html, body {
	background-color: white;}
	
div {
	margin: 0;
	padding: 0;
	border: 0;
	/*border: 1px red solid;*/}

#global {
	background-image: url(../images/fond-gauche-bleu.png);
	background-position: left top;
	background-repeat: repeat-y;
	font-family: Verdana, Arial, sans-serif;
	font-size: 11px;
	width: 900px;
	/* pour centrage */
	margin: 25px auto;}

#haut_de_page {
	width: 700px;
	float: right; }
	
#contenu {
	float: right;
	width: 680px;
	margin-top: 15px; 
	min-height: 500px;}

#nav {
	float: left;
	width: 200px; 
	background-image: url(../images/fond-haut-bleu.png);
	background-position: left top;
	background-repeat: no-repeat;}
	
#pied_de_page {
	clear: both;
	width: 100%; 
	background-image: url(../images/fond-bas-bleu.png);
	background-position: left bottom;
	background-repeat: no-repeat;}