body { 
	background-attachment: fixed; 
	background-repeat: no-repeat; 
	background-position: top center;
}

.cadre_blanc {
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-top-style: solid;
	border-right-style: solid;
	border-bottom-style: solid;
	border-left-style: solid;
	border-top-color: #FFFFFF;
	border-right-color: #FFFFFF;
	border-bottom-color: #FFFFFF;
	border-left-color: #FFFFFF;
}

.cadre_jaune {
	border: 2px solid #FAFFC0;
}