img.centered {
   display: block;
   margin: auto auto;
   vertical-align:middle;
   max-width: 200px;
   cursor: pointer;
 }

 .frame {
 	white-space: nowrap;
 	height: 200px !important;
 	text-align: center;
 	margin: 1em 0;
 }

 .helper {
 	display: inline-block;
 	height:100%;
 	vertical-align: middle;
 }