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

.contenedorfoto {
float:left;
width:110px;
height:110px;
margin:5px;
padding:5px;
background-color:#f5f7f9;
border-right: #a5a7aa solid 1px;
border-bottom: #a5a7aa solid 1px;
text-align:center;
}

.contenedorfoto a {
text-decoration: none;
}

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