@charset "utf-8";



.topBanner {
	width: 100vw;
	height: 24.8vw;
	overflow: hidden;
	margin-top: 71px;

	/*height: 488px;*/
	/*padding-top: 237px;*/
	/*line-height: 1;*/
	/*background-size: auto 370px;*/
	/*overflow: hidden;*/
	/*position: relative;*/
}

.topBanner .topBannerImg {
	max-width: 100%;
	max-height: 100%;
	width: 100%;
	height: auto;
	background-size: cover;

	/*height: 100%;*/
	/*position: absolute;*/
	/*top: 0;*/
	/*!*left: 50%;*!*/
	/*width: 100%;*/
	/*max-width: 1920px;*/
	/*margin-left: -960px;*/
}

.topBanner .tit {
	font-size: 42px;
}

.topBanner .des {
	width: 619px;
	font-size: 20px;
	margin: 18px 0 47px;
	line-height: 1.6;
}

.topBanner a {
	display: block;
	text-align: center;
	line-height: 50px;
	width: 200px;
	height: 50px;
	border: 1px solid #2974FF;
	border-radius: 25px;
	font-size: 20px;
	color: #2974FF;
}

.etitle {
	text-align: center;
	position: relative;
	font-size: 38px;
	color: #222;
	line-height: 1;
	margin-bottom: 90px;
	padding-top: 90px;
}

.etitle::after {
	content: '';
	display: block;
	width: 100px;
	height: 4px;
	background: #2974FF;
	position: absolute;
	left: 50%;
	margin-left: -50px;
	top: 100%;
	margin-top: 30px;
}

.sbox {
	padding-bottom: 90px;
}

.box1 {
	background: #F8FBFF;
}

.box1 .lbox {
	width: 635px;
	float: left;
	position: relative;
}

.box1 .lbox .swiper-slide,
.box1 .lbox .swiper-slide img {
	width: 635px;
	height: 370px;
}


.box1 .swiper-pagination {
	left: 50%;
	transform: translateX(-50%);
}

.box1 .swiper-pagination-clickable .swiper-pagination-bullet {
	width: 6px;
	height: 6px;
	background: #2974FF;
	opacity: 0.2;
	border-radius: 50%;
	margin: 0 2px;
}

.box1 .swiper-pagination-bullet.swiper-pagination-bullet-active {
	width: 14px;
	height: 6px;
	background: #2974FF;
	border-radius: 3px;
	opacity: 1;
}


.box1 .rbox {
	margin-left: 100px;
}

.box1 .rbox .item {
	margin-bottom: 20px;
	background: #EBF0FD;
	height: 170px;
	padding: 35px 25px;
}

.box1 .rbox img {
	width: 52px;
	height: 52px;
	margin-right: 23px;
}

.box1 .rbox .tit {
	font-size: 20px;
	color: #222222;
	line-height: 1;
}

.box1 .rbox .des {
	font-size: 16px;
	color: #858FA1;
	line-height: 24px;
	margin-top: 13px;
}


.box2 .tabMenus {
	width: 580px;
	margin-right: 30px;
}

.box2 .tabMenus .item {
	width: calc((100% - 20px) /2);
	margin-right: 20px;
	height: 150px;
	background: #F8FBFF;
	border-radius: 5px;
	margin-bottom: 20px;
	position: relative;
	text-align: center;
	font-size: 18px;
	color: #222;
	padding-top: 40px;
	cursor: pointer;
}

.box2 .tabMenus .item:nth-child(2n) {
	margin-right: 0;
}

.box2 .tabMenus .item .box2bg {
	opacity: 0;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

.box2 .tabMenus .item .box2icon {
	margin-bottom: 10px;
}

.box2 .tabMenus .item.act {
	background: #2974FF;
	color: #fff;
}

.box2 .tabMenus .item.act .box2bg {
	opacity: .25;
}

.box2 .tabMenus .item.act .box2icon {
	filter: contrast(0%) grayscale(500%) brightness(1000000%)
}

.box2 .tabcontent .item {
	position: relative;
	border-radius: 5px;
	overflow: hidden;
	width: 710px;
}

.box2 .tabcontent .item img {
	width: 710px;
	height: 490px;
	border-radius: 5px;
}

.box2 .tabcontent .item .txt {
	position: absolute;
	width: 100%;
	left: 0;
	bottom: 0;
	background: rgba(0, 0, 0, .7);
	padding: 30px 30px;
}

.box2 .tabcontent .item .tit {
	font-size: 22px;
	color: #FFFFFF;
	line-height: 24px;
	margin-bottom: 15px;
}

.box2 .tabcontent .item .des {
	font-size: 16px;
	color: #FFFFFF;
	line-height: 1.8;
	opacity: 0.5;
}

.box3 {
	background: #F8FBFF;
}

.box4 .item a {
	display: block;
	width: 100%;
}

.box4 .item {
	display: table;
	width: 100%;
}

.box4 .item .txt {
	float: left;
	height: 360px;
	width: 50%;
	padding: 120px 70px;
}

.box4 .item .txt .tit {
	font-size: 26px;
	color: #222222;
	line-height: 1;
	margin: 37px 0;
}

.box4 .item .txt .des {
	font-size: 12px;
	color: #E4E4E4;
	line-height: 24px;
}

.box4 .item .txt .line {
	width: 157px;
	height: 1px;
	background: #2974FF;
}

.box4 .item:nth-child(2n) .txt {
	float: right;
}

.box4 .item .img {
	width: 50%;
	float: right;
	height: 311px;
}

.box4 .item .img img {
	height: 360px;
	width: 660px;
}

.box4 .item:nth-child(2n) .img {
	float: left;

}

@media (max-width:1440px) {

	.topBanner {
		width: 100vw;
		height: 24.8vw;
		overflow: hidden;
		margin-top: 71px;

		/*height: 488px;*/
	}

	.topBanner .topBannerImg {
		max-width: 100%;
		max-height: 100%;
		width: 100%;
		height: auto;
		background-size: cover;

		/*width: auto;*/
		/*transform: translateX(-50%);*/
		/*margin-left: 0;*/
	}
}