.caption {
	width: 412px;
	font-family: Arial, sans-serif, serif;
	font-size: small;
	font-weight:bold;
	border: 2px;
	background-color:#000000;
	background-color: #ffffff;
	position: absolute;
	left: 281px;
	top: 115px;
	text-align: right;
	text-align: justify;
	z-index: 25;
	height: 219px;
	padding: 75px;
	-moz-opacity:0.85;filter:alpha(opacity=85);
	}
.thumbnail span {visibility:hidden;}
.thumbnail:hover span {visibility:visible;}