body {
	font-family: Ravie;
	font-size: 15px;
	padding:0;
	margin:0 auto;
	background-image:url(../imagenes/Fondos/cheese.jpg);
}
#header{
	height: auto;
	width:900px;
	position:relative;
	top:10px;
	filter:alpha(opacity=70);
	opacity: 0.70;
	-moz-opacity:0.70;
    border:1px solid #999;
	
}