diff --git a/Makefile b/Makefile
index f2b79ac3f..2f10c62bc 100644
--- a/Makefile
+++ b/Makefile
@@ -164,29 +164,29 @@ quiet_cmd_grunt = GRUNT     $2
       cmd_grunt = PATH="$$(npm bin):$$PATH" \
 	grunt --gruntfile  "$2"
 
-themes.oscar:
+themes.oscar: node.env
 	$(Q)echo '[!] build oscar theme'
 	$(call cmd,grunt,searx/static/themes/oscar/gruntfile.js)
 
-themes.simple:
+themes.simple: node.env
 	$(Q)echo '[!] build simple theme'
 	$(call cmd,grunt,searx/static/themes/simple/gruntfile.js)
 
-themes.legacy:
+themes.legacy: node.env
 	$(Q)echo '[!] build legacy theme'
 	$(call cmd,lessc,themes/legacy/less/style-rtl.less,themes/legacy/css/style-rtl.css)
 	$(call cmd,lessc,themes/legacy/less/style.less,themes/legacy/css/style.css)
 
-themes.courgette:
+themes.courgette: node.env
 	$(Q)echo '[!] build courgette theme'
 	$(call cmd,lessc,themes/courgette/less/style.less,themes/courgette/css/style.css)
 	$(call cmd,lessc,themes/courgette/less/style-rtl.less,themes/courgette/css/style-rtl.css)
 
-themes.pixart:
+themes.pixart: node.env
 	$(Q)echo '[!] build pixart theme'
 	$(call cmd,lessc,themes/pix-art/less/style.less,themes/pix-art/css/style.css)
 
-themes.bootstrap:
+themes.bootstrap: node.env
 	$(call cmd,lessc,less/bootstrap/bootstrap.less,css/bootstrap.min.css)
 
 
diff --git a/searx/static/themes/oscar/css/logicodev-dark.css b/searx/static/themes/oscar/css/logicodev-dark.css
index cf32e76b9..dadf6f140 100644
--- a/searx/static/themes/oscar/css/logicodev-dark.css
+++ b/searx/static/themes/oscar/css/logicodev-dark.css
@@ -763,3 +763,12 @@ code {
 .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;
+}
diff --git a/searx/static/themes/oscar/css/logicodev-dark.min.css b/searx/static/themes/oscar/css/logicodev-dark.min.css
index b1eeba8a2..ccafea854 100644
Binary files a/searx/static/themes/oscar/css/logicodev-dark.min.css and b/searx/static/themes/oscar/css/logicodev-dark.min.css differ
diff --git a/searx/static/themes/oscar/css/logicodev.css b/searx/static/themes/oscar/css/logicodev.css
index 76af58357..f082f273b 100644
--- a/searx/static/themes/oscar/css/logicodev.css
+++ b/searx/static/themes/oscar/css/logicodev.css
@@ -736,6 +736,15 @@ code {
 .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;
+}
 /*Global*/
 body {
   background: #1d1f21 none !important;
diff --git a/searx/static/themes/oscar/css/logicodev.min.css b/searx/static/themes/oscar/css/logicodev.min.css
index 88b9dae54..37549eaa6 100644
Binary files a/searx/static/themes/oscar/css/logicodev.min.css and b/searx/static/themes/oscar/css/logicodev.min.css differ
diff --git a/searx/static/themes/oscar/js/searx.min.js b/searx/static/themes/oscar/js/searx.min.js
index 52a58800b..df97c1f52 100644
Binary files a/searx/static/themes/oscar/js/searx.min.js and b/searx/static/themes/oscar/js/searx.min.js differ
diff --git a/searx/static/themes/oscar/less/logicodev/preferences.less b/searx/static/themes/oscar/less/logicodev/preferences.less
index 9672d5011..82ce16310 100644
--- a/searx/static/themes/oscar/less/logicodev/preferences.less
+++ b/searx/static/themes/oscar/less/logicodev/preferences.less
@@ -1,3 +1,15 @@
 .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;
+}
diff --git a/searx/templates/oscar/preferences.html b/searx/templates/oscar/preferences.html
index 8d37b8be2..d28589ae8 100644
--- a/searx/templates/oscar/preferences.html
+++ b/searx/templates/oscar/preferences.html
@@ -9,7 +9,7 @@
     <form method="post" action="{{ url_for('preferences') }}" id="search_form">
 
         <!-- Nav tabs -->
-        <ul class="nav nav-tabs nav-justified hide_if_nojs" role="tablist" style="margin-bottom:20px;">
+        <ul class="nav nav-tabs nav-justified hide_if_nojs" role="tablist">
           <li class="active"><a href="#tab_general" role="tab" data-toggle="tab">{{ _('General') }}</a></li>
           <li><a href="#tab_engine" role="tab" data-toggle="tab">{{ _('Engines') }}</a></li>
           <li><a href="#tab_plugins" role="tab" data-toggle="tab">{{ _('Plugins') }}</a></li>
@@ -143,7 +143,7 @@
             <div class="tab-pane active_if_nojs" id="tab_engine">
 
                 <!-- Nav tabs -->
-                <ul class="nav nav-tabs nav-justified hide_if_nojs" role="tablist" style="margin-bottom:20px;">
+                <ul class="nav nav-tabs nav-justified hide_if_nojs" role="tablist">
                     {% for categ in all_categories %}
                     <li{% if loop.first %} class="active"{% endif %}><a href="#tab_engine_{{ categ|replace(' ', '_') }}" role="tab" data-toggle="tab">{{ _(categ) }}</a></li>
                     {% endfor %}
@@ -259,7 +259,7 @@
                 <noscript>
                     <h3>{{ _('Answerers') }}</h3>
                 </noscript>
-                <p class="text-muted" style="margin:20px 0;">
+                <p class="text-muted">
                     {{ _('This is the list of searx\'s instant answering modules.') }}
                 </p>
                 <table class="table table-striped">
@@ -286,20 +286,20 @@
                 <noscript>
                     <h3>{{ _('Cookies') }}</h3>
                 </noscript>
-                <p class="text-muted" style="margin:20px 0;">
+                <p class="text-muted">
                     {{ _('This is the list of cookies and their values searx is storing on your computer.') }}<br />
                     {{ _('With that list, you can assess searx transparency.') }}<br />
                 </p>
                 {% if cookies %}
                 <table class="table table-striped">
                     <tr>
-                        <th class="text-muted{% if rtl %} text-right{% endif %}" style="padding-right:40px;">{{ _('Cookie name') }}</th>
+                        <th class="text-muted{% if rtl %} text-right{% endif %}">{{ _('Cookie name') }}</th>
                         <th class="text-muted{% if rtl %} text-right{% endif %}">{{ _('Value') }}</th>
                     </tr>
 
                     {% for cookie in cookies %}
                     <tr>
-                        <td class="text-muted" style="padding-right:40px;">{{ cookie }}</td>
+                        <td class="text-muted">{{ cookie }}</td>
                         <td class="text-muted">{{ cookies[cookie] }}</td>
                     </tr>
                     {% endfor %}
@@ -309,17 +309,23 @@
                 {% endif %}
             </div>
         </div>
-        <p class="text-muted" style="margin:20px 0;">{{ _('These settings are stored in your cookies, this allows us not to store this data about you.') }}
-        <br />
-        {{ _("These cookies serve your sole convenience, we don't use these cookies to track you.") }}
-        </p>
-        <p style="margin:20px 0;">{{ _('Search URL of the currently saved preferences') }} <small class="text-muted">({{ _('Note: specifying custom settings in the search URL can reduce privacy by leaking data to the clicked result sites.') }})</small>:<br/>
-          <input readonly="" class="form-control select-all-on-click cursor-text" type="url" value="{{ url_for('index', _external=True) }}?preferences={{ preferences_url_params|e }}{% raw %}&amp;q=%s{% endraw %}">
+
+	<p class="text-muted">
+	  {{ _('These settings are stored in your cookies, this allows us not to store this data about you.') }}
+          {{ _("These cookies serve your sole convenience, we don't use these cookies to track you.") }}
         </p>
 
-        <input type="submit" class="btn btn-primary" value="{{ _('save') }}" />
+        <p>
+	  {{ _('Search URL of the currently saved preferences') }}
+	  <small class="text-muted">({{ _('Note: specifying custom settings in the search URL can reduce privacy by leaking data to the clicked result sites.') }})</small>:
+        </p>
+
+	<div class="tab-pane">
+          <input readonly="" class="form-control select-all-on-click cursor-text" type="url" value="{{ url_for('index', _external=True) }}?preferences={{ preferences_url_params|e }}{% raw %}&amp;q=%s{% endraw %}">
+          <input type="submit" class="btn btn-primary" value="{{ _('save') }}" />
         <a href="{{ url_for('index') }}"><div class="btn btn-default">{{ _('back') }}</div></a>
         <a href="{{ url_for('clear_cookies') }}"><div class="btn btn-default">{{ _('Reset defaults') }}</div></a>
+	</div>
     </form>
 </div>
 {% endblock %}