.clearfix::before,
.clearfix::after {
	content: "";
	display: table;
	clear: both;
}

/* f2 背景图  */
.aboutus-bgtu {
	width: 100%;
	height: 0;
	padding-bottom: 23%;
	background-size: 100%;
	background-repeat: no-repeat;
	background-position: center;
	text-align: left;
	padding-left: 10%;
	box-sizing: border-box;
	position: relative;
}

.aboutus-bgtu h2 {
	color: #fff;
	font-size: 46px;
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
}

@media screen and (max-width: 800px) {
	.aboutus-bgtu {
		padding-bottom: 48%;
	background-size: cover;
	}
	.aboutus-bgtu h2 {
		font-size: 38px;
	}
}

/* f3 二级导航栏 面包屑导航 */
.navList {
	width: 100%;
	background-color: rgba(240, 240, 240);
}

.NavList-1 {
	margin: 0 auto;
	width: 90%;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.NavList-2 {}

.NavList-2 li {
	height: 60px;
	line-height: 60px;
	text-align: left;
	float: left;
}

@media screen and (max-width: 500px) {
	.NavList-2 li {
		display: none;
	}
}

.NavList-2 li a {
	position: relative;
}

.NavList-more {
	position: relative;
}

.more1 {
	content: "";
	position: absolute;
	width: 1px;
	height: 15px;
	display: block;
	background: #ccc;
	top: 50%;
	margin-top: -7px;
	left: 0px;
}

.more::after {
	content: "";
	position: absolute;
	width: 1px;
	height: 15px;
	display: block;
	background: #ccc;
	top: 50%;
	margin-top: -7px;
	right: 0px;
}

.more {
	padding: 0 30px 0 30px;
}

/* 面包屑导航 */
.nav-bread {
	height: 60px;
	line-height: 60px;
}

/* f4 正文内容 */
.aboutus-main {
	width: 100%;
	margin: 80px auto;
	background-color: #fff;
}

.aboutus-main1 {
	width: 90%;
	margin: 0 auto;
}

.article {
	width: 100%;
	margin-top: 50px;
	font-size: 16px;
	color: rgba(67, 67, 67);
}

.article p {
	margin-top: 30px;
}

.article-top {
	line-height: 40px;
}

.article-botom {
	line-height: 40px;
}

.aboutus-main-top {
	width: 100%;
	display: flex;
	justify-content: space-between;
	margin-bottom: 60px;
}

.top-img {
	width: 100%;
}

.main-top-left {
	width: 50%;
}

.main-top-right {
	width: 44%;
}

.about-title {
	font-size: 30px;
	line-height: 50px;
	color: rgba(20, 56, 131);
}

.aboutus-main-bottom {
	width: 100%;
	display: flex;
	justify-content: space-between;
}

.bottom-img {
	width: 100%;
}

.main-bottom-left {
	width: 50%;
}

.main-bottom-right {
	width: 44%;
}

@media screen and (max-width: 1300px) {
	.aboutus-main {
		margin: 70px auto;
	}

	.aboutus-main-top {
		margin-bottom: 50px;
	}

	.main-top-right {
		width: 46%;
	}

	.about-title {
		line-height: 45px;
	}

	.main-bottom-right {
		width: 46%;
	}

	.article {
		margin-top: 40px;
	}

	.article-top {
		line-height: 33px;
	}

	.article-botom {
		line-height: 33px;
	}

	.article p {
		margin-top: 20px;
	}
}

@media screen and (max-width: 1200px) {
	.aboutus-main {
		margin: 60px auto;
	}

	.article {
		margin-top: 30px;
		font-size: 15px;
	}

	.article-top {
		line-height: 26px;
	}

	.article p {
		margin-top: 10px;
	}

	.article-botom {
		line-height: 26px;
	}
}

@media screen and (max-width: 1100px) {
	.aboutus-main {
		margin: 50px auto;
	}

	.aboutus-main1 {
		width: 94%;
	}

	.aboutus-main-top {
		margin-bottom: 40px;
	}

	.article {
		margin-top: 20px;
	}

	.article-top {
		line-height: 26px;
	}

	.article-botom {
		line-height: 26px;
	}
}

@media screen and (max-width: 1000px) {
	.aboutus-main {
		margin: 30px auto;
	}

	.aboutus-main1 {
		width: 96%;
	}

	.aboutus-main-top {
		margin-bottom: 30px;
	}

	.article {
		font-size: 14px;
	}

	.article-top {
		line-height: 24px;
	}

	.article-botom {
		line-height: 24px;
	}
}

@media screen and (max-width: 800px) {

	.aboutus-main-top {
		display: block;
	}

	.main-top-left {
		width: 100%;
	}

	.main-top-right {
		width: 100%;
	}

	.aboutus-main-bottom {
		display: block;
	}

	.main-bottom-left {
		width: 100%;
	}

	.main-bottom-right {
		width: 100%;
	}

	.about-title {
		line-height: 40px;
		text-align: center;
	}

	.article {
		margin-top: 30px;
		font-size: 16px;
	}

	.article-top {
		line-height: 40px;
	}

	.article-botom {
		line-height: 40px;
	}

	.article p {
		margin-top: 0px;
	}
}