html,body {
	margin: 0px;
	padding: 0px;
}
body {
	font-family: "Trebuchet MS", Arial, , Helvetica,sans-serif;
	font-size: 12px;
	color: #000000;
	text-align:center;
	}
div#contenaire {
	width: 780px;
	margin: 0 auto;
	text-align:left;
	margin-top: 20px;
	}