.backtabs {
	background: url('../pics/backtabs-prestations.gif');
	height: 30px;
	width: 700px;
	vertical-align:top;
	background-repeat:no-repeat;
	background-position:top center;
	margin:20px 90px 0px 160px;
	font-size:9px;
}

.backtop {
	background: url('../pics/backtop-prestations.jpg');
	margin:0px auto 0px auto;
	background-repeat:no-repeat;
	background-position:top center;
	background-color:#faf9f8;
}