.banner{
	background-image: url(../images/partner_banner.jpg);
}
.partner{
	width: 1100px;
	margin: auto;
	padding-top: 50px;
}
.partner_nav li{
	height: 44px;
	float: left;
	margin-right: 30px;
	border-top: 1px solid #fff;
	text-align: center;
}
.partner_nav li:hover{
	border-top-color: #cacaca !important;
}
.partner_nav li a{
	font-size: 15px;
	color: #000;
	line-height: 45px;
}
.partner_nav_sel{
	border-top-color: #cacaca !important;
}
.partner_line{
	width: 100%;
	border-top: 1px solid #cacaca;
	margin-top: 30px;
	margin-bottom: 20px;
}
.partner_list li{
	width: 253px;
	height: 280px;
	float: left;
	margin: 30px 10px;
	border: 1px solid #dbdbdb;
	text-align: center;
	position: relative;
}
.partner_list li img{
	display: block;
}.partner_list li .des{
	width: 240px;
	height: 140px;
	float: left;
	line-height:20px; 
	font-size:13px;
	padding-left:8px;
	padding-top:10px;
	overflow:hidden;
	text-align:left;
	color:#666;
}
.partner_mask{
	width: 253px;
	height: 280px;
	position: absolute;
	top: 0px;
	left: 0px;
	background-color: #000;
	filter: alpha(opacity=90);
	background-color: rgba(0,0,0,0.9);
	display: none;
}
.partner_txt{
	margin-top: 120px;
}
.partner_txt p{
	font-size: 15px;
	color: #fff;
}
.partner_mask_line{
	width: 24px;
	height: 3px;
	margin: auto;
	margin-top: 10px;
	background-color: #fff;
}
.partner_list li:hover .partner_mask{
	display: block;
}