footer en bg-grey about.php

about.php

@@ -234,7 +234,7 @@
   </div>
 </div>
 
-<footer class="container-fluid bg-white text-center">
+<footer class="container-fluid bg-grey text-center">
   <a href="#myPage" title="To Top">
     <span class="glyphicon glyphicon-chevron-up"></span>
   </a>