@charset "UTF-8";
.banner{
	position: fixed;
	width:100%;
	height:80%;
	top:0;
	color:#fff;
}
.banner img{
	height:100%;
}
.banner .swiper-container{
	height:100%;
}
.banner .swiper-slide{
	background-size: cover;
	background-position: center;
	display: flex;
	align-items: center;
}
.banner .swiper-pagination-bullet{
	width:6rem;
	height:0.2rem;
	opacity:0.3;
	border-radius: 0;
	background: #fff;
}
.banner .swiper-pagination-bullet-active{
	background: #2b908c;
	opacity:1
}
.banner .center{
	padding-left:19rem;
}
.banner h2{
	font-size:3.2rem;
	margin-bottom: 4rem;
	position: relative;
	display: inline-block;
	padding-bottom:2rem;
}
.banner h2:after{
	content: '';
	position: absolute;
	bottom:0;left:0;
	width:100%;
	height:0.1rem;
	background: #fff;

}
.banner h3{
	line-height:3.4rem;
	max-width:50%;
}
.banner .btn{
	margin-top:5rem;
}
.main{
	margin-top:80vh;
	z-index: 2;
    position: relative;
	background: rgba(19,28,36,1);
}
.title{
	text-align: center;
	padding:5rem 0 3rem 0;
	color:#fff
}
.title h2{
	font-size:2.6rem;
	margin-bottom:1rem;
}
.title p{
	font-size:1.6rem;
	color:#fff;
}
.title.black{
	color:#333
}
.title.black p{
	color:#666
}
.service_list{
	padding-bottom:5rem;
}
.service_list ul{
	display: flex;
	justify-content: space-between;
	margin-bottom: 2rem;
}
.service_list li{
	float:left;
	width:24%;
	position: relative;
	overflow: hidden;
	height:30rem;
}
.service_list li .pic{
	position: relative;
	height:100%
}
.service_list li img{
	width:auto;
	height:100%;
}

.service_list li .text{
	position: absolute;
	top:0;
	left:0;
	color:#fff;
	width:100%;
	height:100%;
	transition: all 0.3s;
	background: rgba(0,0,0,0.2);
}
.service_list li:hover .text{
	background: rgba(0,0,0,0.5);
}
.service_list li .box{
	position: absolute;
	top:50%;
	padding:2rem;
	box-sizing: border-box;
	transition: all 0.3s;
}
.service_list li:hover .box{
	top:20%;
}
.service_list li i{
	font-size:4.5rem;
}
.service_list li p{
	font-size:1.6rem;
	margin-top:1rem;
}
.service_list li .intro{
	margin-top:2rem;
	position: relative;
	padding-top:1rem;
	margin-bottom:-7rem;
	transition: all 0.3s;
	opacity:0;
}
.service_list li:hover .intro{
	margin-bottom:0;
	opacity:1
}
.service_list li .intro:after{
	background:#fff;
	width:4rem;
	height:0.2rem;
	content:'';
	position: absolute;
	top:0;
	left:0;
}



.solution{
	color:#fff;
	background: url(../images/solution.jpg);
	background-size: cover;
	height:56rem;
	overflow: hidden;
	transition: all 0.5s;
}
.solution .tab{
	display: flex;
	margin-top:4rem;
	border-bottom:0.1rem solid rgba(255,255,255,0.3);
	padding:0 5rem;
}
.solution .tab .swiper-slide{
	cursor: pointer;
}
.solution .tab .swiper-slide:nth-child(1) {
  width: 15%;
}
.solution .tab .swiper-slide:nth-child(2) {
  width: 15%;
}
.solution .tab .swiper-slide:nth-child(3) {
  width: 20%;
}
.solution .tab .swiper-slide:nth-child(4) {
  width: 20%;
}
.solution .tab .swiper-slide:nth-child(5) {
  width: 15%;
}
.solution .tab .swiper-slide:nth-child(6) {
  width: 15%;
}
.solution .tab .on span{
	border-color: #2b908c;
	color:#2b908c;
	font-weight: bold;
}
.solution .tab span{
	border-bottom:0.2rem solid transparent;
	display: inline-block;
	padding-bottom:1rem;
	font-size:1.6rem;
}
.solution .tab_box {
	padding:8rem 0;

}
.solution .tab_box h3{
    font-size: 2.4rem;
    line-height: 3.4rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
	margin-bottom:2rem;
}
.solution .tab_box p{
	font-size: 1.4rem;
	line-height: 2.4rem;
	margin-bottom: 3.6rem;
	width:70%;
	/* opacity: 0; */
}

.solution .tab_box .item{
	display:none;
}
.solution .tab_box .item.on{
	display: block;
}
.solution .tab_box .item.on h3{
	animation: textIn 1s forwards;
}
.solution .tab_box .item.on p{
	animation: textIn 1s forwards;
}
.solution .tab_box .item.on a{
	animation: textIn 1s forwards;
}
@keyframes textIn{
	from {
		opacity:0;
		margin-top:40px;
	}
	to {
		opacity:1;
		margin-top:0px;
	}
}

.news{
	padding-bottom: 5rem;
}
.news .list{
	overflow: hidden;
	padding-top:2.4rem;
}
.news .left{
	width:35%;
	float:left;
	margin-right: 8%;
	padding-top:1rem;
}
.news .left .n_t{
	color:rgba(43,144,140,1);
	font-size:2.2rem;
	line-height: 2.2rem;
	margin-bottom:1rem;
}
.news .left .n_t i{
	font-size:2.6rem;
	vertical-align: bottom;
	/* margin-right:0.5rem; */
}
.news .left .n_t a{
	color:#fff;
}
.news .left li{
	overflow: hidden;
	padding:1.5rem 0;
	border-bottom: 0.1rem solid rgba(255,255,255,0.2);
}
.news .left li:last-child{
	border-bottom: none
}
.news .left .pic{
	float:left;
	width:15rem;
	height: 10rem;
	margin-right:1.5rem;
	opacity:0.8;
	overflow: hidden;
}
.news .left img{
	transition: all 0.4s;
}
.news .left li:hover img{
	transform: scale(1.1);
}
.news .left .text{
	overflow: hidden;
	color:#c1c1c1
}

.news .left .text p{
	color:#888;2
	line-height: 1.8rem;
	height:4rem;
	overflow: hidden;
}
.news .left .text span{
	/* font-size:1.2rem; */
	color:#888;
	display: block;
	margin-top:1rem;
}
.news .left .text i{
	margin-right: 0.5rem;
}
.news .left h3{
	white-space: nowrap;
	overflow: hidden;
	text-overflow:ellipsis;
	font-size:1.6rem;
	margin-bottom: 1rem;
}

.news .box{
	overflow: hidden;
	display: flex;
	justify-content: space-between;
}
.news .box a{
	color:#c1c1c1;
	display: block;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
.news .box li{
	line-height:3.2rem;
	font-size:1.4rem;
}
.news .box .pic{
	position: relative;
	margin:2rem 0;
}
.news .box .pic h5{
	position: absolute;
	left:0;
	top:0%;
	height:100%;
	background: rgba(43,144,140,0.8);
	color:#fff;
	color:#fff;
	display: flex;
	align-items: center;
	padding:0 3rem;
	font-size:2.2rem;
	letter-spacing: 0.5rem;
}
.news .box .pic a{
	color: #fff;
}
.news .box span{
	margin-right:1rem;
	color:#888
}

.news .item{
	width:45%;
	/* background: #333; */
}
.news .more{
	text-align: center;
	margin-top:2rem;
}
@media (max-width:900px){
	.news .left{
		width:100%;
		float:none
	}
}
@media (max-width:850px){
	.solution .tab .swiper-slide:nth-child(1) {
	  width: 20%;
	}
	.solution .tab .swiper-slide:nth-child(2) {
	  width: 20%;
	}
	.solution .tab .swiper-slide:nth-child(3) {
	  width: 30%;
	}
	.solution .tab .swiper-slide:nth-child(4) {
	  width: 30%;
	}
	.solution .tab .swiper-slide:nth-child(5) {
	  width: 20%;
	}
	.solution .tab .swiper-slide:nth-child(6) {
	  width: 20%;
	}
	.banner h2{
		font-size:2.6rem;
		margin-bottom: 3rem;
	}
	.banner .btn{
		margin-top:3rem;
	}
}
@media (max-width:700px){
	.solution .tab{
		padding-left:0;
	}
	.solution .tab .swiper-slide:nth-child(1) {
	  width: 30%;
	}
	.solution .tab .swiper-slide:nth-child(2) {
	  width: 30%;
	}
	.solution .tab .swiper-slide:nth-child(3) {
	  width: 40%;
	}
	.solution .tab .swiper-slide:nth-child(4) {
	  width: 40%;
	}
	.solution .tab .swiper-slide:nth-child(5) {
	  width: 30%;
	}
	.solution .tab .swiper-slide:nth-child(6) {
	  width: 30%;
	}

	.news .box span{
		display: none
	}
	.news .box .pic h5{
		font-size:1.6rem;
		padding: 0 1rem;
		    letter-spacing: 0.3rem;
	}
	.news .left h3{
		margin-bottom:0.7rem;
	}
	.news .box li{
		line-height: 2.8rem;
	}
	.news .left .n_t{
		font-size: 1.8rem;
	}
	.news .left .n_t i{
		font-size: 2rem;
	}
	.title{
		padding: 3rem 0 0 0;
	}
	.title h2{
		font-size:2rem;
	}
	.title p{
		font-size:1.4rem;
	}
	.solution .tab_box .item.on h3{
		font-size:1.8rem;
	}
	.solution .tab_box {
	    padding: 3rem 0;
	}
	.solution .tab_box p{
		width:100%;
	}

	.solution{
		height:48rem;
	}
	.service_list li .box{
		padding:1.5rem;
	}
	.service_list li{
		height:25rem
	}
	.service_list li .box {
	    top: 5%!important;
	}
	.service_list li .intro{
		margin-top:1rem;
	}
	.service_list{
		padding-top:2rem;
		padding-bottom: 3rem;
	}
	.banner h2{
		font-size:2.2rem;
		margin-bottom: 2rem;
		    padding-bottom: 1rem;
	}
	.banner{
		height:50vh;
	}
	.banner .btn{
		margin-top:3rem;
	}
	.banner h3{
		max-width:100%;
		line-height: 3rem;
	}
	.banner .swiper-pagination-bullet{
		width:4rem;
	}
	.main{
		margin-top: 50vh;
	}
	
}