Banner is not shown on mobile screen

index.html

@@ -51,7 +51,7 @@
   <div class=
   "container pageBackground padding_top_15 padding_bottom_15">
     <div class="row pageForeground">
-      <a class="banner col_12" href=
+      <a class="banner col_12 mobile-hide" href=
       "http://www.google.com"><h1>onCrash="Reboot()"</h1>
       <p>You can, you should, and if you're brave enough to start,
       you will.</p></a>