.fon1 {
	position: absolute;
	visibility: visible;
	top: 100px;
	clip: rect(auto,auto,auto,auto);
	left: 170px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #000000;
	overflow: auto;
	width: 1024px;
	height: 768px;
	background-image: url(graf/china-wall-1024.jpg);
	z-index: -1;
}