.subnav{
	position: absolute;
	top: 88px;
	left: 0;
	width: 100%;
	z-index: 9999;
	opacity: 0;
    transform: translate3d(10px, 10px, 0px);
    -moz-transform: translate3d(10px, 10px, 0px);
    -webkit-transform: translate3d(10px, 10px, 0px);
    transition: all 0.3s ease-out 0s;
}
.menu li{ position: relative; }
.subnav a.item{
	display: inline-block;
	width: 100%;
	text-align: center;
	padding: 10px 0;
}
.subnav .bg{
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 100%;
	background: #000;
	opacity: 0.5;
	z-index: -1;
	filter:alpha(opacity=50);
	-moz-opacity:0.5;
	-khtml-opacity: 0.5;
}
.menu li:hover .subnav{ 
	opacity: 1;
    filter:alpha(opacity=100);
    -moz-opacity:1;
    -khtml-opacity: 1;
    transform: translate3d(0px, 0px, 0px);
    -moz-transform: translate3d(0px, 0px, 0px);
    -webkit-transform: translate3d(0px, 0px, 0px);
}
@media all and (max-width:800px){
	.subnav{ top: 64px; }
}
@media all and (max-width:640px){
	.subnav{ top: 64px; }
}
@media all and (max-width:480px) {
	.subnav{ top: 34px; }
}
@media all and (max-width:320px){
	.subnav{ top: 26px; }
}