/*首页 栏目标题*/
.sy-title span {
	display: block;
	color: #ef0202;
	line-height: 1;
	font-weight: bold;
	text-transform: uppercase;
}
.sy-title h2{
	font-size: 42px;
	margin: 18px 0 20px;
	color: #1a1a1a;
}
.sy-title p{
	line-height: 2;
}

/*banner*/
.banner {
	position: relative;
	z-index: 0;
	overflow: hidden;
	height: auto;
}
.ban-box ul li {
	height: 100vh;
	max-height: 940px;
	position: relative;
	z-index: 0;
	background-size: cover !important;
}
.ban-box ul li video{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.ban-box ul li:before {
	content: "";
	width: 100%;
	height: 100%;
	background: url(../images/bot.png) repeat center rgba(0, 0, 0, 0.4);
	position: absolute;
	left: 0;
	top: 0;
	z-index: 1;
}
.ban-box ul li .content {
	position: absolute;
	width: 100%;
	height: 100%;
	left: 0;
	bottom: 0;
	z-index: 1;
}
.ban-box ul li .content h2 {
	font-size: 60px;
	margin-bottom: 30px;
}
.ban-box ul li .content h3{
	font-size: 48px;
}
.ban-box ul li .content p{
	font-size: 20px;
	margin: 50px 0 120px;
}
.ban-box ul li .content a{
	cursor: pointer;
	line-height: 70px;
	padding: 0 35px;
}
.ban-box ul li .content a span{
	font-size: 18px;
	margin-right: 16px;
}
.ban-box ul li .content a i{
	width: 24px;
	height: 24px;
	border: 2px solid #fff;
	border-radius: 50%;
}
.ban-box ul li .content a i svg{
	margin-left: 2px;
}
.ban-box ul li.swiper-slide-active .content {
	padding-top: 40px;
	animation-name: fadeInLeft;
	animation-duration: 1.2s;
	animation-delay: 0.4s;
	animation-fill-mode: both;
}
.banner .swiper-pagination{
	display: none;
}

/*首页视频*/
.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: 1280px;
	height: auto;
}
.indexmv .mvclose {
	position: absolute;
	right: 0;
	top: 0;
	background: #ef0202;
	width: 50px;
	height: 50px;
	cursor: pointer;
	transition: all 0.4s;
}

/*新闻资讯*/
.news {
	padding: 100px 0;
}
.news .list {
	margin: 50px 0 60px;
}
.news .list ul li .pic{
	border-radius: 2px 2px 0 0;
	height: 330px;
}
.news .list ul li .pic img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.news .list ul li .content{
	width: 100%;
	padding: 25px 30px;
	position: relative;
	z-index: 0;
	background: #f5f5f5;
}
.news .list ul li .content:before{
	content: "";
	height: 0;
	width: 100%;
	position: absolute;
	left: 0;
	bottom: 0;
	z-index: -1;
	transition: all 0.4s ease;
	background: #ef0202;
}
.news .list ul li .content dl{
	width: 60px;
}
.news .list ul li .content dl dt{
	font-size: 48px;
	line-height: 40px;
	margin-bottom: 10px;
	font-weight: bold;
}
.news .list ul li .content dl dd{
	font-size: 14px;
}
.news .list ul li .content h3{
	width: calc(100% - 90px);
	font-size: 20px;
	line-height: 1.5;
	padding-left: 30px;
	margin-left: 30px;
	border-left: 1px solid rgba(0,0,0,0.1);
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient:vertical;
}
.news .sitebtn{
	margin: 0 auto;
}
.news .list ul li:hover .pic img{
	transform: scale(1.1);
}
.news .list ul li:hover .content:before{
	top: 0;
	height: 100%;
}
.news .list ul li:hover .content dl dt,
.news .list ul li:hover .content dl dd,
.news .list ul li:hover .content h3{
	color: #fff;
}
.news .list ul li:hover .content h3{
	border-left: 1px solid rgba(255,255,255,0.2);
}

/*关于我们*/
.aboutus{
	position: relative;
	z-index: 0;
}
.aboutus .picbg li{
	width: 50%;
	height: 800px;
	overflow: hidden;
}
.aboutus .picbg li img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.aboutus:hover .picbg li:last-child img{
	transform: scale(1.05);
}
.about{
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	z-index: 2;
}
.about .profile{
	width: 50%;
	padding-right: 140px;
}
.about .profile .content p{
	line-height: 30px;
	padding-top: 15px;
}
.num {
	margin-top: 72px;
}
.num ul{
	background: linear-gradient(90deg, #ef0202 , #ff4800);
	width: fit-content;
}
.num ul li{
	width: 240px;
	height: 210px;
	padding: 0 40px;
	border-right: 1px solid rgba(255,255,255,0.2);
}
.num ul li:last-child{
	border-right: none;
}
.num ul li i{
	width: 40px;
	height: 40px;
}
.num ul li dl{
	margin: 35px 0 16px;
}
.num ul li dl dt{
	font-weight: bold;
	font-size: 45px;
	line-height: 35px;
}
.num ul li dl dd{
	font-size: 14px;
	margin-left: 10px;
}

/*产品体系*/
.product{
	padding-top: 100px;
}
.product .list{
	margin-top: 50px;
}
.product .list li{
	width: 25%;
	position: relative;
	z-index: 0;
	overflow: hidden;
}
.product .list li .title{
	width: 100%;
	padding: 40px;
	position: absolute;
	left: 0;
	bottom: 0;
	z-index: 1;
	transition: all 0.4s ease;
}
.product .list li .title h3{
	font-size: 30px;
	margin-bottom: 12px;
}
.product .list li .title span{
	display: block;
	font-size: 14px;
	text-transform: capitalize;
}
.product .list li .content{
	width: 100%;
	height: 100%;
	padding: 0 40px;
	position: absolute;
	left: 0;
	top: 100%;
	z-index: 2;
	transition: all 0.4s ease;
	opacity: 0;
}
.product .list li .content h3{
	font-size: 36px;
}
.product .list li .content span{
	display: block;
	font-size: 14px;
	text-transform: capitalize;
	margin: 16px 0 50px;
}
.product .list li .content i{
	width: 44px;
	height: 44px;
	border-radius: 50%;
	border: 2px solid #fff;
	margin: 0 auto;
}
.product .list li:hover .pic img{
	transform: scale(1.1);
}
.product .list li:hover .title{
	bottom: -50%;
	opacity: 0;
}
.product .list li:hover .content{
	top: 0;
	opacity: 1;
	background: rgba(239,2,2,0.8);
}

/*应用领域*/
.application{
	padding: 100px 0;
}
.application .list{
	margin-top: 50px;
}
.application .list ul{
	margin: 0 -5px;
	height: 600px;
	overflow: hidden;
}
.application .list ul li{
	width: 9%;
	padding: 0 5px;
	height: 100%;
}
.application .list ul li a{
	display: block;
	position: relative;
	z-index: 0;
	height: 100%;
}
.application .list li a .pic{
	width: 100%;
	height: 100%;
	position: relative;
	z-index: 0;
}
.application .list li a .pic:before{
	content: "";
	width: 100%;
	height: 100%;
	position: absolute;
	z-index: 1;
	background: url(../images/bot.png) repeat center rgba(0, 0, 0, 0.7);
	transition: all 0.4s ease;
}
.application .list li a .pic img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.application .list ul li a .title1{
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	top: 30px;
	z-index: 5;
	transition: all 0.4s ease;
}
.application .list ul li a .title1 h3{
	font-size: 24px;
	letter-spacing: 4px;
	margin-bottom: 10px;
	writing-mode:vertical-rl;
}
.application .list ul li a .title1 span{
	line-height: 24px;
	font-size: 14px;
	display: block;
	writing-mode:vertical-rl;
	text-transform: capitalize;
}
.application .list ul li a .title2{
	position: absolute;
	left: 0;
	bottom: -80px;
	opacity: 0;
	z-index: 5;
	padding: 26px 40px;
	background: rgba(239,2,2,0.8);
	transition: all 0.4s ease;
}
.application .list ul li a .title2 h3{
	font-size: 24px;
	margin-right: 12px;
}
.application .list ul li a .title2 span{
	text-transform: capitalize;
	font-size: 14px;
}

.application .list li.on{
	width:55%;
}
.application .list li.on a .pic:before{
	opacity: 0;
}
.application .list li.on a .title1{
	opacity: 0;
}
.application .list li.on a .title2{
	bottom: 0;
	opacity: 1;
}


/*视频中心*/
.videoct{
	padding: 100px 0;
	position: relative;
	z-index: 0;
	background: #f5f5f5;
}
.videoct canvas{
	position: absolute;
	left: 0;
	bottom: 0;
	z-index: -1;
}
.videoct .list{
	margin: 50px 0 60px;
}
.videoct .list .pic{
	position: relative;
	z-index: 0;
	height: 280px;
}
.videoct .list .pic > div{
	position: absolute;
	z-index: 1;
	height: 100%;
	width: 100%;
	left: 0;
	top: 0;
	transition: all 0.4s ease;
}
.videoct .list .pic > div i{
	position: absolute;
	z-index: 1;
	height: 50px;
	width: 50px;
	border: 2px solid #fff;
	border-radius: 50%;
}
.videoct .list .pic > div i svg{
	margin-left: 2px;
}
.videoct .list ul li .pic img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.videoct .list h3{
	font-size: 20px;
	margin-top: 24px;
}
.videoct .list ul li:hover .pic img{
	transform: scale(1.1);
}
.videoct .list ul li:hover .pic > div{
	background: rgba(239,2,2,0.8);
}
.videoct .list ul li:hover h3{
	color: #ef0202;
}

/*工程业绩*/
.project {
	padding: 100px 0;
	overflow-x: hidden;
}
.project .swiper-container {
	overflow: visible;
}
.project .list{
	margin: 50px 0 60px;
}
.project ul li{
	cursor: pointer;
}
.project ul li .pic {
	height: 360px;
}
.project ul li .pic img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.project ul li .content h3{
	font-size: 28px;
	margin: 35px 0 20px;
}
.project ul li .content h4{
	font-size: 16px;
}
.project ul li:hover .pic img{
	transform: scale(1.1);
}
.project .switch .swiper-scrollbar {
	width: 500px;
	height: 1px;
	background: #dbdbdb;
}
.project .switch .swiper-scrollbar .swiper-scrollbar-drag {
	height: 3px;
	background: #0c0f1a;
	margin-top: -1px;
	cursor: move;
}
.project .switch .swiper-scrollbar .swiper-scrollbar-drag:before{
	content: "";
	width: 100%;
	height: 21px;
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
}

/*文化理念*/
.sycul{
	padding: 90px 0;
	background: url(../images/culbg.jpg) no-repeat center;
	position: relative;
	z-index: 0;
}
.sycul:before{
	content: "";
	width: 100%;
	height: 100%;
	background: rgba(239,2,2,0.8);
	position: absolute;
	left: 0;
	top: 0;
	z-index: -1;
}
.sycul h2{
	font-size: 42px;
}
.sycul span{
	display: block;
	font-size: 14px;
	margin: 24px 0 40px;
	text-transform: uppercase;
}

@media only screen and (max-width: 1600px) {
	/*banner*/
	.ban-box ul li .content p {
	    font-size: 18px;
	    margin: 40px 0 100px;
	}
	.ban-box ul li .content a {
	    line-height: 64px;
	    padding: 0 30px;
	}
	.ban-box ul li .content a span {
	    font-size: 16px;
	}
	.ban-box ul li .content a i svg {
	    width: 12px;
    	height: 12px;
	}
	
	/*新闻资讯*/
	.news {
		padding: 90px 0;
	}
	.news .list {
		margin: 45px 0 60px;
	}
	.news .list ul li .pic{
		height: 300px;
	}

	.news .list ul li .content{
		padding: 24px;
	}
	.news .list ul li .content dl dt{
		font-size: 42px;
		line-height: 34px;
	}

	.news .list ul li .content h3{
		width: calc(100% - 84px);
		font-size: 18px;
		line-height: 30px;
		padding-left: 24px;
		margin-left: 24px;
	}
	
	/*关于我们*/
	.aboutus .picbg li{
		height: 720px;
	}
	.about .profile{
		padding-right: 80px;
	}
	.about .profile .content p{
		padding-top: 10px;
	}
	.num {
		margin-top: 50px;
	}
	.num ul li{
		width: 220px;
		height: 200px;
	}
	.num ul li dl{
		margin: 30px 0 16px;
	}
	.num ul li dl dt{
		font-size: 42px;
		line-height: 32px;
	}
	
	/*产品体系*/
	.product{
		padding-top: 90px;
	}
	.product .list{
		margin-top: 45px;
	}
	.product .list li .title{
		padding: 30px;
	}
	.product .list li .title h3{
		font-size: 24px;
		margin-bottom: 10px;
	}
	.product .list li .content h3{
		font-size: 32px;
	}
	.product .list li .content span{
		margin: 12px 0 40px;
	}
	
	/*应用领域*/
	.application{
		padding: 90px 0;
	}
	.application .list{
		margin-top: 45px;
	}
	.application .list ul{
		height: 500px;
	}
	.application .list ul li a .title1 h3{
		font-size: 20px;
		letter-spacing: 2px;
	}
	.application .list ul li a .title1 span {
	    line-height: 20px;
	}
	.application .list ul li a .title2{
		bottom: -72px;
		padding: 24px 30px;
	}
	.application .list ul li a .title2 h3{
		margin-right: 10px;
	}
	
	/*视频中心*/
	.videoct{
		padding: 90px 0;
	}
	.videoct .list{
		margin: 45px 0 55px;
	}
	.videoct .list .pic{
		height: 220px;
	}
	.videoct .list h3{
		font-size: 18px;
	}
	
	/*工程业绩*/
	.project {
		padding: 90px 0;
	}
	.project .list{
		margin: 45px 0 55px;
	}
	.project ul li .content h3{
		font-size: 24px;
		margin: 30px 0 16px;
	}
	.project ul li .content h4{
		font-size: 15px;
	}
	
	/*文化理念*/
	.sycul{
		padding: 80px 0;
	}
	.sycul span{
		margin: 20px 0 40px;
	}

}

@media only screen and (max-width: 1440px) {
	/*首页 栏目标题*/
	.sy-title h2{
		font-size: 40px;
		margin: 16px 0;
	}
	.sy-title p{
		line-height: 26px;
	}

	/*banner*/
	.ban-box ul li .content h2 {
	    font-size: 48px;
	    margin-bottom: 20px;
	}
	.ban-box ul li .content h3 {
	    font-size: 36px;
	}
	.ban-box ul li .content p {
	    margin: 30px 0 80px;
	}
	.ban-box ul li .content a {
	    line-height: 60px;
	}
	.ban-box ul li .content a span {
	    font-size: 14px;
	    margin-right: 12px;
	}
	.ban-box ul li .content a i {
	    width: 20px;
	    height: 20px;
	}
	.ban-box ul li .content a i svg {
	    width: 10px;
    	height: 10px;
	}
	
	/*首页视频*/
	.indexmv video {
		width: 960px;
	}
	
	/*新闻资讯*/
	.news {
		padding: 80px 0;
	}
	.news .list {
		margin: 40px 0 50px;
	}
	.news .list ul li .pic{
		height: 240px;
	}
	.news .list ul li .content dl dt{
		font-size: 36px;
		line-height: 28px;
	}

	.news .list ul li .content h3{
		width: calc(100% - 80px);
		font-size: 16px;
		line-height: 28px;
		padding-left: 20px;
		margin-left: 20px;
	}
	
	/*关于我们*/
	.aboutus .picbg li{
		height: 600px;
	}
	.about .profile{
		padding-right: 70px;
	}
	.about .profile .content p{
		line-height: 26px;
	}
	.num {
		margin-top: 40px;
	}
	.num ul li{
		width: 180px;
		height: 160px;
		padding: 0 30px;
	}
	.num ul li dl{
		margin: 24px 0 12px;
	}
	.num ul li dl dt{
		font-size: 36px;
		line-height: 28px;
	}
	
	/*产品体系*/
	.product{
		padding-top: 80px;
	}
	.product .list{
		margin-top: 40px;
	}
	.product .list li .title{
		padding: 24px;
	}
	.product .list li .title h3{
		font-size: 22px;
	}
	.product .list li .content h3{
		font-size: 24px;
	}
	.product .list li .content span{
		margin: 12px 0 30px;
	}
	.product .list li .content i {
	    width: 40px;
	    height: 40px;
    }
    
    /*应用领域*/
	.application{
		padding: 80px 0;
	}
	.application .list{
		margin-top: 40px;
	}
	.application .list ul{
		height: 420px;
		margin: 0 -2px;
	}
	.application .list ul li{
		padding: 0 2px;
	}
	.application .list ul li a .title1 h3{
		font-size: 18px;
	}
	.application .list ul li a .title1 span {
	    line-height: 18px;
	}
	.application .list ul li a .title2{
		padding: 25px;
	}
	.application .list ul li a .title2 h3{
		font-size: 20px;
	}
	
	/*视频中心*/
	.videoct{
		padding: 80px 0;
	}
	.videoct .list{
		margin: 40px 0 50px;
	}
	.videoct .list .pic{
		height: 200px;
	}
	.videoct .list h3{
		font-size: 16px;
		margin-top: 20px;
	}
	
	/*工程业绩*/
	.project {
		padding: 80px 0;
	}
	.project .list{
		margin: 40px 0 50px;
	}
	.project ul li .pic {
	    height: 280px;
	}
	.project ul li .content h3{
		font-size: 20px;
		margin: 24px 0 12px;
	}
	.project ul li .content h4 {
	    font-size: 14px;
	}
	.project .switch .swiper-scrollbar {
   		width: 400px;
    }
    
    /*文化理念*/
	.sycul{
		padding: 70px 0;
	}
	.sycul span{
		margin: 16px 0 30px;
	}
}

@media only screen and (max-width: 1200px) {
	/*首页 栏目标题*/
	.sy-title h2{
		font-size: 36px;
		margin: 16px 0;
	}
	
	/*banner*/
	.ban-box ul li .content h2 {
	    font-size: 42px;
	}
	.ban-box ul li .content h3 {
	    font-size: 28px;
	}
	.ban-box ul li .content p {
		font-size: 14px;
	    margin: 30px 0 70px;
	}
	.ban-box ul li .content a {
		padding: 0 25px;
	    line-height: 56px;
	}
	.ban-box ul li .content a span {
	    font-size: 14px;
	    margin-right: 12px;
	}

	/*首页视频*/
	.indexmv video {
		width: 720px;
	}
	
	/*新闻资讯*/
	.news {
		padding: 70px 0;
	}
	.news .list {
		margin: 35px 0 40px;
	}
	.news .list ul li .pic{
		height: 240px;
	}
	.news .list ul li .content {
	    padding: 24px;
	}
	.news .list ul li .content dl dt{
		font-size: 42px;
		line-height: 32px;
	}
	.news .list ul li .content h3{
		width: calc(100% - 84px);
		font-size: 18px;
		line-height: 30px;
		padding-left: 24px;
		margin-left: 24px;
	}
	
	/*关于我们*/
	.aboutus .picbg li{
		height: 560px;
	}
	.about .profile{
		padding-right: 60px;
	}
	.about .profile .content p{
		line-height: 24px;
		padding-top: 8px;
	}
	.num {
		margin-top: 30px;
	}
	.num ul li{
		width: 150px;
		height: 110px;
		padding: 0 20px;
	}
	.num ul li i {
	    display: none;
	}
	.num ul li dl{
		margin: 0 0 12px;
	}
	
	/*产品体系*/
	.product{
		padding-top: 70px;
	}
	.product .list{
		margin-top: 35px;
	}
	.product .list li{
		width: 50%;
	}
	.product .list li .title{
		padding: 40px;
	}
	.product .list li .title h3{
		font-size: 28px;
	}
	.product .list li .content h3{
		font-size: 32px;
	}
	.product .list li .content span{
		margin: 16px 0 50px;
	}
	.product .list li .content i {
	    width: 44px;
	    height: 44px;
    }
    
    /*应用领域*/
	.application{
		padding: 70px 0;
	}
	.application .list{
		margin-top: 35px;
	}
	.application .list ul{
		height: 320px;
	}
	.application .list ul li a .title1 h3{
		font-size: 14px;
		margin-bottom: 8px;
	}
	.application .list ul li a .title1 span{
		font-size: 12px;
		line-height: 14px;
	}
	.application .list ul li a .title2{
		padding: 18px 20px;
		bottom: -56px;
	}
	.application .list ul li a .title2 h3{
		font-size: 16px;
		margin-right: 8px;
	}
	.application .list ul li a .title2 span{
		font-size: 12px;
	}
	
	/*视频中心*/
	.videoct{
		padding: 70px 0;
	}
	.videoct .list{
		margin: 35px 0 40px;
	}
	
	/*工程业绩*/
	.project {
		padding: 70px 0;
	}
	.project .list{
		margin: 35px 0 40px;
	}
	.project ul li .pic {
	    height: 220px;
	}
	.project ul li .content h3{
		font-size: 18px;
		margin: 20px 0 10px;
	}
	.project ul li .content h4 {
	    font-size: 12px;
	}
	.project .switch .swiper-scrollbar {
   		width: 400px;
    }
    
    /*文化理念*/
	.sycul{
		padding: 60px 0 50px;
	}
	.sycul h2 {
	    font-size: 36px;
	}
	.sycul span{
		margin: 16px 0 20px;
	}
	.sycul p{
		line-height: 26px;
	}
}

@media only screen and (max-width: 767px) {
	/*首页 栏目标题*/
	.sy-title h2{
		font-size: 28px;
		margin: 12px 0 16px;
	}
	.sy-title p{
		line-height: 24px;
	}
	.sy-title p br{
		display: none;
	}
	
	/*banner*/
	.banner{
		margin-top: 60px;
	}
	.ban-box ul li{
		height: 40vh;
	}
	.ban-box ul li.swiper-slide-active .content{
		padding: 0;
	}
	.ban-box ul li .content h2 {
	    font-size: 24px;
	    margin-bottom: 12px;
	}
	.ban-box ul li .content h3 {
	    font-size: 18px;
	}
	.ban-box ul li .content p {
		font-size: 14px;
		line-height: 24px;
	    margin: 16px 0 30px;
	}
	.ban-box ul li .content a {
	    padding: 0 25px;
	    line-height: 52px;
	}
	.ban-box ul li .content a span {
	    margin-right: 10px;
	}

	/*首页视频*/
	.indexmv video {
		width: 320px;
	}
	
	/*新闻资讯*/
	.news {
		padding: 50px 0;
	}
	.news .list {
		margin: 24px 0 30px;
	}
	.news .list ul li .pic{
		height: 240px;
	}
	.news .list ul li .content {
	    padding: 24px 20px;
	}
	.news .list ul li .content dl dt{
		font-size: 38px;
		line-height: 28px;
	}
	.news .list ul li .content h3{
		width: calc(100% - 88px);
		font-size: 16px;
		line-height: 28px;
		padding-left: 20px;
		margin-left: 20px;
	}
	
	/*关于我们*/
	.aboutus .picbg li{
		width: 100%;
		height: auto;
	}
	.aboutus .picbg li:first-child{
		display: none;
	}
	.about{
		position: unset;
	}
	.about .profile{
		width: 100%;
		padding-right: 0;
		margin-top: 30px;
	}
	.about .profile .content p{
		line-height: 24px;
		padding-top: 0;
		padding-bottom: 8px;
	}
	.num {
		margin-top: 12px;
	}
	.num ul li{
		width: 50%;
		height: auto;
		padding:30px 20px;
		text-align: center;
		border: none !important;
	}
	.num ul li:nth-child(1),
	.num ul li:nth-child(3){
		border-right: 1px solid rgba(255,255,255,0.2) !important;
	}
	.num ul li:nth-child(1),
	.num ul li:nth-child(2){
		border-bottom: 1px solid rgba(255,255,255,0.2) !important;
	}
	.num ul li i {
	    display: flex;
	    margin: 0 auto;
	}
	.num ul li dl{
		justify-content: center;
		margin: 20px 0 12px;
	}
	
	/*产品体系*/
	.product{
		padding-top: 50px;
	}
	.product .list{
		margin-top: 24px;
	}

	.product .list li .title{
		padding: 16px;
	}
	.product .list li .title h3{
		font-size: 16px;
		margin-bottom: 0;
		text-align: center;
	}
	.product .list li .title span {
	    display: none;
	}
	.product .list li .content{
		display: none;
	}
	.product .list li:hover .title {
	    bottom: 50%;
	    opacity: 1;
	    transform: translateY(50%);
	}
	
	/*应用领域*/
	.application{
		padding: 50px 0;
	}
	.application .list{
		margin-top: 24px;
	}
	.application .list ul{
		height: auto;
		margin: -2px;
	}
	.application .list ul li{
		width: 50%;
		padding: 2px;
	}
	.application .list li a .pic:before {
	    background: url(../images/bot.png) repeat center rgba(0, 0, 0, 0.5);
	}
	.application .list ul li a .title1{
		top: 50%;
		transform: translate(-50%,-50%);
	}
	.application .list ul li a .title1 h3{
		font-size: 16px;
		margin-bottom: 0;
		writing-mode: initial;
		letter-spacing: 0;
	}
	.application .list ul li a .title1 span,
	.application .list ul li a .title2{
		display: none;
	}

	/*视频中心*/
	.videoct{
		padding: 50px 0;
	}
	.videoct .list{
		margin: 24px 0 30px;
	}
	.videoct .list .pic{
		height: 220px;
	}
	
	/*工程业绩*/
	.project {
		padding: 50px 0;
	}
	.project .list{
		margin: 24px 0 30px;
	}
	.project ul li .pic {
	    height: 160px;
	}
	.project ul li .content h3{
		font-size: 14px;
		margin: 18px 0 6px;
	}
	.project ul li .content h4 {
	    font-size: 12px;
	    line-height: 20px;
	    padding-right: 20px;
	}
	.project .switch .swiper-scrollbar {
   		width: calc(100% - 65px);
    }
	.project .switch .sitebtn {
	    padding: 0;
	    width: 35px;
	    height: 35px;
	}
	.project .switch .sitebtn span{
		display: none;
	}
	
	/*文化理念*/
	.sycul{
		padding: 50px 0 40px;
	}
	.sycul h2 {
	    font-size: 28px;
	}
	.sycul span{
		font-size: 12px;
		margin: 12px 0 20px;
	}
	.sycul p{
		line-height: 24px;
	}
}