body {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	padding: 0px;
	margin: 0px;
	background-color: gray;
	
}
div#contenu {
	position:relative;
	margin-left:auto; 
	margin-right:auto;
	width:969px; 
	top: 0px;
}