.acceuil {
	text-align: center;
	vertical-align: top;
	margin: 0px;
	padding: 0px;
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: 0;
	border-right-style: 0;
	border-bottom-style: 0;
	border-left-style: 0;
	left: 0px;
	top: 0px;
	right: 0px;
	bottom: 0px;
	clip: rect(0px,0px,0px,0px);
	background-image: url(DSCN0275%20copie.gif);
}
#layer1
{
margin-left:auto;
margin-right:auto;
}