body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}
#conteneur {
	position:absolute;
	left:50%;
	top:0;
	width:700;
	height:800;
	z-index:1;
	margin: -350px;
	margin-top: 0px;
}
#back {
	position:absolute;
	left:0;
	top:0;
	width:700px;
	height:800;
	z-index:2;
	background-image: url(images/fond.jpg);
}
#haut {
	position:absolute;
	left:0;
	top:0;
	width:700;
	height:334px;
	z-index:5;
	
}
#milieu {
	position:absolute;
	left:50px;
	top:334px;
	width:600px;
	height:423px;
	z-index:3;	
}
#bas {
	position:absolute;
	left:0px;
	top:757px;
	width:700px;
	height:40px;
	z-index:4;
	
}