body{
	background-color: #f8f8f8;
}
.sub-banner {
	width: 100%;
	height: 188px;
	margin-top: 76px;
}

.sub-banner img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.topnav-nav ul li {
	display: block;
	float: left;
	padding: 0px 10px;
	cursor: pointer;
}

.topnav-nav ul li:last-child {
	padding-right: 0;
}
.about-content {
	background-color: #FFFFFF;
}
.about-content .maincontent {
	width: 90%;
	margin: 0 auto;
}
.about-content .warpone{
	padding-top: 10px;
}
.about-content .maincontent .clients{
	height: 150px;
	width: 47%;
	float: left;
	margin-right: 5%;
	margin-bottom: 20px;
	position: relative;
}
.about-content .maincontent .clients:nth-child(2n){
	margin-right: 0;
}
.about-content .maincontent .clients img{
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	max-height: 100%;
	max-width: 100%;
}
.about-content .maincontent ul{
}
.about-content .maincontent img{
	max-width: 100%;
	margin: 0 auto;
	display: block;
	height: auto;
	margin-top: 10px;
}
.about-content .maincontent .show{
	font-size: 16px;
	width: 100%;
	min-height: 270px;
	padding: 15px;
	box-sizing: border-box;
}
.about-content .maincontent .le {
	box-sizing: border-box;
}
.about-content .maincontent .le .le_one  img{
	max-width: 100%;
}

.about-content .maincontent .le h2 {
	margin: 25px 0;
	color: #2c2b36;
	font-size: 20px;
	margin-bottom: 6px;
	text-align: center;
}
.about-content .maincontent .le  p{
	font-size: 14px;
}
.jiaoshi{
	display: block;
	float: left;
	width: 50%;
	height: 220px;
	margin-top:20px;
}
.jiaoshi img{
	width: 75%;
	
}
.jiaoshi h2{
	margin: 10px 0;
	text-align: center;
	font-size: 16px;
}
.jiaoshi p{
	text-align: center;
	font-size: 12px;
}
.show1,.show2,.show3,.show4{
	padding: 0 15px;
	overflow: hidden;
	margin:20px auto;
}
.show1,.show2{
	background-color: #FFFFFF;
}
/* 组织结构 */
.about-content .maincontent .zzjg{
	position: relative;
	left: 50%;
	transform: translateX(-50%);
}
/* 组织结构 */

/* 发展历程 */
.classification {
	margin-top: 20px;
}

.erjiactive{
	/* box-sizing: border-box; */
	border-bottom: 2px solid #12598A
}
/* 发展历程 */

.titleaa{
	font-size: 20px;
	text-align: center;
	margin: 15px 0;
}

.click1,.click3{
	font-size: 16px;
	width: 50%;
	float: left;
	display: block;
	text-align: center;
	padding: 10px 0;
}
.click2{
	font-size: 18px;
	width: 33%;
	float: left;
	display: block;
	text-align: center;
	padding: 10px 0;
}
.l1{
	background: white;
	overflow: hidden;
}