diff --git a/library/Icinga/Web/Controller/ActionController.php b/library/Icinga/Web/Controller/ActionController.php
index 315209232..02b711272 100644
--- a/library/Icinga/Web/Controller/ActionController.php
+++ b/library/Icinga/Web/Controller/ActionController.php
@@ -420,7 +420,7 @@ class ActionController extends Zend_Controller_Action
         }
 
         if ($this->autorefreshInterval !== null) {
-            $resp->setHeader('X-Icinga-Refresh', $this->autorefreshInterval);
+    //        $resp->setHeader('X-Icinga-Refresh', $this->autorefreshInterval);
         }
     }
 
diff --git a/public/css/icinga/layout-colors.less b/public/css/icinga/layout-colors.less
index 9399dfa09..c6b6576bc 100644
--- a/public/css/icinga/layout-colors.less
+++ b/public/css/icinga/layout-colors.less
@@ -4,21 +4,17 @@
 /* Layout colors */
 
 #sidebar {
-  background-color: #999;
-  -moz-box-shadow: inset -0.5em 0 0.5em -0.5em #555;
-  -webkit-box-shadow: inset -0.5em 0 0.5em -0.5em #555;
-  box-shadow: inset -0.5em 0 0.5em -0.5em #555;
+  background-color: #eee;
+  -moz-box-shadow: inset -0.4em 0 0.4em -0.4em #555;
+  -webkit-box-shadow: inset -0.4em 0 0.4em -0.4em #555;
+  box-shadow: inset -0.4em 0 0.4em -0.4em #555;
 }
 
 #header {
-  background-color: #555;
-  background-image: -moz-linear-gradient(top, #777, #555);
-  background-image: -webkit-linear-gradient(top, #777, #555);
-  background-image: -o-linear-gradient(top, #777, #555);
-  background-image: -ms-linear-gradient(top, #777, #555);
-  background-image: linear-gradient(top, #777, #555);
+  background-color: #049baf;
   color: #ddd;
   color: #d0d0d0;
+  border-bottom: solid 1px;
 }
 
 #header input {
diff --git a/public/css/icinga/layout-structure.less b/public/css/icinga/layout-structure.less
index be8a8703f..97242c9bd 100644
--- a/public/css/icinga/layout-structure.less
+++ b/public/css/icinga/layout-structure.less
@@ -166,7 +166,7 @@ html {
 }
 
 .container .controls > * {
-  margin-left: 1em;
+  margin-left: 0em;
 }
 
 .container .controls h1 {
diff --git a/public/css/icinga/menu.less b/public/css/icinga/menu.less
index 6f8b97fa9..6f4744f21 100644
--- a/public/css/icinga/menu.less
+++ b/public/css/icinga/menu.less
@@ -25,14 +25,9 @@
 }
 
 #menu li {
-    margin-left: 0.5em;
+    margin-left: 0.0em;
 }
 
-#menu > ul > li {
-  border-bottom: 2em solid #888;
-}
-
-
 #menu > ul > li > ul {
   display: none;
 }
@@ -47,13 +42,13 @@
 
 #menu > ul > li.active {
   background-color: white;
-  padding-left: 0.5em;
+  padding-left: 0.0em;
   margin-left: 0;
   margin-right: 0;
 }
 
 #menu > ul > li > a {
-  text-shadow: #555 -1px 1px 0px;
+  text-shadow: none;
 }
 
 #menu > ul > li.active > a {
@@ -79,7 +74,7 @@
 }
 
 #menu > ul > li {
-  border-bottom: 1px solid #888;
+  border-bottom: 1px solid #d9d9d9;
 }
 
 #menu > ul > li li {
@@ -90,12 +85,12 @@
 
 /* Collapsed menu item color */
 #menu > ul > li > a {
-  color: #f5f5f5;
+  color: #666;
 }
 
 /* Sub item color */
 #menu .active ul li a {
-  color: #a6a6a6;
+  color: #666;
 }
 
 #menu ul {
@@ -122,22 +117,23 @@
 }
 
 #menu > ul > li {
-  margin: 0 0 0 0.5em;
+  margin-left: 5px;
 }
 
 #menu > ul > li.active {
   -moz-box-shadow: none;
   -webkit-box-shadow: none;
   box-shadow: none;
+  border-left: solid 5px #049baf;
 }
 
 /* BEGIN OF Hoverable menu */
 
 #menu li.hover {
   width: 26em;
-  padding-left: 0.5em;
-  margin-left: 0;
-  margin-right: 0;
+  padding-left: 0.0em;
+  margin-left: 5px;
+  margin-right: 5;
   position: relative;
 }
 
@@ -148,13 +144,14 @@
   right: 0;
   top: -0.5em;
   padding-top: 1em;
+  padding-left: 1em;
   padding-bottom: 0.5em;
   height: auto;
-  background-color: #333;
+  background-color: #222222;
 }
 
 #menu li.hover > a {
-  color: white;
+  color: black;
 }
 
 #menu li.hover > ul a {
@@ -168,7 +165,7 @@
 }
 
 #menu li.hover > ul a:focus {
-  text-shadow: 1px 1px 0 #ddd;
+  text-shadow: none;
 }
 
 #menu li.hover > ul > li.active > a {
@@ -220,9 +217,8 @@
   background-image: url('../img/icons/search.png');
   background-repeat: no-repeat;
   background-position: 1.2em center;
-  color: #f5f5f5;
-  text-shadow: -1px 1px 0 #555555;
-  border-bottom: 1px solid #888;
+  color: #666;
+  border-bottom: 1px solid #d9d9d9;
 }
 
 html.ie8 #menu input.search {
@@ -230,15 +226,15 @@ html.ie8 #menu input.search {
 }
 
 #menu input.search:-ms-input-placeholder {
-  color: #f5f5f5;
+  color: #666;
 }
 
 #menu input.search::-webkit-input-placeholder {
-  color: #f5f5f5;
+  color: #666;
 }
 
 #menu input.search::-moz-placeholder {
-  color: #f5f5f5;
+  color: #666;
   opacity: 1;
 }
 
diff --git a/public/css/icinga/tabs.less b/public/css/icinga/tabs.less
index 74e3e0b72..8b4adc664 100644
--- a/public/css/icinga/tabs.less
+++ b/public/css/icinga/tabs.less
@@ -33,9 +33,6 @@ ul.tabs li a {
 }
 
 ul.tabs > li > a {
-  border-radius: 3px 3px 0 0;
-  -moz-border-radius: 3px 3px 0 0;
-  -webkit-border-radius: 3px 3px 0 0;
 }
 
 ul.tabs > li > a:focus {
@@ -138,4 +135,4 @@ ul.tabs img.icon {
 
 a.close-tab {
   display: none;
-}
\ No newline at end of file
+}