/* partie positionnement et déco */
#wrapper2 {
	width: 1024px;
	margin: 0px auto 0px auto;
}
#menu_1 {
	padding: 0px 0px 0px 6px;
	margin: 0px auto 0px auto;
	width: 1024px;
	height: 30px;
	visibility: hidden;
	top: 0px;
	background-color: #777;
	position: relative;
	display: inline-block;
	z-index: 2000;
}
#menu_1 ul {
	position: absolute;
	top: 31px;
	max-height: 3em;
	margin: 0px auto 0px auto;
	padding: 0;
	background-color: #ddd;
	background-image: linear-gradient(#fff,#ddd);
	transition: 0.1s max-height 0.1s;
	border-radius: 0 0 8px 8px;
	visibility: hidden;
	display: inline-block;
	width: 150px;
	opacity: 0.5;
}
#menu_1 ul:hover {
	text-align: left;
}
#menu_1 > li,
#menu_1 > li li {
	margin: 0px;
	position: relative;
	display: inline-block;
	width: 77px;
	padding: 5px 5px 1px 5px;
	background-color: #777;
	background-image: linear-gradient(#aaa, #888 50%, #777 50%,#999);
	visibility: visible;
	text-align: left;
	transition: 0.1s max-height 0.1s;
	top: 0px;
	height: 28px;
}
#menu_1 > li li {
	margin: 0px auto 0px auto;
	background: transparent none;
	visibility: hidden;
	display: inline-block;
	position: relative;
	width: 150px;
}
#menu_1 > li:first-child {
	border-right: 1px solid #777;
	border-radius: 8px 0 0 8px;
}
#menu_1 > li:last-child {
	border-right: 0;
	border-left: 1px solid #aaa;
	border-radius: 0 8px 8px 0 ;
}
#menu_1 > li li a {
	color: #000000;
	visibility: hidden;
	z-index: 3;
	width: 150px;
	font-family: Cambria, Cochin, Georgia, Times, "Times New Roman", serif;
}
#menu_1 a {
	display: block;
	color: #fff;
	text-decoration: none;
	visibility: visible;
	float: none;
}
#menu_1 > li li:hover {
	background: #FFFF00;
	visibility: visible;
	text-align: right;
}
#menu_1 > li + li {
	border-left: 1px solid #aaa;
	border-right: 1px solid #777;
	visibility: visible;
}
#menu_1 > li:hover {
	background-color: #999;
	background-image: linear-gradient(#ccc, #aaa 50%, #999 50%,#bbb);
}
/* (presque) fin de la partie positionnement/déco */
/* dans cette déclaration, on fixe le max-height */
/* ici on change la valeur de max-height au :hover */
#menu_1 > li:hover ul {
	/* à adapter, le minimum est le meilleur mais voyez large 😉 */
	max-height: 20em;
	visibility: visible;
	color: #008080;
}
#menu_1 a:hover ul {
	display: block;
	color: #fff;
	text-decoration: underline;
	visibility: visible;
	position: relative;
	font-family: Verdana, Geneva, Tahoma, sans-serif;
	text-align: right;
}
#menu_1 > li:hover a {
	/* à adapter, le minimum est le meilleur mais voyez large 😉 */
	max-height: 13em;
	visibility: visible;
	width: 150px;
	color: #000099;
	font-weight: bolder;
}