 128px;
-            min-height: 128px;
-        }
-    }
-}
-
-.img-thumbnail {
-    margin: 5px;
-    max-height: 128px;
-    min-height: 128px;
-}
-
-// video formating of results
-.result-videos {
-    clear: both;
-
-    hr{
-        margin: 5px 0 15px 0;
-    }
-
-    .collapse{
-        width: 100%;
-    }
-
-    .in{
-        margin-bottom: 8px;
-    }
-}
-
-// torrent formating of results
-.result-torrent {
-    clear: both;
-
-    b{
-        margin-right: 5px;
-        margin-left: 5px;
-    }
-
-    .seeders{
-        color: @green;
-    }
-
-    .leechers{
-        color: @red;
-    }
-}
-
-.result-metadata {
-    clear: both;
-    margin: 1em;
-
-    td {
-        padding-right: 1em;
-        color: @gray;
-    }
-
-    td:first-of-type {
-        color: @dark-gray;
-    }
-}
-
-// map formating of results
-.result-map {
-    clear: both;
-
-    .img-thumbnail {
-        float: right;
-        width: auto;
-        height: 120px;
-        border: 0;
-        background: inherit;
-    }
-
-    .img-type {
-        width: 20px;
-        max-height: 20px;
-    }
-
-    .result-map-details {
-        font-size: 13px;
-        border-collapse: separate;
-        border-spacing: 0 0.35rem;
-
-        th {
-            font-weight: inherit;
-            width: 20rem;
-            vertical-align: top;
-        }
-
-        td {
-            vertical-align: top;
-        }
-    }
-
-}
-
-// code formating of results
-.result-code {
-    clear: both;
-
-    .code-fork, .code-fork a{
-        color: @dark-gray;
-    }
-
-}
-
-// suggestion
-.suggestion_item {
-    margin: 2px 5px;
-    max-width: 100%;
-
-    .btn {
-        max-width: 100%;
-        white-space: normal;
-        word-wrap: break-word;
-        text-align: left;
-    }
-}
-
-// download result
-.result_download {
-    margin-right: 5px;
-}
-
-// page forward, backward
-#pagination {
-    margin-top: 30px;
-    padding-bottom: 60px;
-}
-
-.label-default {
-    color: @dark-gray;
-    background: transparent;
-}
-
-.result .text-muted small {
-    word-wrap: break-word;
-}
-
-.modal-wrapper {
-    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
-}
-
-.modal-wrapper {
-    background-clip: padding-box;
-    background-color: #fff;
-    border: 1px solid rgba(0, 0, 0, 0.2);
-    border-radius: 6px;
-    box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
-    outline: 0 none;
-    position: relative;
-}
-
-@media screen and (max-width: 75em) {
-    .img-thumbnail {
-        object-fit: cover;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/search.less b/searx/static/themes/oscar/src/less/logicodev/search.less
deleted file mode 100644
index 1ecb83bd4..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/search.less
+++ /dev/null
@@ -1,96 +0,0 @@
-.search_categories, #categories {
-  text-transform: capitalize;
-  margin-bottom: 0.5rem;
-  display: flex;
-  flex-wrap: wrap;
-  flex-flow: row wrap;
-  align-content: stretch;
-
-  label, .input-group-addon {
-    flex-grow: 1;
-    flex-basis: auto;
-    font-size: 1.2rem;
-    font-weight: normal;
-    background-color: white;
-    border: @mild-gray 1px solid;
-    border-right: none;
-    color: @dark-gray;
-    padding-bottom: 0.4rem;
-    padding-top: 0.4rem;
-    text-align: center;
-    min-width: 50px;
-  }
-  label:last-child, .input-group-addon:last-child {
-      border-right: @mild-gray 1px solid;
-  }
-
-  input[type="checkbox"]:checked + label {
-    color: @black;
-    font-weight: bold;
-    border-bottom: @light-green 5px solid;
-  }
-}
-
-#main-logo{
-    margin-top: 24vh;
-    margin-bottom: 25px;
-}
-
-#main-logo > img {
-    max-width: 350px;
-    width: 80%;
-}
-
-#q{
-    box-shadow: none;
-    border-right: none;
-    border-color: @semidark-gray;
-}
-
- #search_form .input-group-btn .btn{
-    border-color: @semidark-gray;
- }
-
- #search_form .input-group-btn .btn:hover{
-     background-color: @dark-green;
-     color: white;
- }
-
-.custom-select, .custom-select-rtl {
-    appearance: none;
-    -webkit-appearance: none;
-    -moz-appearance: none;
-    font-size: 1.2rem;
-    font-weight:normal;
-    background-color: white;
-    border: @semidark-gray 1px solid;
-    color: @dark-gray;
-    // Warning: multi-line base64 URL adds "$stdin" in the source map: https://github.com/jakubpawlowicz/clean-css/issues/593
-    background: url(data:image/png;base64,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) 96% no-repeat;
-}
-
-.custom-select-rtl {
-    background-position-x: 4%;
-}
-
-.search-margin {
-    margin-bottom: 0.6em;
-}
-
-.visually-hidden {
-    position: absolute !important;
-    height: 1px;
-    width: 1px;
-    overflow: hidden;
-    clip: rect(1px, 1px, 1px, 1px);
-    white-space: nowrap;
-}
-.label-danger, .btn-danger {
-    background: @dark-red;
-}
-.label-success, .btn-success {
-    background: @dark-green;
-}
-select.form-control {
-    border-color: @semidark-gray !important;
-}
diff --git a/searx/static/themes/oscar/src/less/logicodev/variables.less b/searx/static/themes/oscar/src/less/logicodev/variables.less
deleted file mode 100644
index ae2516c05..000000000
--- a/searx/static/themes/oscar/src/less/logicodev/variables.less
+++ /dev/null
@@ -1,18 +0,0 @@
-@black: #29314D;
-@gray: #A4A4A4;
-@dim-gray: #F6F9FA;
-@dark-gray: #666;
-@semidark-gray: #888;
-@middle-gray: #F5F5F5;
-@mild-gray: #DDD;
-@dark-blue: #007AB8;
-@blue: #0088CC;
-@red: #F35E77;
-@violet: #684898;
-@dark-green: #068922;
-@green: #2ecc71;
-@light-green: #01D7D4;
-@orange: #FFA92F;
-@dark-red: #c9432f;
-
-@stacked-bar-chart: rgb(0, 0, 0);
diff --git a/searx/static/themes/oscar/src/less/pointhi/advanced.less b/searx/static/themes/oscar/src/less/pointhi/advanced.less
deleted file mode 100644
index 23bfdb0d2..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/advanced.less
+++ /dev/null
@@ -1,49 +0,0 @@
-#advanced-search-container {
-    display: none;
-    text-align: center;
-    margin-bottom: 1rem;
-    clear: both;
-
-    label, .input-group-addon {
-        font-size: 1.3rem;
-        font-weight:normal;
-        background-color: white;
-        border: #DDD 1px solid;
-        border-right: none;
-        color: #333;
-        padding-bottom: 0.8rem;
-        padding-left: 1.2rem;
-        padding-right: 1.2rem;
-    }
-
-    label:last-child, .input-group-addon:last-child {
-        border-right: #DDD 1px solid;
-    }
-
-    input[type="radio"] {
-        display: none;
-    }
-
-    input[type="radio"]:checked + label {
-        color: black;
-        font-weight: bold;
-        background-color: #EEE;
-    }
-}
-
-#check-advanced {
-    display: none;
-}
-
-#check-advanced:checked ~ #advanced-search-container {
-    display: block;
-}
-
-.advanced {
-    padding: 0;
-    margin-top: 0.3rem;
-    text-align: right;
-    label, select {
-        cursor: pointer;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/checkbox.less b/searx/static/themes/oscar/src/less/pointhi/checkbox.less
deleted file mode 100644
index 6428b36ed..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/checkbox.less
+++ /dev/null
@@ -1,9 +0,0 @@
-// Hide element if checkbox is checked
-input[type=checkbox]:checked + .label_hide_if_checked, input[type=checkbox]:checked + .label_hide_if_not_checked + .label_hide_if_checked {
-  display:none;
-}
-
-// Hide element if checkbox is not checked
-input[type=checkbox]:not(:checked) + .label_hide_if_not_checked, input[type=checkbox]:not(:checked) + .label_hide_if_checked + .label_hide_if_not_checked {
-  display:none;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/code.less b/searx/static/themes/oscar/src/less/pointhi/code.less
deleted file mode 100644
index e69de29bb..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/code.less
+++ /dev/null
diff --git a/searx/static/themes/oscar/src/less/pointhi/cursor.less b/searx/static/themes/oscar/src/less/pointhi/cursor.less
deleted file mode 100644
index cbc1ea6fc..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/cursor.less
+++ /dev/null
@@ -1,8 +0,0 @@
-// display cursor
-.cursor-text {
-    cursor: text !important;
-}
-
-.cursor-pointer {
-    cursor: pointer !important;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/footer.less b/searx/static/themes/oscar/src/less/pointhi/footer.less
deleted file mode 100644
index 0b25e735f..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/footer.less
+++ /dev/null
@@ -1,19 +0,0 @@
-// Sticky footer styles
-
-html {
-  position: relative;
-  min-height: 100%;
-}
-
-body {
-  /* Margin bottom by footer height */
-  margin-bottom: 80px;
-}
-
-.footer {
-  position: absolute;
-  bottom: 0;
-  width: 100%;
-  /* Set the fixed height of the footer here */
-  height: 60px;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/infobox.less b/searx/static/themes/oscar/src/less/pointhi/infobox.less
deleted file mode 100644
index e6a55e944..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/infobox.less
+++ /dev/null
@@ -1,62 +0,0 @@
-.infobox {
-
-    img {
-        max-height: 250px;
-    }
-
-    .infobox_part {
-        margin-bottom: 20px;
-        word-wrap: break-word;
-        table-layout: fixed;
-    }
-
-    .infobox_part:last-child {
-        margin-bottom: 0;
-    }
-
-    .header_url {
-        white-space: nowrap;
-        overflow: hidden;
-        text-overflow: ellipsis;
-        display: block;
-    }
-
-    .infobox_toggle {
-        width: 100%;
-        text-align: center;
-        margin-bottom: 0px;
-    }
-
-    // Shrink infobox size when toggle is off
-    .infobox_checkbox ~ .infobox_body {
-        max-height: 300px;
-        overflow: hidden;
-    }
-    .infobox_checkbox:checked ~ .infobox_body {
-        max-height: none;
-    }
-
-    // Show toggle button as down when infobox is shrunk
-    .infobox_checkbox ~ .infobox_toggle .infobox_label_down {
-        display: block;
-    }
-    .infobox_checkbox ~ .infobox_toggle .infobox_label_up {
-        display: none;
-    }
-
-    // Show toggle button as up when infobox is expanded
-    .infobox_checkbox:checked ~ .infobox_toggle .infobox_label_up {
-        display: block;
-    }
-    .infobox_checkbox:checked ~ .infobox_toggle .infobox_label_down {
-        display: none;
-    }
-
-    // Hide main image when toggle is off
-    .infobox_checkbox ~ .infobox_body img.infobox_part {
-        display: none;
-    }
-    .infobox_checkbox:checked ~ .infobox_body img.infobox_part {
-        display: block;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/navbar.less b/searx/static/themes/oscar/src/less/pointhi/navbar.less
deleted file mode 100644
index 59be047a3..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/navbar.less
+++ /dev/null
@@ -1,20 +0,0 @@
-.searxng-navbar {
-    background: #eee;
-    color: #aaa;
-    height: 2.3rem;
-    font-size: 1.3rem;
-    line-height: 1.3rem;
-    padding: 0.5rem;
-    font-weight: bold;
-    margin-bottom: 1.3rem;
-
-    a, a:hover {
-        margin-right: 2.0rem;
-        text-decoration: none;
-    }
-
-    .instance a {
-        color: #444;
-        margin-left: 2.0rem;
-    }
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/onoff.less b/searx/static/themes/oscar/src/less/pointhi/onoff.less
deleted file mode 100644
index 72b289a23..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/onoff.less
+++ /dev/null
@@ -1,57 +0,0 @@
-.onoff-checkbox {
-    width:15%;
-}
-.onoffswitch {
-    position: relative;
-    width: 110px;
-    -webkit-user-select:none;
-    -moz-user-select:none;
-    -ms-user-select: none;
-}
-.onoffswitch-checkbox {
-    display: none;
-}
-.onoffswitch-label {
-    display: block;
-    overflow: hidden;
-    cursor: pointer;
-    border: 2px solid #FFFFFF !important;
-    border-radius: 50px !important;
-}
-.onoffswitch-inner {
-    display: block;
-    transition: margin 0.3s ease-in 0s;
-}
-
-.onoffswitch-inner:before, .onoffswitch-inner:after {
-    display: block;
-    float: left;
-    width: 50%;
-    height: 30px;
-    padding: 0;
-    line-height: 40px;
-    font-size: 20px;
-    box-sizing: border-box;
-    content: "";
-    background-color: #EEEEEE;
-}
-
-.onoffswitch-switch {
-    display: block;
-    width: 37px;
-    background-color: #00CC00;
-    position: absolute;
-    top: 0;
-    bottom: 0;
-    right: 0px;
-    border: 2px solid #FFFFFF !important;
-    border-radius: 50px !important;
-    transition: all 0.3s ease-in 0s;
-}
-.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-inner {
-    margin-right: 0;
-}
-.onoffswitch-checkbox:checked + .onoffswitch-label .onoffswitch-switch {
-    right: 71px;
-    background-color: #A1A1A1;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/oscar.less b/searx/static/themes/oscar/src/less/pointhi/oscar.less
deleted file mode 100644
index d54fa28d9..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/oscar.less
+++ /dev/null
@@ -1,23 +0,0 @@
-@import "variables.less";
-@import "../../../../__common__/less/new_issue.less";
-@import "../../../../__common__/less/stats.less";
-@import "../../../../__common__/less/result_templates.less";
-@import "../../less/result_templates.less";
-@import "../../less/preferences.less";
-@import "../infinite_scroll.less";
-@import "../../generated/pygments-pointhi.less";
-
-@import "footer.less";
-@import "checkbox.less";
-@import "onoff.less";
-@import "results.less";
-@import "infobox.less";
-@import "search.less";
-@import "advanced.less";
-@import "cursor.less";
-@import "code.less";
-@import "navbar.less";
-@import "code.less";
-@import "preferences.less";
-
-@import (inline) "../safari.css";
diff --git a/searx/static/themes/oscar/src/less/pointhi/preferences.less b/searx/static/themes/oscar/src/less/pointhi/preferences.less
deleted file mode 100644
index 25ba100d6..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/preferences.less
+++ /dev/null
@@ -1,79 +0,0 @@
-.table > tbody > tr > td, .table > tbody > tr > th {
-    vertical-align: middle !important;
-}
-
-.engine-tooltip {
-    display: none;
-    position: absolute;
-    padding: 0.5rem 1rem;
-    margin: 0rem 0 0 2rem;
-    border: 1px solid #ddd;
-    box-shadow: 2px 2px 2px 0px rgba(0,0,0,0.1);
-    background: white;
-    font-size: 14px;
-    font-weight: normal;
-    z-index: 1000000; 
-}
-
-th:hover .engine-tooltip, td:hover .engine-tooltip, .engine-tooltip:hover {
-    display: inline-block;
-}
-
-/* stacked-bar-chart */
-.stacked-bar-chart {
-    margin: 0;
-    padding: 0 0.125rem 0 3rem;
-    width: 100%;
-    width: -moz-available;
-    width: -webkit-fill-available;
-    width: fill;
-    flex-direction: row;
-    flex-wrap: nowrap;
-    flex-grow: 1;
-    align-items: center;
-    display: inline-flex;
-}
-
-.stacked-bar-chart-value {
-    width: 3rem;
-    display: inline-block;
-    position: absolute;
-    padding: 0 0.5rem;   
-    text-align: right;
-}
-
-.stacked-bar-chart-base {
-    display:flex;
-    flex-shrink: 0;
-    flex-grow: 0;
-    flex-basis: unset;
-}
-
-.stacked-bar-chart-median {
-    .stacked-bar-chart-base();
-    background: @stacked-bar-chart;
-    border: 1px solid fade(@stacked-bar-chart, 90%);
-    padding: 0.3rem 0;
-}
-
-.stacked-bar-chart-rate80 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border: 1px solid fade(@stacked-bar-chart, 30%);
-    padding: 0.3rem 0;
-}
-
-.stacked-bar-chart-rate95 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border-bottom: 1px dotted fade(@stacked-bar-chart, 50%);
-    padding: 0;
-}
-
-.stacked-bar-chart-rate100 {
-    .stacked-bar-chart-base();
-    background: transparent;
-    border-left: 1px solid fade(@stacked-bar-chart, 90%);
-    padding: 0.4rem 0;
-    width: 1px;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/results.less b/searx/static/themes/oscar/src/less/pointhi/results.less
deleted file mode 100644
index f6a2a0239..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/results.less
+++ /dev/null
@@ -1,113 +0,0 @@
-
-.result_header {
-    margin-bottom:5px;
-    margin-top:20px;
-
-    .favicon {
-        margin-bottom:-3px;
-    }
-
-    a {
-        vertical-align: bottom;
-
-        .highlight {
-            font-weight:bold;
-        }
-    }
-}
-
-.result-content {
-    margin-top: 5px;
-    word-wrap: break-word;
-
-    .highlight {
-        font-weight:bold;
-    }
-}
-
-// default formating of results
-.result-default {
-    clear: both;
-}
-
-// image formating of results
-.result-images {
-    float: left !important;
-    height: 138px;
-}
-
-.img-thumbnail {
-    margin: 5px;
-    max-height: 128px;
-}
-
-// video formating of results
-.result-videos {
-    clear: both;
-}
-
-// torrent formating of results
-.result-torrents {
-    clear: both;
-}
-
-// map formating of results
-.result-map {
-    clear: both;
-}
-
-// code formating of results
-.result-code {
-    clear: both;
-}
-
-// suggestion
-.suggestion_item {
-    margin: 2px 5px;
-    max-width: 100%;
-
-    .btn {
-        max-width: 100%;
-        white-space: normal;
-        word-wrap: break-word;
-        text-align: left;
-    }
-}
-
-// download result
-.result_download {
-    margin-right: 5px;
-}
-
-// page forward, backward
-#pagination {
-    margin-top: 30px;
-    padding-bottom: 50px;
-}
-
-.label-default {
-    color: #AAA;
-    background: #FFF;
-}
-
-.result .text-muted small {
-    word-wrap: break-word;
-}
-
-.modal-wrapper {
-    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
-}
-
-.modal-wrapper {
-    background-clip: padding-box;
-    background-color: #fff;
-    border: 1px solid rgba(0, 0, 0, 0.2);
-    border-radius: 6px;
-    box-shadow: 0 3px 9px rgba(0, 0, 0, 0.5);
-    outline: 0 none;
-    position: relative;
-}
-
-.highlight {
-    font-weight: 700;
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/search.less b/searx/static/themes/oscar/src/less/pointhi/search.less
deleted file mode 100644
index ac0a7a0c7..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/search.less
+++ /dev/null
@@ -1,43 +0,0 @@
-.search_categories, #categories {
-    text-transform: capitalize;
-    margin-bottom: 1.5rem;
-    margin-top: 1.5rem;
-    display: flex;
-    flex-wrap: wrap;
-    align-content: stretch;
-
-    label, .input-group-addon {
-        flex-grow: 1;
-        flex-basis: auto;
-        font-size: 1.3rem;
-        font-weight: normal;
-        background-color: white;
-        border: #DDD 1px solid;
-        border-right: none;
-        color: #333;
-        padding-bottom: 0.8rem;
-        padding-top: 0.8rem;
-        text-align: center;
-        min-width: 50px;
-    }
-
-    label:last-child, .input-group-addon:last-child {
-        border-right: #DDD 1px solid;
-    }
-
-    input[type="checkbox"]:checked + label{
-        color: black;
-        font-weight: bold;
-        background-color: #EEE;
-    }
-}
-
-.visually-hidden {
-    position: absolute !important;
-    height: 1px;
-    width: 1px;
-    overflow: hidden;
-    clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
-    clip: rect(1px, 1px, 1px, 1px);
-    white-space: nowrap; /* added line */
-}
diff --git a/searx/static/themes/oscar/src/less/pointhi/variables.less b/searx/static/themes/oscar/src/less/pointhi/variables.less
deleted file mode 100644
index 991f03098..000000000
--- a/searx/static/themes/oscar/src/less/pointhi/variables.less
+++ /dev/null
@@ -1 +0,0 @@
-@stacked-bar-chart: rgb(0, 0, 0);
diff --git a/searx/static/themes/oscar/src/less/preferences.less b/searx/static/themes/oscar/src/less/preferences.less
deleted file mode 100644
index 2c2165e85..000000000
--- a/searx/static/themes/oscar/src/less/preferences.less
+++ /dev/null
@@ -1,3 +0,0 @@
-.col-stat {
-    width: 10rem;
-}
diff --git a/searx/static/themes/oscar/src/less/result_templates.less b/searx/static/themes/oscar/src/less/result_templates.less
deleted file mode 100644
index 80b3822c4..000000000
--- a/searx/static/themes/oscar/src/less/result_templates.less
+++ /dev/null
@@ -1,5 +0,0 @@
-.default-image-style {
-    width: auto;
-    max-height: 60px;
-    min-height: 60px;
-}
diff --git a/searx/static/themes/oscar/src/less/safari.css b/searx/static/themes/oscar/src/less/safari.css
deleted file mode 100644
index 02962db32..000000000
--- a/searx/static/themes/oscar/src/less/safari.css
+++ /dev/null
@@ -1,13 +0,0 @@
-/* Safari 9+ 
-   Conditional/Hack CSS from https://browserstrangeness.github.io/css_hacks.html
-*/
-@supports (-webkit-marquee-repetition:infinite) and (object-fit:fill) {
-    .twitter-typeahead .tt-input:focus {
-        z-index: 2;
-    }
-
-    .input-group-btn:last-child > .btn,
-    .input-group-btn:last-child > .btn-group {
-        margin-left: inherit !important;
-    }
-}