.articulo{
	border:1px solid #E3E3E3;
	border-radius:4px 4px 4px 4px;
	min-height:320px;
	max-height:320px;
	padding-left:15px;
	padding-top: 15px;
	padding-bottom: 15px;
	margin-bottom: 10px;
}
.span4{
	padding:5px;
}

.fondo{
	background-image: url('imagenes/veteranos.png');
	background-repeat: no repeat;
	background-attachment: fixed;
	background-position: center;
	padding-top: 150px;
 
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
}