.index-banner {
	width: 100%;
	overflow: hidden;
	margin: 40px 0 0;
	position: relative;
}
.index-banner h1 {
	width: 100%;
	font-size: 81px;
	line-height: 81px;
	color: #FFFFFF;
	text-align: center;
	position: absolute;
	left: 0;
	bottom: 80px;
	font-family: "wigrumweb-bold";
	z-index: 2;
}
.swiper-button-prev:after, .swiper-container-rtl .swiper-button-next:after,.swiper-button-next:after, .swiper-container-rtl .swiper-button-prev:after {
    content: '';
}
.index-banner video {
	width: 2000px;
	position: absolute;
	top: 50%;
	left: 50%;
	margin: -560px 0 0 -1000px;
	z-index: 2;
}
.index-swiper .swiper-pagination-bullet-active {
    opacity: 1;
    background-color: #d8262c;
}
.index-swiper .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
}
@media only screen and (max-width: 991px) {
	.index-banner {
		margin: 0;
	}
	.index-banner img {
		width: 100%;
	}
	.index-banner h1 {
		font-size: 65px;
		font-weight: bold;
		line-height: 70px;
		bottom: 105px;
	}
	.index-banner video {
		display: none !important;
		z-index: -10;
	}
}
@media only screen and (max-width: 700px) {
	.index-banner h1 {
		font-size: 28px;
		line-height: 40px;
		bottom: 45px;
	}
}
@media only screen and (min-width: 992px) {
	.index-banner {
		height: 870px;
	}
	.index-banner img {
		width: 100%;
	}
	.index-banner .index-swiper {
		display: none;
	}
	.index-banner h1 {
		font-size: 48px;
		line-height: 48px;
		bottom: 60px;
		display: none;
	}
}
@media only screen and (min-width: 1200px) {
	.index-banner img {
		width: 100%;
	}
	.index-banner h1 {
		font-size: 81px;
		line-height: 81px;
		bottom: 80px;
	}
}
@media only screen and (min-width: 1921px) {
	.index-banner video {
		width: 100%;
		position: relative;
		top: 0;
		left: 0;
		margin: 0px;
	}
}
.index1 {
	width: 100%;
	overflow: hidden;
	background-color: #f5f5f5;
	position: relative;
	padding: 90px 0 100px;
}
.index1 .index1-txt {
	width: 50%;
	overflow: hidden;
	float: left;
	font-size: 18px;
	line-height: 28px;
	color: #333333;
	padding: 80px 0 0;
}
.index1-txt h2 {
	font-size: 30px;
	color: #333333;
	font-weight: bold;
	margin: 0 0 10px;
}
.index1 .index1-img {
	width: 530px;
	height: 365px;
	line-height: 365px;
	overflow: hidden;
	float: right;
	display: block;
	position: relative;
	background-color: #000000;
}
.index1-img>img:nth-of-type(1) {
	display: none;
	width: 100%;
}
.index1-img>img:nth-of-type(2) {
	display: block;
	width: 100%;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 2;
}
.index1-img ul {
	width: 390px;
	overflow: hidden;
	position: absolute;
	left: 50%;
	bottom: 30px;
	z-index: 10;
	margin-left: -195px;
}
.index1-img ul li {
	width: 90px;
	height: 51px;
	overflow: hidden;
	float: left;
	margin: 0 10px 0 0;
	cursor: pointer;
	line-height: 1;
}
.index1-img ul li:last-of-type {
	margin: 0;
}
.index1-img ul li img {
	width: 100%;
}
.video-masked {
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: fixed;
	left: 0;
	top: 0;
	z-index: 2000;
	background-color: rgba(0,0,0,0.75);
	display: none;
}
.video-masked ul {
	width: 120px;
	height: 120px;
	border-radius: 0 0 0 120px;
	overflow: hidden;
	background-color: rgba(0,0,0,0.75);
	position: absolute;
	right: 0;
	top: 0;
}
.video-masked ul li {
	width: 40px;
	height: 40px;
	overflow: hidden;
	margin: 20px 0 0 50px;
	position: relative;
	cursor: pointer;
}
.video-masked ul li:before,.video-masked ul li:after {
	display: block;
	content: '';
	width: 40px;
	height: 4px;
	background-color: #ffffff;
	border-radius: 2px;
	position: absolute;
	left: 50%;
	top: 50%;
	margin: -2px 0 0 -20px;
	transform: rotate(45deg);
}
.video-masked ul li:after {
	transform: rotate(-45deg);
}
.video-masked video {
	width: 900px;
	height: 600px;
	background-color: #000000;
	position: absolute;
	left: 50%;
	top: 50%;
	margin: -300px 0 0 -450px;
}
@media only screen and (max-width: 991px) {
	.index1 {
		padding: 72px 0 84px;
	}
	.index1 .index1-txt {
		width: 100%;
		float: none;
		font-size: 24px;
		line-height: 36px;
		padding: 0;
		margin: 0 0 50px;
	}
	.index1-txt h2 {
		font-size: 36px;
		margin: 0 0 18px;
	}
	.index1 .index1-img {
		width: 100%;
		height: 453px;
		line-height: 453px;
		float: none;
	}
	.video-masked video {
		width: 600px;
		height: 400px;
		margin: -200px 0 0 -300px;
	}
}
@media only screen and (max-width: 700px) {
	.index1 {
		padding: 40px 0;
	}
	.index1 .index1-txt {
		font-size: 16px;
		line-height: 25px;
		margin: 0 0 25px;
	}
	.index1-txt h2 {
		font-size: 24px;
		margin: 0 0 10px;
	}
	.index1 .index1-txt br:nth-of-type(2) {
		display: none;
	}
	.index1 .index1-img {
		height: 224px;
		line-height: 224px;
	}
	.index1-img ul {
		width: 270px;
		bottom: 15px;
		margin-left: -135px;
	}
	.index1-img ul li {
		width: 60px;
		height: 34px;
	}
	.video-masked video {
		width: 320px;
		height: 200px;
		margin: -100px 0 0 -160px;
	}
	.video-masked ul {
	    width: 80px;
	    height: 80px;
	    border-radius: 0 0 0 80px;
	}
	.video-masked ul li {
	    width: 30px;
	    height: 30px;
	    margin: 20px 0 0 35px;
	}
	.video-masked ul li:before,.video-masked ul li:after {
		width: 30px;
		margin: -2px 0 0 -15px;
	}
}
@media only screen and (min-width: 992px) {
	.index1 .index1-img {
		width: 480px;
		height: 330px;
		line-height: 330px;
	}
}
@media only screen and (min-width: 1200px) {
	.index1 .index1-img {
		width: 530px;
		height: 365px;
		line-height: 365px;
	}
}
/*产品展示*/
.index2 {
	width: 100%;
	overflow: hidden;
	padding: 75px 0 90px;
	background: url(../img/index2.jpg) no-repeat bottom center;
}
.index2 .index2-title {
	width: 100%;
	overflow: hidden;
	color: #FFFFFF;
	line-height: 20px;
	text-align: center;
	font-size: 14px;
}
.index2-title h1 {
	font-size: 48px;
	margin: 15px 0;
}
.index2 .index2-banner {
	width: 100%;
	height: 175px;
	position: relative;
	margin: 63px 0 0;
}
.index2-banner a {
	display: block;
	width: 100%;
	overflow: hidden;
	cursor: pointer;
}
.index2-banner a img {
	width: 100%;
}
.index2-banner h4 {
	width: 100%;
	height: 35px;
	line-height: 35px;
	overflow: hidden;
	font-size: 14px;
	font-weight: bold;
	background-color: #FFFFFF;
	text-align: center;
	cursor: pointer;
}
.index2-banner .swiper-button-next.swiper-button-disabled {
	opacity: 1;
}
.index2-banner .swiper-button-prev.swiper-button-disabled {
    opacity: 1;
}
.index2-banner .swiper-button-next,.index2-banner .swiper-container-rtl .swiper-button-prev {
	background: url(../img/ilr.png);
    right: -65px;
    left: auto;
}
.index2-banner .swiper-button-prev,.index2-banner .swiper-container-rtl .swiper-button-next {
	background: url(../img/ill.png);
    left: -65px;
    right: auto;
}
.index2-banner .swiper-button-next,.index2-banner .swiper-button-prev {
    width: 35px;
    height: 35px;
    margin-top: -17px;
    border-radius: 50%;
    background-repeat: no-repeat !important;
    background-position: center !important;
}
@media only screen and (max-width: 991px ) {
	.index2 {
		padding: 68px 0 32px;
		background: url(../img/index2S.jpg) no-repeat top center;
		background-size: 100%;
	}
	.index2 .index2-title {
	    line-height: 31px;
	    font-size: 21px;
	}
	.index2-title h1 {
	    font-size: 48px;
	    margin: 25px 0 15px;
	}
	.index2 .index2-banner {
		height: auto;
		margin: 68px 0 0;
	}
	.index2-banner .swiper-button-next,.index2-banner .swiper-button-prev {
		display: none;
	}
	.index2-banner .swiper-wrapper {
		display: block;
	}
	.index2-banner .swiper-slide {
		width: calc(50% - 16px);
		width: -moz-calc(50% - 16px);
		width: -webkit-calc(50% - 16px);
		overflow: hidden;
		margin: 0 32px 32px 0;
		float: left;
	}
	.index2-banner .swiper-slide:nth-of-type(2n) {
		margin: 0 0 32px;
	}
	.index2-banner h4 {
		height: 51px;
		line-height: 51px;
		font-size: 24px;
		padding: 0 15px;
		text-align: left;
	}
}
@media only screen and (max-width: 700px ) {
	.index2 {
		padding: 40px 0 32px;
		background-size: auto 100%;
	}
	.index2 .index2-title {
	    line-height: 20px;
	    font-size: 14px;
	}
	.index2 .index2-title br {
		display: none;
	}
	.index2-title img {
		width: 30px;
	}
	.index2-title h1 {
	    font-size: 28px;
	    margin: 15px 0 10px;
	}
	.index2 .index2-banner {
		margin: 30px 0 0;
	}
	.index2-banner .swiper-slide {
		width: calc(50% - 8px);
		width: -moz-calc(50% - 8px);
		width: -webkit-calc(50% - 8px);
		margin: 0 16px 16px 0;
	}
	.index2-banner .swiper-slide:nth-of-type(2n) {
		margin: 0 0 16px;
	}
	.index2-banner h4 {
		height: 25px;
		line-height: 25px;
		font-size: 14px;
		padding: 0 10px;
	}
}
@media only screen and (min-width: 992px) {
	.index2 .index2-banner {
		width: calc(100% - 130px);
		width: -moz-calc(100% - 130px);
		width: -webkit-calc(100% - 130px);
		height: 165px;
		margin: 63px auto 0;
	}
}
@media only screen and (min-width: 1200px) {
	.index2 .index2-banner {
		width: 100%;
		height: 175px;
		margin: 63px 0 0;
	}
}
@media only screen and (min-width: 1921px) {
	.index2 {
		background-size: 100%;
	}
}
.index3 {
	width: 100%;
	overflow: hidden;
	position: relative;
}
.index3-txt {
	width: 100%;
	overflow: hidden;
	position: absolute;
	top: 120px;
	color: #FFFFFF;
	text-align: center;
	line-height: 30px;
	font-size: 18px;
}
.index3 h1 {
	font-size: 48px;
	margin: 30px 0;
}
@media only screen and (max-width: 991px ) {
	.index3>img {
		width: 100%;
	}
	.index3>img:nth-of-type(1) {
		display: none;
	}
	.index3-txt {
		width: 658px;
		top: 145px;
		line-height: 35px;
		font-size: 24px;
		left: 50%;
		margin: 0 0 0 -329px;
		text-align: left;
	}
	.index3-txt p {
		text-indent: 48px;
		margin: 0 0 10px;
	}
	.index3-txt br {
		display: none;
	}
	.index3 h1 {
		text-align: center;
		margin: 35px 0 55px;
	}
	.index3-txt img {
		width: 75px;
		display: block;
		margin: 0 auto;
	}
}
@media only screen and (max-width: 700px ) {
	.index3-txt {
		width: 324px;
		top: 65px;
		line-height: 25px;
		font-size: 14px;
		margin: 0 0 0 -162px;
	}
	.index3-txt p {
		text-indent: 28px;
		margin: 0 0 5px;
	}
	.index3 h1 {
		margin: 20px 0 25px;
		font-size: 28px;
	}
	.index3-txt img {
		width: 50px;
	}
}
@media only screen and (min-width: 992px) {
	.index3>img:nth-of-type(2) {
		display: none;
	}
}
@media only screen and (min-width: 1921px) {
	.index3>img {
		width: 100%;
	}
}
.index4 {
	width: 100%;
	overflow: hidden;
	background-color: #e5e5e5;
}
.index4-list {
	width: 100%;
	overflow: hidden;
	position: relative;
}
.index4-list .list-bg {
	width: 33.33%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
	background-color: #d8262c;
	transition: all 0.5s;
}
.index4-list a {
	display: block;
	width: 33.33%;
	padding: 70px 23px;
	overflow: hidden;
	float: left;
	position: relative;
	z-index: 2;
}
.index4-list a .list-title {
	width: 100%;
	overflow: hidden;
	padding: 0 15px 5px;
	position: relative;
	z-index: 1;
}
.index4-list a .list-title:before {
	content: '';
	display: block;
	width: 2px;
	height: 100%;
	background-color: #d8262c;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
}
.index4-list a .list-title:after {
	content: '';
	display: block;
	width: 2px;
	height: 0px;
	background-color: #FFFFFF;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 2;
	transition: all 0.5s;
}
.index4-list a h4 {
	width: 100%;
	height: 60px;
	font-size: 20px;
	color: #000000;
	font-weight: bold;
	line-height: 30px;
	overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
}
.index4-list a .list-box {
	width: 100%;
	overflow: hidden;
	padding: 0 15px 0 17px;
	margin: 20px 0 60px;
}
.list-box .list-img {
	width: 115px;
	height: 93px;
	overflow: hidden;
	float: left;
	border: 1px solid #c0c0c0;
	margin: 0 13px 0 0;
}
.list-img img {
	height: 100%;
}
.list-box .list-txt {
	width: calc(100% - 128px);
	width: -moz-calc(100% - 128px);
	width: -webkit-calc(100% - 128px);
	overflow: hidden;
	float: right;
	line-height: 23px;
	font-size: 16px;
	color: #666666;
}
.list-txt p {
	width: 100%;
	height: 92px;
	overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 4;
}
.index4-list a span {
	display: block;
	width: 157px;
	height: 40px;
	line-height: 38px;
	overflow: hidden;
	margin: 0 0 0 17px;
	color: #000000;
	border: 1px solid #000000;
	border-radius: 4px;
	font-size: 14px;
	padding: 0 23px;
	position: relative;
}
.index4-list a span:before {
	content: '>';
	display: block;
	width: 20px;
	height: 20px;
	text-align: center;
	line-height: 20px;
	font-weight: bold;
	position: absolute;
	right: 20px;
	top: 9px;
}
.index4-list a.active .list-title:after {
	height: 100%;
}
.index4-list a.active h4 {
	color: #FFFFFF;
}
.index4-list a.active .list-img {
	border-color: #FFFFFF;
}
.index4-list a.active .list-txt {
	color: #FFFFFF;
}
.index4-list a.active span {
	color: #FFFFFF;
	border-color: #FFFFFF;
}
@media only screen and (max-width: 991px) {
	.index4 .container {
		width: 100%;
	}
	.index4-list a {
		width: 100%;
		padding: 98px 0 88px;
		float: none;
	}
	.index4-list a .list-title {
		width: 658px;
		height: 140px;
		padding: 0 40px;
		margin: 0 auto;
	}
	.index4-list a .list-box {
	    width: 658px;
	    padding: 0 15px 0 42px;
	    margin: 40px auto 120px;
	}
	.index4-list a .list-bottom {
		width: 658px;
		margin: 0 auto;
		padding: 0 40px;
	}
	.index4-list a h4 {
		font-size: 40px;
		height: 120px;
		line-height: 60px;
		margin: 10px 0;
	}
	.list-box .list-img {
	    width: 227px;
	    height: 182px;
	    margin: 0 32px 0 0;
	}
	.list-box .list-txt {
	    width: calc(100% - 260px);
	    width: -moz-calc(100% - 260px);
	    width: -webkit-calc(100% - 260px);
	    line-height: 45px;
	    font-size: 32px;
	}
	.list-txt p {
	    height: 180px;
	}
	.index4-list a span {
		width: 315px;
		height: 80px;
		line-height: 78px;
		margin: 0;
		font-size: 28px;
		padding: 0 50px;
	}
	.index4-list a span:before {
	    width: 30px;
	    height: 30px;
	    line-height: 30px;
	    right: 53px;
	    top: 24px;
	}
	.index4-list .list-bg {
		width: 100%;
		height: 33.33%;
	}
}
@media only screen and (max-width: 700px) {
	.index4-list a {
		padding: 50px 0 45px;
	}
	.index4-list a .list-title {
		width: 325px;
		height: 70px;
		padding: 0 20px;
	}
	.index4-list a .list-box {
	    width: 325px;
	    padding: 0 10px 0 21px;
	    margin: 20px auto 60px;
	}
	.index4-list a .list-bottom {
		width: 325px;
		padding: 0 20px;
	}
	.index4-list a h4 {
		font-size: 20px;
		height: 60px;
		line-height: 30px;
		margin: 5px 0;
	}
	.list-box .list-img {
	    width: 115px;
	    height: 93px;
	    margin: 0 15px 0 0;
	}
	.list-box .list-txt {
	    width: calc(100% - 130px);
	    width: -moz-calc(100% - 130px);
	    width: -webkit-calc(100% - 130px);
	    line-height: 23px;
	    font-size: 12px;
	}
	.list-txt p {
	    height: 92px;
	}
	.index4-list a span {
		width: 155px;
		height: 40px;
		line-height: 38px;
		font-size: 14px;
		padding: 0 25px;
	}
	.index4-list a span:before {
	    width: 20px;
	    height: 20px;
	    line-height: 20px;
	    right: 20px;
	    top: 9px;
	}
}
@media only screen and (min-width: 992px) {
	.index4-list .list-bg {
		width: 33.33%;
		height: 100%;
	}
}