#col_droite {
		color: #000000;
		background-color: #FFF;
		height: 466px;
		width: 349px;
		float: right;
		text-align: center;
		}
		
		#col_gauche {
		color: #FFFFFF;
		background-color:#FFF;
		height: 466px;
		width: 553px;
		float: left;
		}
		
		#interieur {
		color: #FFFFFF;
		background-color:#FFF;
		height: 433px;
		width: 513px;
		float: left;
		text-align: left;
		margin-top:25px;
		margin-left:40px;
		
		}