diff --git a/searx/static/plugins/css/search_on_category_select.css b/searx/static/plugins/css/search_on_category_select.css
index 3a25c66a0..95d0f5289 100644
--- a/searx/static/plugins/css/search_on_category_select.css
+++ b/searx/static/plugins/css/search_on_category_select.css
@@ -1 +1 @@
-.category input { display: none; }
+.search-tabs .category input { display: none; }
diff --git a/searx/templates/oscar/categories.html b/searx/templates/oscar/categories.html
index b343e621c..f4bce4683 100644
--- a/searx/templates/oscar/categories.html
+++ b/searx/templates/oscar/categories.html
@@ -1,4 +1,4 @@
-<div id="categories">
+<div id="categories" class="{{categories_class}}">
     {% for category in ((categories_as_tabs | reverse) if rtl else categories_as_tabs) -%}
     <div class="category">
         <input type="checkbox" id="checkbox_{{ category|replace(' ', '_') }}" name="category_{{ category }}" {% if category in selected_categories %}checked="checked"{% endif %} />{{- '' -}}
diff --git a/searx/templates/oscar/search.html b/searx/templates/oscar/search.html
index 2b3758efd..f75c21711 100644
--- a/searx/templates/oscar/search.html
+++ b/searx/templates/oscar/search.html
@@ -19,7 +19,9 @@
   </div>
   <div class="row">
     <div class="col-sm-12">
+      {% with categories_class='search-tabs' %}
         {%- include 'oscar/categories.html' -%}
+      {% endwith %}
     </div>
   </div>
 </form><!-- / #search_form_full -->
diff --git a/searx/templates/simple/categories.html b/searx/templates/simple/categories.html
index 71a211904..6ed0f8b18 100644
--- a/searx/templates/simple/categories.html
+++ b/searx/templates/simple/categories.html
@@ -11,7 +11,7 @@
     'files': 'file-tray-full-outline',
     'social media': 'people-outline',
 }  -%}
-<div id="categories" class="search_categories">{{- '' -}}
+<div id="categories" class="search_categories {{categories_class}}">{{- '' -}}
     <div id="categories_container">
         {%- if display_tooltip %}<div class="help">{{ _('Click on the magnifier to perform search') }}</div>{% endif -%}
         {%- for category in categories_as_tabs -%}
diff --git a/searx/templates/simple/search.html b/searx/templates/simple/search.html
index 1df55e782..40c5e38e6 100644
--- a/searx/templates/simple/search.html
+++ b/searx/templates/simple/search.html
@@ -10,7 +10,9 @@
       <button id="send_search" type="submit" tabindex="-1"><span class="hide_if_nojs">{{ icon_big('search-outline') }}</span><span class="show_if_nojs">{{ _('search') }}</span></button>
     </div>
     {% set display_tooltip = true %}
-    {% include 'simple/categories.html' %}
+    {% with categories_class='search-tabs' %}
+      {% include 'simple/categories.html' %}
+    {% endwith %}
   </div>
   <div class="search_filters">
     {% include 'simple/filters/languages.html' %}