.cadre {
	border: 1px solid #333333;
	padding: 20px;
	background-color: #CCCCCC;
}
.livre {
	float: right;
	position: relative;
	visibility: hidden;
	z-index: 5;
	background-color: #CCCCCC;
	border: 1px solid #000000;
	padding: 3px;
	color: #000000;


}
.cadre-blanc {
	border: 1px solid #333333;
	padding: 20px;
	background-color: #FFFFFF;

}