/* 格展网络（gezhancn.com）做专业企业网站建设平台 */

.clearfix {
	zoom: 1;
}

.clearfix:after {
	clear: both;
}
a {
	color: #333;
	text-decoration: none;
}
a:hover {
	color: #104492;
}
ul {
	margin: 0;
	list-style: none;
	padding: 0;
}
.img-center {
	text-align: center;
	font-size: 0;
}
.img-center img {
	display: inline-block;
	width: 342px;
	height: auto;
	max-width: 100%;
	max-height: 100%;
	vertical-align: middle;
	-webkit-transition: all 0.5s;
	transition: all 0.5s;
}
.img-cover {
	overflow: hidden;
	position: relative;
}
.section-sub{margin-top:120px;}
.container {
	padding: 0 15px;
	width: 1200px;
	margin: 0 auto;
}

.section-sub {
	padding: 60px 0;
}

.list-7 {
	margin: -20px 0 0 -20px;
}
.list-7 li {
	float: left;
	width: 33.333333%;
}
.list-7 li a {
	display: block;
	margin: 20px 0 0 20px;
	background-color: #fff;
	box-shadow: 0 0 5px #ccc;
	padding: 20px;
	position: relative;
}
.list-7 li a:before {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(16,68,146,0.8);
	content: '';
	z-index: 1;
	display: none;
}
.list-7 li .img-center {
	width:342px;
	height: 228px;
	/*line-height: 350px;*/
	overflow: hidden;
	position: relative;
}
.list-7 li .img-center:after, .list-7 li .img-center:before {
	position: absolute;
	content: '';
	left: 50%;
	top: 50%;
	width: 60px;
	height: 60px;
	margin: -30px 0 0 -30px;
	background: no-repeat center / contain;
	z-index: 2;
	-webkit-transition: all 0.5s;
	transition: all 0.5s;
}
.list-7 li .img-center:before {
	background-image: url(../Images/924_cert3.png);
	-webkit-transform: translateX(-300px);
	transform: translateX(-300px);
}
.list-7 li .img-center:after {
	background-image: url(../Images/924_cert2.png);
	-webkit-transform: translateX(300px);
	transform: translateX(300px);
}
.list-7 li .text {
	text-align: center;
	margin-top: 20px;
	font-size: 16px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	position: relative;
	z-index: 2;
}
.list-7 li a:hover {
	color: #fff;
}
.list-7 li a:hover:before {
	display: block;
}
.list-7 li a:hover .img-center:before, .list-7 li a:hover .img-center:after {
	-webkit-transform: translateX(0);
	transform: translateX(0);
}