.about1 {
	width: 100%;
	overflow: hidden;
	background-color: #f9f9f9;
	padding: 70px 0 85px;
}
.about1 h2 {
	font-size: 42px;
	line-height: 50px;
	color: #000000;
	font-weight: bold;
}
.about1 .about1-txt {
	width: 100%;
	height: 305px;
	overflow: hidden;
	text-align: justify;
	line-height: 30px;
	color: #333333;
	font-size: 16px;
	margin: 30px 0 40px;
	transition: height 0.5s;
}
.about1-txt p {
	margin: 0 0 5px;
}
.about1-txt p a {
	color: #e60012;
	cursor: pointer;
}
.about1 ul {
	width: 100%;
	overflow: hidden;
}
.about1 ul li {
	width: 280px;
	border-radius: 5px;
	overflow: hidden;
	float: left;
	cursor: pointer;
}
.about1 ul li img {
	width: 100%;
	transition: all 0.5s;
}
.about1 ul li:hover img {
	transform: scale(1.1);
}
@media only screen and (max-width: 991px) {
	.about1 {
		padding: 70px 0 45px;
	}
	.about1 .about1-txt {
	    height: 575px;
	}
	.about1 ul li {
		width: 290px;
	}
	.about1 ul li:nth-of-type(2n+1) {
		margin: 0 40px 40px 0;
	}
	.about1 ul li:nth-of-type(2n) {
		margin: 0 0 40px;
	}
}
@media only screen and (max-width: 700px) {
	.about1 {
		padding: 35px 0 25px;
	}
	.about1 h2 {
	    font-size: 28px;
	    line-height: 35px;
	}
	.about1 .about1-txt {
	    height: 325px;
	    line-height: 25px;
    	font-size: 14px;
    	margin: 15px 0 20px;
	}
	.about1 ul li {
		width: 160px;
	}
	.about1 ul li:nth-of-type(2n+1) {
		margin: 0 10px 10px 0;
	}
	.about1 ul li:nth-of-type(2n) {
		margin: 0 0 10px;
	}
}
@media only screen and (min-width: 992px) {
	.about1 .about1-txt {
		height: 365px;
	}
	.about1 ul li {
		width: 225px;
	}
	.about1 ul li:nth-of-type(1),.about1 ul li:nth-of-type(2),.about1 ul li:nth-of-type(3) {
		margin: 0 23.33px 0 0;
	}
	.about1 ul li:nth-of-type(4) {
		margin: 0;
	}
}
@media only screen and (min-width: 1300px) {
	.about1 .about1-txt {
		height: 305px;
	}
	.about1 ul li {
		width: 280px;
	}
	.about1 ul li:nth-of-type(1),.about1 ul li:nth-of-type(2),.about1 ul li:nth-of-type(3) {
		margin: 0 26.66px 0 0;
	}
}
/*领导关怀*/
.about2 {
	width: 100%;
	overflow: hidden;
	padding: 70px 0 305px;
	background-image: url(../img/about2.jpg);
	background-repeat: no-repeat;
	background-position: bottom left;
}
.about2 h2 {
	font-size: 42px;
	line-height: 50px;
	color: #000000;
	font-weight: bold;
}
.about2 h3 {
	color: #666666;
	font-size: 26px;
	line-height: 30px;
	margin: 15px 0 55px;
}
.about2 .about2-swiper {
	width: 100%;
	position: relative;
}
.about2-swiper .swiper-container {
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: relative;
}
.about2-swiper .swiper-container .swiper-slide {
	overflow: hidden;
	cursor: pointer;
}
.about2-swiper .about2-img {
	width: 100%;
	overflow: hidden;
}
.about2-img img {
	width: 100%;
	transition: all 0.5s;
}
.about2-swiper p {
	width: 100%;
	overflow: hidden;
	font-size: 16px;
	line-height: 22px;
	color: #333333;
	margin: 10px 0 0;
	transition: all 0.5s;
}
.about2-swiper .swiper-slide:hover .about2-img img {
	transform: scale(1.1);
}
.about2-swiper .swiper-slide:hover p {
	color: #e60012;
}
.about2-swiper .swiper-button-next.swiper-button-disabled {
	background: url(../img/arb.png);
	opacity: 1;
}
.about2-swiper .swiper-button-prev.swiper-button-disabled {
	background: url(../img/alb.png);
    opacity: 1;
}
.about2-swiper .swiper-button-next,.about2-swiper .swiper-container-rtl .swiper-button-prev {
	background: url(../img/arr.png);
    right: -80px;
    left: auto;
}
.about2-swiper .swiper-button-prev,.about2-swiper .swiper-container-rtl .swiper-button-next {
	background: url(../img/alr.png);
    left: -80px;
    right: auto;
}
.about2-swiper .swiper-button-next,.about2-swiper .swiper-button-prev {
    width: 38px;
    height: 38px;
    overflow: hidden;
    position: absolute;
    margin-top: 0px;
    top: 93px;
    border-radius: 50%;
    background-repeat: no-repeat !important;
    background-position: center !important;
    background-size: 100% !important;
}
@media only screen and (max-width: 991px) {
	.about2 {
		padding: 70px 0 200px;
	}
	.about2-swiper .swiper-container {
		width: 100%;
	}
	.about2-swiper .swiper-container .swiper-wrapper {
		width: 2000px !important;
		margin-left: -15px;
	}
	.about2-swiper .swiper-container .swiper-slide {
		width: 295px;
		padding: 0 15px;
	}
	.about2-swiper .swiper-button-next,.about2-swiper .swiper-container-rtl .swiper-button-prev {
	    right: -55px;
	}
	.about2-swiper .swiper-button-prev,.about2-swiper .swiper-container-rtl .swiper-button-next {
	    left: -55px;
	}
}
@media only screen and (max-width: 700px) {
	.about2 {
		padding: 35px 0 155px;
		background-size: 800px;
	}
	.about2 h2 {
	    font-size: 28px;
	    line-height: 35px;
	}
	.about2 h3 {
	    font-size: 14px;
	    line-height: 20px;
	    margin: 8px 0 25px;
	}
	.about2 .about2-swiper {
		padding: 0 0 40px;
	}
	.about2-swiper .swiper-container {
		width: 100%;
	}
	.about2-swiper .swiper-container .swiper-wrapper {
		width: 930px !important;
		margin-left: -7.5px;
	}
	.about2-swiper .swiper-container .swiper-slide {
		width: 157.5px;
		padding: 0 7.5px;
	}
	.about2-swiper .swiper-button-next,.about2-swiper .swiper-container-rtl .swiper-button-prev {
	    right: 119px;
	}
	.about2-swiper .swiper-button-prev,.about2-swiper .swiper-container-rtl .swiper-button-next {
	    left: 119px;
	}
	.about2-swiper .swiper-button-next,.about2-swiper .swiper-button-prev {
	    top: auto;
	    bottom: 0px;
	}
	.about2-swiper p {
	    font-size: 12px;
	    line-height: 20px;
	    margin: 5px 0 0;
	}
}
@media only screen and (min-width: 992px) {
	.about2 {
		padding: 70px 0 200px;
	}
	.about2-swiper .swiper-container {
		width: calc(100% - 60px);
		width: -moz-calc(100% - 60px);
		width: -webkit-calc(100% - 60px);
	}
	.about2-swiper .swiper-container .swiper-wrapper {
		width: 910px !important;
	}
	.about2-swiper .swiper-container .swiper-slide {
		width: 283.33px;
		margin-left: 30px;
	}
	.about2-swiper .swiper-container .swiper-slide:first-of-type {
		margin-left: 0px;
	}
	.about2-swiper .swiper-button-next,.about2-swiper .swiper-container-rtl .swiper-button-prev {
	    right: -20px;
	}
	.about2-swiper .swiper-button-prev,.about2-swiper .swiper-container-rtl .swiper-button-next {
	    left: -20px;
	}
}
@media only screen and (min-width: 1300px) {
	.about2 {
		padding: 70px 0 305px;
	}
	.about2-swiper .swiper-container {
		width: 100%;
	}
	.about2-swiper .swiper-container .swiper-wrapper {
		width: 1200px !important;
	}
	.about2-swiper .swiper-container .swiper-slide {
		width: 360px;
		margin-left: 60px;
	}
	.about2-swiper .swiper-button-next,.about2-swiper .swiper-container-rtl .swiper-button-prev {
	    right: -80px;
	}
	.about2-swiper .swiper-button-prev,.about2-swiper .swiper-container-rtl .swiper-button-next {
	    left: -80px;
	}
}
@media only screen and (min-width: 1921px) {
	.about2 {
	   background-size: 100%;
	}
}
/*企业文化*/
.about3 {
	width: 100%;
	height: 985px;
	overflow: hidden;
	background-image: url(../img/about3.jpg);
	background-repeat: no-repeat;
	background-position: top center;
	color: #FFFFFF;
}
.about3 h2 {
	font-size: 42px;
	line-height: 50px;
	margin: 75px 0 10px;
	font-weight: bold;
}
.about3 h3 {
	font-size: 26px;
	line-height: 36px;
}
.about3 ul {
	width: 100%;
	overflow: hidden;
	margin: 45px 0 0;
}
.about3 ul li {
	width: 415px;
	overflow: hidden;
	float: left;
	margin: 35px 0 0;
}
.about3 ul li .about3-icon {
	width: 106px;
	height: 106px;
	overflow: hidden;
	border-radius: 20px;
	border: 4px solid #FFFFFF;
	text-align: center;
	line-height: 95px;
}
.about3 ul li h4 {
	font-size: 24px;
	line-height: 30px;
	margin: 28px 0 30px;
}
.about3 ul li p {
	height: 75px;
	font-size: 16px;
	line-height: 25px;
	font-weight: lighter;
}
@media only screen and (max-width: 991px) {
	.about3 {
		height: 1250px;
		background-size: auto 100%;
	}
	.about3 ul li:nth-of-type(2n+1) {
		width: 370px;
	}
	.about3 ul li:nth-of-type(2n) {
		width: 250px;
	}
}
@media only screen and (max-width: 700px) {
	.about3 {
		height: 750px;
	}
	.about3 h2 {
		font-size: 28px;
		line-height: 35px;
		margin: 40px 0 10px;
	}
	.about3 h3 {
		font-size: 14px;
		line-height: 20px;
	}
	.about3 ul {
		margin: 0;
	}
	.about3 ul li {
		margin: 30px 0 0;
	}
	.about3 ul li:nth-of-type(2n+1) {
		width: 165px;
	}
	.about3 ul li:nth-of-type(2n) {
		width: 125px;
		float: right;
	}
	.about3 ul li .about3-icon {
		width: 55px;
		height: 55px;
		border-radius: 10px;
		border-width: 2px;
		line-height: 50px;
	}
	.about3-icon img {
		width: 32px;
	}
	.about3 ul li h4 {
		font-size: 16px;
		line-height: 20px;
		margin: 14px 0 10px;
	}
	.about3 ul li p {
		height: 60px;
		font-size: 12px;
		line-height: 20px;
	}
}
@media only screen and (min-width: 992px) {
	.about3 ul li {
		width: 380px;
		margin: 35px 0 0;
	}
	.about3 ul li:nth-of-type(3n) {
		width: 210px;
	}
}
@media only screen and (min-width: 1300px) {
	.about3 ul li {
		width: 415px;
	}
	.about3 ul li:nth-of-type(3n) {
		width: 370px;
	}
}
@media only screen and (min-width: 1921px) {
	.about3 {
	   background-size: 100%;
	}
}
/*荣誉资质*/
.about4 {
	width: 100%;
	overflow: hidden;
	padding: 70px 0;
}
.about4 h2 {
	font-size: 42px;
	line-height: 50px;
	font-weight: bold;
}
.about4-list {
	width: 100%;
	overflow: hidden;
	margin: 45px 0 0;
}
.about4-list ul {
	width: 100%;
	overflow: hidden;
}
.about4-list ul li {
	width: 255px;
	height: 290px;
	overflow: hidden;
	float: left;
}
.about4-list ul li h4 {
	width: 100%;
	color: #004098;
	font-size: 20px;
	font-weight: bold;
	line-height: 39px;
	position: relative;
	border-bottom: 1px solid #e7e8e8;
}
.about4-list ul li h4:after {
	content: '';
	display: block;
	width: 115px;
	height: 3px;
	background-color: #004098;
	position: absolute;
	left: 0px;
	bottom: -2px;
}
.about4-list ul li p {
	width: 100%;
	height: 50px;
	font-size: 14px;
	line-height: 49px;
	overflow: hidden;
	white-space: nowrap;
	text-overflow: ellipsis;
	border-bottom: 1px solid #e7e8e8;
	font-weight: lighter;
}
.about4-list ul li p a {
	font-weight: normal;
	margin-right: 5px;
	color: #333333;
}
.about4-list ul li p a:hover {
	color: #e60012;
}
.about4 .about4-more {
	display: flex;
    justify-content: center;
    align-items: center;
	width: 130px;
	/* height: 35px; */
	padding: 8px 0;
	overflow: hidden;
	border-radius: 8px;
	border: 1px solid #004098;
	text-align: center;
	/* line-height: 33px; */
	color: #004098;
	font-size: 14px;
	margin: 70px auto 0;
	cursor: pointer;
	transition: all 0.5s;
}
.about4-more:hover {
	border-color: #e60012;
	background-color: #e60012;
	color: #FFFFFF;
	box-shadow: 0px 0px 18px rgba(0,0,0,0.2);
}
@media only screen and (max-width: 991px) {
	.about4-list ul li {
		width: 285px;
	}
	.about4-list ul li:nth-of-type(2n+1) {
		margin: 0 50px 50px 0;
	}
	.about4-list ul li:nth-of-type(2n) {
		margin: 0 0 50px;
	}
	.about4 .about4-more {
		margin: 20px auto 0;
	}
}
@media only screen and (max-width: 700px) {
	.about4 {
	    padding: 35px 0;
	}
	.about4 h2 {
	    font-size: 28px;
	    line-height: 35px;
	}
	.about4-list {
	    margin: 25px 0 0;
	}
	.about4-list ul li {
		width: 155px;
		height: 210px;
	}
	.about4-list ul li:nth-of-type(2n+1) {
		margin: 0 20px 20px 0;
	}
	.about4-list ul li:nth-of-type(2n) {
		margin: 0 0 20px;
	}
	.about4-list ul li h4 {
		font-size: 15px;
		line-height: 34px;
	}
	.about4-list ul li h4:after {
		width: 60px;
	}
	.about4-list ul li p {
		height: 35px;
		font-size: 12px;
		line-height: 34px;
	}
	.about4 .about4-more {
		width: 100px;
		/* height: 32px; */
		padding: 8px 0;
		display: flex;
    justify-content: center;
    align-items: center;
		border-radius: 5px;
		/* line-height: 30px; */
		font-size: 12px;
		margin: 10px auto 0;
	}
}
@media only screen and (min-width: 992px) {
	.about4-list ul li {
		width: 220px;
	}
	.about4-list ul li:nth-of-type(1),.about4-list ul li:nth-of-type(2),.about4-list ul li:nth-of-type(3) {
		margin: 0 30px 0 0;
	}
}
@media only screen and (min-width: 1300px) {
	.about4-list ul li {
		width: 255px;
	}
	.about4-list ul li:nth-of-type(1),.about4-list ul li:nth-of-type(2),.about4-list ul li:nth-of-type(3) {
		margin: 0 60px 0 0;
	}
}
/*宣传视频*/
.about5 {
	width: 100%;
	overflow: hidden;
	position: relative;
}
.about5:before {
	content: '';
	display: block;
	width: 90px;
	height: 90px;
	overflow: hidden;
	cursor: pointer;
	border-radius: 50%;
	background-image: url(../img/vico.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: 100%;
	position: absolute;
	left: 50%;
	top: 50%;
	margin: -45px 0 0 -45px;
	z-index: 2;
}
@media only screen and (max-width: 991px) {
	.about5 img {
		width: 1500px;
		margin-left: -750px;
		position: relative;
		left: 50%;
	}
}
@media only screen and (max-width: 700px) {
	.about5 img {
		width: 800px;
		margin-left: -400px;
	}
	.about5:before {
	    width: 60px;
	    height: 60px;
	    margin: -30px 0 0 -30px;
	}
}
@media only screen and (min-width: 992px) {
	.about5 img {
		width: 1500px;
		margin-left: -750px;
		position: relative;
		left: 50%;
	}
}
@media only screen and (min-width: 1300px) {
	.about5 img {
		width: 1920px;
		margin-left: -960px;
	}
}
@media only screen and (min-width: 1921px) {
	.about5 img {
		width: 100%;
		margin-left: 0px;
		left: 0px;
	}
}
.video-masked {
	width: 100%;
	height: 100%;
	overflow: hidden;
	background-color: rgba(0,0,0,0.7);
	position: fixed;
	left: 0px;
	top: 0px;
	z-index: 1001;
	display: none;
}
.video-masked .video-x {
	width: 40px;
	height: 40px;
	overflow: hidden;
	cursor: pointer;
	position: absolute;
	top: 20px;
	right: 20px;
}
.video-masked .video-x:before,.video-masked .video-x:after {
	content: '';
	display: block;
	width: 40px;
	height: 6px;
	overflow: hidden;
	background-color: #ffffff;
	border-radius: 3px;
	position: absolute;
	left: 50%;
	top: 50%;
	margin: -3px 0 0 -20px;
	transform: rotate(45deg);
}
.video-masked .video-x:after {
	transform: rotate(-45deg);
}
.video-masked .video-box {
	width: 1000px;
	overflow: hidden;
	margin: 150px auto;
}
.video-box video {
	width: 100%;
}
@media only screen and (max-width: 991px) {
	.video-masked .video-box {
		width: 700px;
		margin: 250px auto;
	}
}
@media only screen and (max-width: 700px) {
	.video-masked .video-x {
		width: 30px;
		height: 30px;
		top: 15px;
		right: 15px;
	}
	.video-masked .video-x:before,.video-masked .video-x:after {
		width: 30px;
		height: 4px;
		border-radius: 2px;
		margin: -2px 0 0 -15px;
	}
	.video-masked .video-box {
		width: calc(100% - 30px);
		width: -moz-calc(100% - 30px);
		width: -webkit-calc(100% - 30px);
		margin: 150px auto;
	}
}
@media only screen and (min-width: 992px) {
	.video-masked .video-box {
		width: 800px;
		margin: 150px auto;
	}
}
@media only screen and (min-width: 1300px) {
	.video-masked .video-box {
		width: 1000px;
		margin: 150px auto;
	}
}