@media screen and (max-width: 320px)
{
	#banniereMobile {height:58px;width:320px;margin:0 auto;background: url('../images/bandeauMobile15ev1.jpg') no-repeat;}
}
@media screen and (min-width : 321px)
{
	#banniereMobile {height:86px;width:480px;margin:0 auto;background: url('../images/bandeauMobile15ev2.jpg') no-repeat;}
}