#principal {
   margin:0 auto;
   position: relative;
} 

.contenedorfoto {
   float:left;
   width:200px;
   height:180px;
   margin: 12px;
   padding:1px;
   /*background-color:#f5f7f9;*/
   background-color:#DFDFDF;
   /*border-right: #a5a7aa solid 1px;*/
   border: #a5a7aa solid 1px;
   text-align:center;
} 

.contenedorfoto a {
	text-decoration: none;
}

.contenedorfoto span {
	color:#515151;
	font-family: Trebuchet MS;
	font-size: 9pt;
}