Implemented new kwic scheme

Change-Id: I341cdbca374605fe2cd5c7edad9e0b506102060a
diff --git a/dev/scss/header/menu.scss b/dev/scss/header/menu.scss
index 8cfa301..e22a654 100644
--- a/dev/scss/header/menu.scss
+++ b/dev/scss/header/menu.scss
@@ -201,6 +201,10 @@
   }
 }
 
+ul.menu.roll:not(.visible) {
+  height: 0;
+}
+
 
 /**
  * Sorting menu