body {
  background-image: url(../images/fond-grappe-lx.jpg);
  min-height: 465px;
	width: 100%;
	display: block;
	margin-top: 0px;
	background-attachment:fixed;
}
/*
@media screen and (max-device-width: 1600px) {

#fondentete {
  background-image: url(../images/portail-rigal-caumont.jpg);
  min-height: 465px;
	width: 100%;
	display: block;
	margin-top: 0px;
}
}
*/