Update mailcow.css

data/web/css/mailcow.css

@@ -110,4 +110,10 @@ legend {
 }
 .mailcow-logo img {
   max-width: 250px;
-}
+}
+.lang-link-disabled a  {
+	pointer-events: none;
+}
+.lang-link-disabled  {
+	cursor: not-allowed;
+}