.box{
	width: 1200px;
	margin: 20px auto 0px;
	overflow: hidden;
}
.box li{
	width: 580px;
	height: 310px;
	overflow: hidden;
	margin: 10px;
	float: left;
	position: relative;
	cursor: pointer;
	background: #f6f6f6;
}
.top{
	position: absolute;
	z-index:1;
	height: 5px;
	width: 0px;
	top: 0px;
	width: 0px;
}
.bottom{
	position: absolute;
	z-index:1;
	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;
	bottom: 0px;
}
.box li img{
	width: 570px;
	height: 300px;
	position: absolute;
	z-index: 1;
	top: 5px;
	left: 5px;
}
.box li p{
	position: absolute;
	z-index: 2;
	background: rgba(9,50,100,0.7);
	height: 50px;
	line-height: 40px;
	width: 570px;
	
	color: #fff;
	bottom: 5px;
	left: 5px;
}
.box li p .p1{ width:100%; display:block; font-size:18px; line-height:50px;text-align: center;}
.p2{ width:80%; margin:auto; display:block; font-size:16px; line-height:35px}