.thailande	{
	background-image: url("../media/Thailande.jpg") ;
	background-repeat: no-repeat;
		}
.usa	{
	background-image: url("../media/Usa.jpg") ;
	background-repeat: no-repeat;
		}
.hiver{
	background-image: url("../media/Hiver.jpg") ;
	background-repeat: no-repeat;
	}
.ete{
	background-image: url("../media/Ete.jpg") ;
	background-repeat: no-repeat;
	}