.nav .item:hover .sub-list {
	top:70px;
	opacity:1;
	visibility:visible;
	transition:all .3s ease-in-out
}
.nav .sub-list {
	position:absolute;
	top:80px;
	left:0;
	font-size:16px;
	color:#000;
	width:140px;
	opacity:0;
	visibility:hidden;
	background:#fff;
	z-index:9
}
.nav .sub-list>li {
	padding:10px 20px;
	transition:all .3s ease-in-out
}
.nav .sub-list>li a {
	display:block
}
.nav .sub-list>li:hover {
	background:#efefef
}
.header .nav .item {    position: relative;}<!--0.00019383430480957-->