diff --git a/data/web/css/build/013-mailcow.css b/data/web/css/build/013-mailcow.css
index ef4c92f7..77556829 100644
--- a/data/web/css/build/013-mailcow.css
+++ b/data/web/css/build/013-mailcow.css
@@ -63,6 +63,12 @@
 .navbar-nav {
   margin: 0;
 }
+.navbar-nav .nav-link {
+  height: 44px;
+  display: flex;
+  align-items: center;
+  margin: 0 10px;
+}
 .navbar-fixed-bottom .navbar-collapse, 
 .navbar-fixed-top .navbar-collapse {
   max-height: 1000px
@@ -169,6 +175,9 @@ legend {
 .bootstrap-select.btn-group .no-results {
   display: none;
 }
+.bootstrap-select>.dropdown-toggle.bs-placeholder.btn-secondary {
+  color: rgb(197, 197, 197) !important;
+}
 .haveibeenpwned {
   cursor: pointer;
   -webkit-user-select: none;  
@@ -214,7 +223,7 @@ legend {
 .btn-input-missing:active:hover,
 .btn-input-missing:active:focus {
   color: #000 !important;
-  background-color: #ff4136;
+  background-color: rgba(255, 65, 54, 0.2);
   border-color: #ff291c;
 }
 .navbar-nav > li {
diff --git a/data/web/inc/prerequisites.inc.php b/data/web/inc/prerequisites.inc.php
index 083ee5d8..20cb742c 100644
--- a/data/web/inc/prerequisites.inc.php
+++ b/data/web/inc/prerequisites.inc.php
@@ -254,7 +254,7 @@ $css_dir = array_diff(scandir('/web/css/build'), array('..', '.'));
 $UI_TEXTS = customize('get', 'ui_texts');
 $UI_THEME = "lumen"; // TODO: customize('get', 'ui_theme');
 // minify bootstrap theme
-if (file_exists('/web/css/themes'.$UI_THEME.'-bootstrap.css'))
+if (file_exists('/web/css/themes/'.$UI_THEME.'-bootstrap.css'))
   $css_minifier->add('/web/css/themes/'.$UI_THEME.'-bootstrap.css');
 else
   $css_minifier->add('/web/css/themes/lumen-bootstrap.css'); 
diff --git a/data/web/js/site/debug.js b/data/web/js/site/debug.js
index a8927198..e375331e 100644
--- a/data/web/js/site/debug.js
+++ b/data/web/js/site/debug.js
@@ -678,13 +678,13 @@ jQuery(function($){
         "value": scan_time
       };
       if (item.action === 'clean' || item.action === 'no action') {
-        item.action = "<div class='badge fs-5 bg-success'>" + item.action + "</div>";
+        item.action = "<div class='badge fs-6 bg-success'>" + item.action + "</div>";
       } else if (item.action === 'rewrite subject' || item.action === 'add header' || item.action === 'probable spam') {
-        item.action = "<div class='badge fs-5 bg-warning'>" + item.action + "</div>";
+        item.action = "<div class='badge fs-6 bg-warning'>" + item.action + "</div>";
       } else if (item.action === 'spam' || item.action === 'reject') {
-        item.action = "<div class='badge fs-5 bg-danger'>" + item.action + "</div>";
+        item.action = "<div class='badge fs-6 bg-danger'>" + item.action + "</div>";
       } else {
-        item.action = "<div class='badge fs-5 bg-info'>" + item.action + "</div>";
+        item.action = "<div class='badge fs-6 bg-info'>" + item.action + "</div>";
       }
       var score_content;
       if (item.score < item.required_score) {
@@ -711,13 +711,13 @@ jQuery(function($){
         }
         item.ua = '<span style="font-size:small">' + item.ua + '</span>';
         if (item.service == "activesync") {
-          item.service = '<span class="badge fs-5 bg-info">ActiveSync</span>';
+          item.service = '<span class="badge fs-6 bg-info">ActiveSync</span>';
         }
         else if (item.service == "imap") {
-          item.service = '<span class="badge fs-5 bg-success">IMAP, SMTP, Cal-/CardDAV</span>';
+          item.service = '<span class="badge fs-6 bg-success">IMAP, SMTP, Cal-/CardDAV</span>';
         }
         else {
-          item.service = '<span class="badge fs-5 bg-danger">' + escapeHtml(item.service) + '</span>';
+          item.service = '<span class="badge fs-6 bg-danger">' + escapeHtml(item.service) + '</span>';
         }
       });
     } else if (table == 'watchdog') {
@@ -725,13 +725,13 @@ jQuery(function($){
         if (item.message == null) {
           item.message = 'Health level: ' + item.lvl + '% (' + item.hpnow + '/' + item.hptotal + ')';
           if (item.hpdiff < 0) {
-            item.trend = '<span class="badge fs-5 bg-danger"><i class="bi bi-caret-down-fill"></i> ' + item.hpdiff + '</span>';
+            item.trend = '<span class="badge fs-6 bg-danger"><i class="bi bi-caret-down-fill"></i> ' + item.hpdiff + '</span>';
           }
           else if (item.hpdiff == 0) {
-            item.trend = '<span class="badge fs-5 bg-info"><i class="bi bi-caret-right-fill"></i> ' + item.hpdiff + '</span>';
+            item.trend = '<span class="badge fs-6 bg-info"><i class="bi bi-caret-right-fill"></i> ' + item.hpdiff + '</span>';
           }
           else {
-            item.trend = '<span class="badge fs-5 bg-success"><i class="bi bi-caret-up-fill"></i> ' + item.hpdiff + '</span>';
+            item.trend = '<span class="badge fs-6 bg-success"><i class="bi bi-caret-up-fill"></i> ' + item.hpdiff + '</span>';
           }
         }
         else {
@@ -745,13 +745,13 @@ jQuery(function($){
         item.user = escapeHtml(item.user);
         item.call = escapeHtml(item.call);
         item.task = '<code>' + item.task + '</code>';
-        item.type = '<span class="badge fs-5 bg-' + item.type + '">' + item.type + '</span>';
+        item.type = '<span class="badge fs-6 bg-' + item.type + '">' + item.type + '</span>';
       });
     } else if (table == 'sasl_log_table') {
       $.each(data, function (i, item) {
         if (item === null) { return true; }
         item.username = escapeHtml(item.username);
-        item.service = '<div class="badge fs-5 bg-secondary">' + item.service.toUpperCase() + '</div>';
+        item.service = '<div class="badge fs-6 bg-secondary">' + item.service.toUpperCase() + '</div>';
       });
     } else if (table == 'general_syslog') {
       $.each(data, function (i, item) {
@@ -770,20 +770,20 @@ jQuery(function($){
         var warning_class = ["warning", "warn"];
         var info_class = ["notice", "info", "debug"];
         if (jQuery.inArray(item.priority, danger_class) !== -1) {
-          item.priority = '<span class="badge fs-5 bg-danger">' + item.priority + '</span>';
+          item.priority = '<span class="badge fs-6 bg-danger">' + item.priority + '</span>';
         } else if (jQuery.inArray(item.priority, warning_class) !== -1) {
-          item.priority = '<span class="badge fs-5 bg-warning">' + item.priority + '</span>';
+          item.priority = '<span class="badge fs-6 bg-warning">' + item.priority + '</span>';
         } else if (jQuery.inArray(item.priority, info_class) !== -1) {
-          item.priority = '<span class="badge fs-5 bg-info">' + item.priority + '</span>';
+          item.priority = '<span class="badge fs-6 bg-info">' + item.priority + '</span>';
         }
       });
     } else if (table == 'apilog') {
       $.each(data, function (i, item) {
         if (item === null) { return true; }
         if (item.method == 'GET') {
-          item.method = '<span class="badge fs-5 bg-success">' + item.method + '</span>';
+          item.method = '<span class="badge fs-6 bg-success">' + item.method + '</span>';
         } else if (item.method == 'POST') {
-          item.method = '<span class="badge fs-5 bg-warning">' + item.method + '</span>';
+          item.method = '<span class="badge fs-6 bg-warning">' + item.method + '</span>';
         }
         item.data = escapeHtml(item.data);
       });
diff --git a/data/web/templates/base.twig b/data/web/templates/base.twig
index 76b46e4c..1f26df1a 100644
--- a/data/web/templates/base.twig
+++ b/data/web/templates/base.twig
@@ -15,7 +15,7 @@
 <body>
 <div class="overlay"></div>
 {% block navbar %}
-<nav class="navbar navbar-expand-lg navbar-light bg-light navbar-fixed-top">
+<nav class="navbar navbar-expand-lg navbar-light bg-light navbar-fixed-top p-0">
   <div class="container-fluid">
     <a class="navbar-brand" href="/"><img alt="mailcow-logo" src="{{ logo|default('/img/cow_mailcow.svg') }}"></a>
     <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbar" aria-controls="navbar" aria-expanded="false" aria-label="Toggle navigation">
@@ -53,14 +53,14 @@
             {% endif %}
           </ul>
         </li>
-        <li class="nav-item"><a href="/quarantine" class="nav-link {% if is_uri('quarantine') %}active{% endif %}"><i class="bi bi-inbox-fill"></i> {{ lang.header.quarantine }}</a></li>
+        <li class="nav-item"><a href="/quarantine" class="nav-link {% if is_uri('quarantine') %}active{% endif %}"><i class="bi bi-inbox-fill me-2"></i> {{ lang.header.quarantine }}</a></li>
         {% endif %}
         {% if mailcow_cc_role == 'admin' and not skip_sogo %}
-        <li class="nav-item"><a href="#" class="nav-link" data-bs-toggle="modal" data-container="sogo-mailcow" data-bs-target="#RestartContainer"><i class="bi bi-arrow-repeat"></i> {{ lang.header.restart_sogo }}</a></li>
+        <li class="nav-item"><a href="#" class="nav-link" data-bs-toggle="modal" data-container="sogo-mailcow" data-bs-target="#RestartContainer"><i class="bi bi-arrow-repeat me-2"></i> {{ lang.header.restart_sogo }}</a></li>
         {% endif %}
         {% if mailcow_apps or app_links %}
         <li class="nav-item dropdown">
-          <a href="#" class="nav-link dropdown-toggle" data-bs-toggle="dropdown" role="button" aria-expanded="false"><i class="bi bi-link-45deg"></i> {{ ui_texts.apps_name|raw }}</a>
+          <a href="#" class="nav-link dropdown-toggle" data-bs-toggle="dropdown" role="button" aria-expanded="false"><i class="bi bi-link-45deg me-2"></i> {{ ui_texts.apps_name|raw }}</a>
           <ul class="dropdown-menu">
             {% for app in mailcow_apps %}
               {% if not skip_sogo or not is_uri('SOGo', app.link) %}
@@ -78,9 +78,9 @@
         </li>
         {% endif %}
         {% if not dual_login and mailcow_cc_username %}
-        <li class="logged-in-as" class="nav-item"><a href="#" onclick="logout.submit()" class="nav-link"><b class="username-lia">{{ mailcow_cc_username }}</b> <i class="bi bi-power"></i></a></li>
+        <li class="logged-in-as" class="nav-item"><a href="#" onclick="logout.submit()" class="nav-link"><b class="username-lia">{{ mailcow_cc_username }}</b> <i class="bi bi-power ms-2"></i></a></li>
         {% elseif dual_login %}
-        <li class="logged-in-as" class="nav-item"><a href="#" onclick="logout.submit()" class="nav-link"><b class="username-lia">{{ mailcow_cc_username }} <span class="text-info">({{ dual_login.username }})</span> </b><i class="bi bi-power"></i></a></li>
+        <li class="logged-in-as" class="nav-item"><a href="#" onclick="logout.submit()" class="nav-link"><b class="username-lia">{{ mailcow_cc_username }} <span class="text-info">({{ dual_login.username }})</span> </b><i class="bi bi-power ms-2"></i></a></li>
         {% endif %}
         {% if not is_master %}
         <li class="text-warning slave-info nav-item">[ slave ]</li>