@CHARSET "UTF-8";
.wy{
	width: 480px;
	overflow: hidden;
}
.wy dd{
	width: 220px;
	height: 210px;
	overflow: hidden;
	margin: 10px;
	float: left;
	position: relative;
	cursor: pointer;
	background: #f6f6f6;
	transition: 0.5s;
}
.top{
	position: absolute;
	z-index:2;
	height: 5px;
	width: 0px;
	top: 0px;
	width: 0px;
}
.bottom{
	position: absolute;
	z-index:2;
	height: 5px;
	width: 0%;
	bottom: 0px;
	right: 0px;
}
.left{
	height: 0;
	position: absolute;
	left: 0px;
	width: 5px;
}
.right{
	height: 0;
	position: absolute;
	right: 0px;
	width: 5px;
	z-index: 2;
	bottom: 0px;
}
.wy dd:hover a p {
	height: 40px;
	transition: 0.5s;
}
.wy dd a img{
	position: absolute;
	z-index: 1;
	top: 5px;
	left: 5px;
}
.wy dd a p{
	display: block;
	position: absolute;
	z-index: 2;
	background: rgba(2,179,191,0.5);
	height: 0px;
	line-height: 40px;
	width: 220px;
	text-align: center;
	color: #fff;
	bottom: 0;
	left: 0;
	transition: 0.5s;
}