#tetiere_nouvelle_co{ 
	margin:0;
	padding:0; 
	position:relative;
	width:810px;
	height:210px;
	
	background-image:url(http://media.vertbaudet.ch/Medias/3-9-4/78/8/78_tet_gaindeplace-jpg_m-1654232920.jpg);

}