diff --git a/core/css/header.css b/core/css/header.css
new file mode 100644
index 0000000000..65afdf5570
--- /dev/null
+++ b/core/css/header.css
@@ -0,0 +1,74 @@
+/* show caret indicator next to logo to make clear it is tappable */
+#owncloud.menutoggle {
+	background-image: url('../img/actions/caret.svg');
+	background-repeat: no-repeat;
+	background-position: right 26px;
+	padding-right: 16px !important;
+}
+/* do not show menu toggle on public share links as there is no menu */
+#body-public #owncloud.menutoggle {
+	background-image: none;
+	padding-right: 0 !important;
+}
+
+/* toggle navigation */
+#content-wrapper {
+	padding-left: 0;
+}
+
+#navigation {
+	top: 45px;
+	bottom: initial;
+	width: 255px;
+	max-height: 90%;
+	margin-top: 0;
+	top: 45px;
+	background-color: rgba(36, 40, 47, .97);
+	overflow-x: initial;
+	border-bottom-right-radius: 7px;
+	border-bottom: 1px #333 solid;
+	border-right: 1px #333 solid;
+	box-shadow: 0 0 7px rgba(29,45,68,.97);
+	display: none;
+}
+#navigation, #navigation * {
+	box-sizing:border-box; -moz-box-sizing:border-box;
+}
+#navigation li {
+	display: inline-block;
+}
+#navigation a {
+	width: 80px;
+	height: 80px;
+	display: inline-block;
+	text-align: center;
+	padding: 20px 0;
+}
+#navigation a span {
+	display: inline-block;
+	font-size: 13px;
+	padding-bottom: 0;
+	padding-left: 0;
+	width: 80px;
+}
+#navigation .icon {
+	margin: 0 auto;
+	padding: 0;
+}
+#navigation li:first-child .icon {
+	padding-top: 0;
+}
+/* Apps management as sticky footer */
+#navigation .wrapper {
+	min-height: initial;
+	margin: 0;
+}
+#apps-management, #navigation .push {
+	height: initial;
+}
+
+/* shift to account for missing navigation */
+#body-user #controls,
+#body-settings #controls {
+	padding-left: 0;
+}
\ No newline at end of file
diff --git a/core/css/mobile.css b/core/css/mobile.css
index 025bee6415..9cea0dddc8 100644
--- a/core/css/mobile.css
+++ b/core/css/mobile.css
@@ -21,19 +21,6 @@
 	box-align: center;
 }
 
-/* show caret indicator next to logo to make clear it is tappable */
-#owncloud.menutoggle {
-	background-image: url('../img/actions/caret.svg');
-	background-repeat: no-repeat;
-	background-position: right 26px;
-	padding-right: 16px !important;
-}
-/* do not show menu toggle on public share links as there is no menu */
-#body-public #owncloud.menutoggle {
-	background-image: none;
-	padding-right: 0 !important;
-}
-
 /* compress search box on mobile, expand when focused */
 .searchbox input[type="search"] {
 	width: 15%;
@@ -53,73 +40,6 @@
 	display: none;
 }
 
-/* toggle navigation */
-#content-wrapper {
-	padding-left: 0;
-}
-
-#navigation {
-	top: 45px;
-	bottom: initial;
-	width: 255px;
-	max-height: 90%;
-	margin-top: 0;
-	top: 45px;
-	background-color: rgba(36, 40, 47, .97);
-	overflow-x: initial;
-	border-bottom-right-radius: 7px;
-	border-bottom: 1px #333 solid;
-	border-right: 1px #333 solid;
-	box-shadow: 0 0 7px rgba(29,45,68,.97);
-	display: none;
-}
-#navigation, #navigation * {
-	box-sizing:border-box; -moz-box-sizing:border-box;
-}
-#navigation li {
-	display: inline-block;
-}
-#navigation a {
-	width: 80px;
-	height: 80px;
-	display: inline-block;
-	text-align: center;
-	padding: 20px 0;
-}
-#navigation a span {
-	display: inline-block;
-	font-size: 13px;
-	padding-bottom: 0;
-	padding-left: 0;
-	width: 80px;
-}
-#navigation .icon {
-	margin: 0 auto;
-	padding: 0;
-}
-#navigation li:first-child .icon {
-	padding-top: 0;
-}
-/* Apps management as sticky footer */
-#navigation .wrapper {
-	min-height: initial;
-	margin: 0;
-}
-#apps-management, #navigation .push {
-	height: initial;
-}
-
-
-
-/* shift to account for missing app list */
-#body-user #controls,
-#body-settings #controls {
-	padding-left: 0;
-}
-#body-user .app-files #controls {
-	left: 230px !important; /* sidebar only */
-}
-
 /* don’t require a minimum width for controls bar */
 #controls {
 	min-width: initial !important;
diff --git a/lib/base.php b/lib/base.php
index 376bb6c1d0..639aac8355 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -344,6 +344,7 @@ class OC {
 		}
 
 		OC_Util::addStyle("styles");
+		OC_Util::addStyle("header");
 		OC_Util::addStyle("mobile");
 		OC_Util::addStyle("icons");
 		OC_Util::addStyle("fonts");