#interstitiel {
	margin-left: auto;
	margin-right: auto;
	position: relative;
	vertical-align:top;
	top: 0;
	z-index: 40;
}
body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}

#header {
background:none;
height:0;
z-index:-500;

}
#content {
background:none;
padding:0;
margin:0;
}