Fixate KorAP logo when menu is active (fixes #133)

Change-Id: Id461b0fcbb4e166336d6831580fd88a6f6e7de72
diff --git a/dev/scss/media.scss b/dev/scss/media.scss
index 910d1eb..bb2975d 100644
--- a/dev/scss/media.scss
+++ b/dev/scss/media.scss
@@ -57,6 +57,7 @@
       position: 50% 0;
     }
     z-index: 110;
+    position: absolute !important;
   }
 
   #searchbar {