#Layer1 {
	position:relative;
	width:1000px;
	height:650px;
	z-index:1;
	margin-right: auto;
	margin-left: auto;
}
body {
	background-image: url(fondo.gif);
	margin-top: 0px;
	background-color: #000000;
	background-repeat: repeat-x;
}