/*首页 栏目标题*/
.sy-title{
	text-align: center;
}
.sy-title span {
	display: block;
	color: #1143b0;
	line-height: 1;
	font-size: 18px;
}
.sy-title h2 {
	font-size: 42px;
	color: #1A1A1A;
	line-height: 1;
	margin-top: 20px;
}

/*banner*/
.banner {
	position: fixed;
	width: 100%;
	height: 100vh;
	z-index: -1;
	left: 0;
	top: 0;
}
.banner .swiper-container {
	height: 100%;
}
.banner .swiper-container .swiper-slide{
	background-size: cover !important ;
}
.banner .sy-ban {
	width: 100%;
	height: 100%;
	padding: 80px 0 110px;
	position: absolute;
	left: 0;
	bottom: 0;
	z-index: 0;
}
.banner .sy-ban .content h3 {
	font-size: 48px;
	line-height: 1;
}
.banner .sy-ban .content h2 {
	font-size: 72px;
	line-height: 1;
	margin: 30px 0;
}
.banner .sy-ban .content p {
	font-size: 18px;
	line-height: 32px;
	text-align: center;
}
.banner ul li.swiper-slide-active .sy-ban .content h3 {
	animation-name: fadeInUp;
	animation-duration: 1.2s;
	animation-delay: 0.2s;
	animation-fill-mode: both;
}
.banner ul li.swiper-slide-active .sy-ban .content h2 {
	animation-name: fadeInUp;
	animation-duration: 1.2s;
	animation-delay: 0.3s;
	animation-fill-mode: both;
}

.banner ul li.swiper-slide-active .sy-ban .content p {
	animation-name: fadeInUp;
	animation-duration: 1.2s;
	animation-delay: 0.4s;
	animation-fill-mode: both;
}


.banner .scroll-line {
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	bottom: 0;
	z-index: 99;
}

.banner .scroll-line span {
	display: block;
	color: #fff;
	font-size: 14px;
	line-height: 1;
}

.banner .scroll-line i {
	display: block;
	width: 1px;
	height: 80px;
	background: rgba(255, 255, 255, 0.2);
	margin: 16px auto 0;
	position: relative;
	z-index: 0;
}

.banner .scroll-line i:before {
	content: "";
	height: 20px;
	width: 1px;
	background: #fff;
	position: absolute;
	top: 30%;
	left: 0px;
	animation: linescroll 2s ease infinite;
}

.banner .swiper-button-prev,
.banner .swiper-button-next {
	width: 60px;
	height: 60px;
	background: none;
	margin-top: 10px;
}
.banner .swiper-button-prev{
	left: 5%;
}
.banner .swiper-button-next{
	right: 5%;
}

/*产品类别*/
.product{
	margin-top: 100vh;
	padding: 120px 0;
}
.product .list{
	margin: 60px 0 50px;
}
.product .list a{
	display: block;
	position: relative;
	background: #f5f5f5;
	border-radius: 4px;
	padding: 80px 20px 40px;
	overflow: hidden;
}
.product .list a:before{
	content: "";
	width: 100%;
	height: 100%;
	background: rgba(255,255,255,0.2);
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
	transform: rotateX(90deg);
    opacity: 0;
    transition: all 0.4s;
}

.product .list a i{
    width: 58px;
    height: 58px;
    color: #fff;
    border-radius: 50%;
    position: absolute;
    background: #1143b0;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%) rotate(270deg) scale(0);
    z-index: 1;
    opacity: 0;
}

.product .list a img{
	mix-blend-mode: darken;
	margin: 0 auto;
}
.product .list a h3{
	font-size: 28px;
	margin-top: 50px;
	line-height: 1;
	text-align: center;
}
.product .list a:hover:before{
	transform: rotateX(0deg);
    opacity: 1;
}
.product .list a:hover i{
    transform: translate(-50%,-50%) rotate(0deg) scale(1);
    opacity: 1;
}
.product .list a:hover img{
	transform: scale(1.05);
}
.product .list a:hover h3{
	color: #1143b0;
}
.product .switch .swiper-pagination {
	position: unset;
	height: 4px;
	width: calc(100% - 170px);
	margin-right: 50px;
	background: #e5e5e5;
}

.product .switch .swiper-pagination .swiper-pagination-progressbar-fill {
	height: 100%;
	background: #1143b0;
	top: 0px;
}

.product .switch .swiper-button-prev,
.product .switch .swiper-button-next {
	position: unset;
	margin: 0;
	width: 54px;
	height: 54px;
	border-radius: 2px;
	border: 1px solid #1143b0;
	background: #fff;
	transition: all 0.4s;
}
.product .switch .swiper-button-prev{
	transform: rotateY(180deg);
}
.product .switch .swiper-button-next{
	margin-left: 12px;
}
.product ul li:hover .title {
	height: 100%;
	background: rgba(22, 94, 163, 0.8);
}

.product .switch .swiper-button-prev:hover,
.product .switch .swiper-button-next:hover {
	background: #1143b0;
	border-color: #1143b0;
}

.product .switch .swiper-button-prev:hover svg path,
.product .switch .swiper-button-next:hover svg path {
	fill: #ffffff;
}

/*关于我们*/
.about{
	padding: 8% 0;
	background: url(../images/aboutbg.jpg) no-repeat center;
	background-attachment: fixed;
	position: relative;
	z-index: 0;
}
.about:before{
	content: "";
	width: 100%;
	height: 100%;
	background: url(../images/bot.png) repeat center;
	position: absolute;
	left: 0;
	top: 0;
	z-index: -1;
}
.about:after{
	content: "";
	width: 100%;
	height: 100%;
	background: rgba(16,31,46,0.6);
	position: absolute;
	left: 0;
	top: 0;
	z-index: -2;
}
.about .sy-title span,
.about .sy-title h2{
	color: #fff;
}
.about .circle{
	margin-top: 80px;
}
.about .circle dt svg{
	margin-left: 3px;
}
.indexmv {
	position: fixed;
	left: 0;
	top: 0;
	z-index: 99999999;
	width: 100%;
	height: 100%;
	background: rgba(7, 16, 26, 0.95);
}

.indexmv video {
	display: block;
	width: auto;
	height: auto;
}

.indexmv .mvclose {
	position: absolute;
	right: 0;
	top: 0;
	background: #1143b0;
	width: 60px;
	height: 60px;
	cursor: pointer;
	transition: all 0.4s;
}
.indexmv .mvclose:hover{
	background: #1973b4;
}

/*案例中心*/
.case{
	padding: 120px 0;
}
.case .list{
	margin: 60px 0 50px;
}
.case .list ul li{
	display: block;
	width: calc((100% - 40px) / 2);
}
.case .list ul li .pic{
	border-radius: 4px 4px 0 0;
	position: relative;
	z-index: 0;
}
.case .list ul li .pic:before{
	content: "";
	width: 100%;
	height: 0;
    background: rgba(17,67,176,0.8);
    position: absolute;
    left: 0;
    top: 50%;
    z-index: 1;
    opacity: 0;
	transition: all 0.4s;
}
.case .list ul li .pic h3{
	width: 100%;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    font-size: 24px;
    line-height: 2;
    text-align: center;
    opacity: 0;
}
.case .list ul li .pic h3:before,
.case .list ul li .pic h3:after{
	content: "";
	width: 200px;
	height: 1px;
	background: #FFFFFF;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	opacity: 0;
	transition: all 0.4s;
}
.case .list ul li .pic h3:before{
	top: -10px;
}
.case .list ul li .pic h3:after{
	bottom: -10px;
}
.case .list ul li .content{
	background: #fff;
	padding: 30px 20px;
}
.case .list ul li .content h3{
	font-size: 24px;
	line-height: 1;
	color: #1a1a1a;
}
.case .list ul li .pic:hover:before{
	height: 100%;
	top: 0;
    opacity: 1;
}
.case .list ul li .pic:hover h3{
	opacity: 1;
}
.case .list ul li .pic:hover h3:before,
.case .list ul li .pic:hover h3:after{
	width: 40px;
	opacity: 1;
}
.case .list ul li .content:hover{
	padding: 30px;
	box-shadow: 0 0 40px 0 rgba(0,0,0,0.08);
}
.case .list ul li .content:hover h3{
	color: #1143b0;
}
.case .list ul li .content:hover i svg path{
	fill: #1143b0;
}
.case .siteBtn{
	margin: 0 auto;
}

/*新闻资讯*/
.news{
	padding: 120px 0;
	background: url(../images/newsbg.jpg) no-repeat center;
	background-attachment: fixed;
}
.news .list{
	margin: 60px -20px;
}
.news .list a{
	display: block;
	width: 25%;
	padding: 0 20px;
}
.news .list a .pic{
	border-radius: 4px;
	height: 240px;
	position: relative;
	z-index: 0;
}
.news .list a .pic:before{
	content: "";
	width: 100%;
	height: 0;
    background: rgba(17,67,176,0.8);
    position: absolute;
    left: 0;
    top: 50%;
    z-index: 1;
    opacity: 0;
	transition: all 0.4s;
}
.news .list a .pic h3{
	content: "";
	width: 100%;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    font-size: 16px;
    line-height: 2.4;
    text-align: center;
    opacity: 0;
}
.news .list a .pic h3:before,
.news .list a .pic h3:after{
	content: "";
	width: 120px;
	height: 1px;
	background: #FFFFFF;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	opacity: 0;
	transition: all 0.4s;
}
.news .list a .pic h3:before{
	top: -10px;
}
.news .list a .pic h3:after{
	bottom: -10px;
}


.news .list a .pic img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.news .list a .content h3{
	font-size: 18px;
	margin: 30px 0 12px;
	line-height: 1;
	color: #1a1a1a;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp:1 ;
	-webkit-box-orient:vertical;
}
.news .list a .content p{
	font-size: 15px;
	line-height: 28px;
	color: #999;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient:vertical;
}
.news .list a .content span{
	display: block;
	font-size: 15px;
	margin-top: 20px;
	line-height: 1;
	color: #333;
}
.news .list a:hover .pic img{
	transform: scale(1.1);
}
.news .list a:hover .pic:before{
	height: 100%;
	top: 0;
    opacity: 1;
}
.news .list a:hover h3{
	opacity: 1;
}
.news .list a:hover .pic h3:before,
.news .list a:hover .pic h3:after{
	width: 30px;
	opacity: 1;
}
.news .list a:hover .content h3{
	color: #1143b0;
}
.news .siteBtn{
	margin: 0 auto;
}
@media only screen and (max-width: 1600px) {
	
	/*banner*/
	.banner .sy-ban {
   		padding: 80px 0 100px;
    }
	.banner .sy-ban .content h3 {
	    font-size: 36px;
	}
	.banner .sy-ban .content h2 {
    	font-size: 64px;
    }
    .banner .sy-ban .content p {
	    font-size: 16px;
	    line-height: 28px;
	}
	.banner .scroll-line i {
    	height: 70px;
    }
	.banner .swiper-button-prev {
	    left: 2%;
	}
	.banner .swiper-button-next{
	    right: 2%;
	}
	
	/*产品类别*/
	.product {
	    padding: 100px 0;
	}
	.product .list {
	    margin: 50px 0 40px;
	}
	.product .list a {
	    padding: 60px 20px 40px;
	}
	.product .list a h3 {
	    font-size: 24px;
	    margin-top: 40px;
	}
	.product .switch .swiper-pagination {
	    width: calc(100% - 150px);
	    margin-right: 40px;
	}
	.product .switch .swiper-button-prev,
	.product .switch .swiper-button-next {
	    width: 50px;
	    height: 50px;
    }
    .product .switch .swiper-button-next{
		margin-left: 10px;
	}
	
	/*关于我们*/
	.about {
	    padding: 7% 0;
	}
	.about .circle {
	    margin-top: 60px;
	}
	.indexmv video {
	    width: 960px;
	}
	
	/*案例中心*/
	.case {
	    padding: 100px 0;
	}
	.case .list {
	    margin: 50px 0 40px;
	}
	.case .list ul li {
	    width: calc((100% - 30px) / 2);
	}
	.case .list ul li .pic h3 {
	    font-size: 22px;
	}
	.case .list ul li .content {
	    padding: 25px 20px;
	}
	.case .list ul li .content h3 {
	    font-size: 22px;
	}
	.case .list ul li .content:hover {
	    padding: 25px 30px;
	}
	
	/*新闻资讯*/
	.news {
	    padding: 100px 0;
	}
	.news .list {
	    margin: 50px -15px;
	}
	.news .list a{
	    padding: 0 15px;
	}
	.news .list a .pic {
	    height: 220px;
	}
	.news .list a .pic h3 {
	    font-size: 15px;
	}
	.news .list a .content h3 {
	    font-size: 16px;
	    margin: 26px 0 10px;
    }
	.news .list a .content p {
	    font-size: 14px;
	    line-height: 26px;
	}
}

@media only screen and (max-width: 1440px) {
	/*首页 栏目标题*/
	.sy-title span {
		font-size: 16px;
	}
	.sy-title h2 {
		font-size: 36px;
		margin-top: 18px;
	}
	
	/*banner*/
	.banner .sy-ban {
   		padding: 80px 0 100px;
    }
	.banner .sy-ban .content h3 {
	    font-size: 32px;
	}
	.banner .sy-ban .content h2 {
    	font-size: 56px;
    }
    .banner .sy-ban .content p {
	    font-size: 15px;
	    line-height: 26px;
	}
	
	/*产品类别*/
	.product {
	    padding: 80px 0;
	}
	.product .list {
	    margin: 45px 0;
	}
	.product .list a {
	    padding: 40px 50px 40px;
	}
	.product .list a h3 {
	    font-size: 22px;
	}
	.product .switch .swiper-pagination {
	    width: calc(100% - 138px);
	}
	.product .switch .swiper-button-prev,
	.product .switch .swiper-button-next {
	    width: 44px;
    	height: 44px;
    }
	
	/*关于我们*/
	.about {
	    padding: 110px 0 90px;
	}
	.about .circle {
	    margin-top: 40px;
	}
	
	/*案例中心*/
	.case {
	    padding: 80px 0;
	}
	.case .list {
	    margin: 45px 0 40px;
	}
	.case .list ul li {
	    width: calc((100% - 20px) / 2);
	}
	.case .list ul li .pic h3 {
	    font-size: 20px;
	}
	.case .list ul li .content h3 {
	    font-size: 20px;
	}
	.case .list ul li .content i svg{
	    width: 18px;
	    height: 18px;
	}
	
	/*新闻资讯*/
	.news {
	    padding: 80px 0;
	}
	.news .list {
	    margin: 45px -15px;
	}
	.news .list a{
		width: calc(100% / 3);
	}
	.news .list a:last-child{
		display: none;
	}
	.news .list a .pic {
	    height: 240px;
	}
	.news .list a .pic h3 {
	    font-size: 15px;
	}
	.news .list a .content h3 {
	    font-size: 18px;
    }
    .news .list a .content span {
	    font-size: 14px;
	}
	
}

@media only screen and (max-width: 1200px) {
	/*首页 栏目标题*/
	.sy-title span {
		font-size: 15px;
	}
	.sy-title h2 {
		font-size: 32px;
		margin-top: 16px;
	}
	
	/*banner*/
	.banner .sy-ban {
   		padding: 80px 0 0;
    }
	.banner .sy-ban .content h3 {
	    font-size: 28px;
	}
	.banner .sy-ban .content h2 {
    	font-size: 45px;
    	margin: 20px 0;
    }
    .banner .sy-ban .content p {
	    font-size: 14px;
	    line-height: 24px;
	}
	.banner .scroll-line{
		display: none;
	}
	
	/*产品类别*/
	.product {
	    padding: 70px 0;
	}
	.product .list {
	    margin: 40px 0;
	}
	.product .list a {
	    padding: 30px 40px;
	}
	.product .list a h3 {
	    font-size: 18px;
	    margin-top: 30px;
	}
	.product .list a i {
	    width: 48px;
	    height: 48px;
    }
    .product .list a i svg{
	    width: 16px;
	    height: 16px;
    }
	.product .switch .swiper-pagination {
	    width: calc(100% - 130px);
	}
	.product .switch .swiper-button-prev,
	.product .switch .swiper-button-next {
	    width: 40px;
    	height: 40px;
    }
	
	/*关于我们*/
	.indexmv video {
	    width: 720px;
	}
	
	/*案例中心*/
	.case {
	    padding: 70px 0;
	}
	.case .list {
	    margin: 40px 0 30px;
	}
	.case .list ul li .pic h3 {
	    font-size: 18px;
	}
	.case .list ul li .content {
	    padding: 20px;
	}
	.case .list ul li .content h3 {
	    font-size: 18px;
	}
	.case .list ul li .content i svg{
	    width: 18px;
	    height: 18px;
	}
	.case .list ul li .content:hover {
	    padding: 20px 25px;
	}
	
	/*新闻资讯*/
	.news {
	    padding: 70px 0;
	}
	.news .list {
	    margin: 40px -15px;
	}
	.news .list a{
		width: calc(100% / 3);
	}
	.news .list a:last-child{
		display: none;
	}
	.news .list a .pic {
	    height: 180px;
	}
	.news .list a .pic h3 {
	    font-size: 14px;
	}
	.news .list a .content h3 {
	    font-size: 16px;
    }
}

@media only screen and (max-width: 900px) {

	/*banner*/
	.banner{
		height: 45vh;
	}
	.banner .sy-ban {
   		padding: 70px 0 0;
    }
	.banner .sy-ban .content h3 {
	    font-size: 24px;
	}
	.banner .sy-ban .content h2 {
    	font-size: 40px;
    	margin: 16px 0;
    }
    .banner .swiper-button-prev,
    .banner .swiper-button-next{
    	width: 50px;
    	height: 50px;
    }
    .banner .swiper-button-prev svg,
    .banner .swiper-button-next svg{
    	width: 24px;
    	height: 24px;
    }

	/*产品类别*/
	.product {
		margin-top: 45vh;
	    padding: 60px 0;
	}
	.product .list {
	    margin: 35px 0;
	}
	.product .list a h3 {
	    font-size: 20px;
	    margin-top: 30px;
	}
	.product .switch .swiper-pagination {
	    width: calc(100% - 120px);
	    margin-right: 30px;
	}
	.product .switch .swiper-button-prev,
	.product .switch .swiper-button-next {
	    width: 40px;
    	height: 40px;
    }
	
	/*关于我们*/
	.about {
	    padding: 80px 0 70px;
	}
	.about .circle {
	    margin-top: 30px;
	}
	.indexmv video {
	    width: 480px;
	}
	
	/*案例中心*/
	.case {
	    padding: 60px 0;
	}
	.case .list {
	    margin: 35px 0 30px;
	}
	.case .list ul li {
	    width: calc((100% - 16px) / 2);
	}
	.case .list ul li .pic h3 {
	    font-size: 16px;
	}
	.case .list ul li .content h3 {
	    font-size: 16px;
	}
	.case .list ul li .content i svg{
	    width: 14px;
	    height: 14px;
	}
	
	/*新闻资讯*/
	.news {
	    padding: 60px 0;
	}
	.news .list {
	    margin: 15px -10px 20px;
	}
	.news .list a{
		width: 50%;
		padding: 15px 10px;
	}
	.news .list a:last-child{
		display: block;
	}
	.news .list a .pic {
	    height: 220px;
	}
	.news .list a .content h3 {
	    margin: 20px 0 10px;
	}
	.news .list a .content h3 {
	    margin: 20px 0 10px;
	}
	.news .list a .content p{
		padding-right: 20px;
	}
	.news .list a .content span {
    	margin-top: 12px;
    }
}

@media only screen and (max-width: 767px) {
	
	/*首页 栏目标题*/
	.sy-title span {
		font-size: 14px;
	}
	.sy-title h2 {
		font-size: 24px;
		margin-top: 12px;
	}
	
	/*banner*/
	.banner{
		height: 30vh;
		margin-top: 40px;
	}
	.banner .sy-ban {
   		padding: 40px 0 0;
    }
	.banner .sy-ban .content h3 {
	    font-size: 16px;
	}
	.banner .sy-ban .content h2 {
    	font-size: 24px;
    	margin: 16px 0 10px;
    }
    .banner .sy-ban .content p {
	    font-size: 12px;
	    line-height: 20px;
	}
	.banner .sy-ban .content p br{
		display: none;
	}
    .banner .swiper-button-prev,
    .banner .swiper-button-next{
    	width: 40px;
    	height: 40px;
    	margin-top: 0;
    	margin-bottom: 10px;
    }
    .banner .swiper-button-next {
	    right: 0;
	}
	.banner .swiper-button-prev {
	    left: 0;
	}
    .banner .swiper-button-prev svg,
    .banner .swiper-button-next svg{
    	width: 20px;
    	height: 20px;
    }

	/*产品类别*/
	.product {
		margin-top: calc(30vh + 40px);
	    padding: 50px 0;
	}
	.product .list {
	    margin: 30px 0;
	}
	.product .list a {
	    padding: 20px;
	}
	.product .list a i {
	    width: 42px;
	    height: 42px;
	}
	.product .list a i svg {
	    width: 14px;
	    height: 14px;
	}
	.product .list a h3 {
	    font-size: 16px;
	    margin-top: 20px;
	}
	.product .switch .swiper-pagination {
	    width: calc(100% - 86px);
	    margin-right: 10px;
	    height: 2px;
	}
	.product .switch .swiper-button-prev,
	.product .switch .swiper-button-next {
	    width: 36px;
    	height: 36px;
    }
    .product .switch .swiper-button-next {
	    margin-left: 4px;
	}
	
	/*关于我们*/
	.about {
		background-attachment: unset;
		background-size: cover;
	    padding: 60px 0 50px;
	}
	.about .circle {
	    margin-top: 30px;
	}
	.indexmv video {
	    width: 320px;
	}
	.about .circle dl {
	    width: 100px;
	    height: 100px;
    }
	.about .circle dt {
	    width: 50px;
	    height: 50px;
	}
	
	/*案例中心*/
	.case {
	    padding: 50px 0;
	}
	.case .list {
	    margin: 22px 0;
	}
	.case .list ul li {
	    width: 100%;
	    margin: 8px 0;
	}
	.case .list ul li .content {
	    padding: 18px 20px;
	    background: #f5f5f5;
	}
	.case .list ul li .content:hover {
		background: #fff;
	    padding: 18px 24px;
	}
	/*新闻资讯*/
	.news {
	    padding: 50px 0;
	}
	.news .list {
	    margin: 30px 0;
	}
	.news .list a{
		display: flex !important;
		align-items: center;
		justify-content: space-between;
		width: 100%;
		padding: 0 0 18px;
		border-bottom: 1px dashed #dbdbdb;
		margin-bottom: 18px;
	}
	.news .list a:last-child{
		margin-bottom: 0;
	}
	.news .list a .pic {
		width: 100px;
	    height: 100px;
	    border-radius: 2px;
	}
	.news .list a .pic h3{
		display: none;
	}
	.news .list a .content{
		width: calc(100% - 116px);
	}
	.news .list a .content h3 {
		font-size: 15px;
		line-height: 18px;
	    margin: 0;
	}
	.news .list a .content p {
		font-size: 12px;
		line-height: 22px;
		margin-top: 10px;
	    -webkit-line-clamp: 2;
	    padding-right: 0;
	}
	.news .list a .content span {
		font-size: 12px;
	    margin-top: 10px;
	}
}