.about-title{
	display: flex;
	justify-content: space-between;
}
.about-title .title{
	font-size: 30px;
	font-family: Microsoft YaHei;
	font-weight: bold;
	color: #333333;
	line-height: 1;
}
.about-title-r{
	display: flex;
	align-items: flex-end;
}
.about-title-r .btn{
	width: 40px;
	height: 40px;
	line-height: 38px;
	border: 1px solid #4C86C3;
	border-radius: 50%;
	cursor: pointer;
	text-align: center;
	color: rgba(76, 134, 195, 1);
}
.about-title-r .btn:not(:last-child){
	margin-right: 10px;
}
.about-title-r .btn:hover{
	background-color: #4C86C3;
	color: #fff;
}
.about-title .line{
	width: 30px;
	height: 4px;
	background: #4C86C3;
	margin-top: 30px;
}
.about{
	margin-top: 60px;
}
.about .box1 .box-c{
	display: flex;
	justify-content: space-between;
}
.about .box1 .l{
	width: 42.85%;
}
.about .box1 .l .text-box{
	font-size: 16px;
	font-family: Microsoft YaHei;
	font-weight: 400;
	color: #666666;
	line-height: 36px;
	margin-top: 30px;
}
.about .box1 .r{
	width: 50%;
}
.about .box1 .r .pic{
	position: relative;
}
.about .box1 .r .pic video{
    display: block;
    width: 100%;
}
.about .box1 .r .pic img{
	display: block;
	max-width: 100%;
	margin: 0 auto;
}
.about .box1 .r .pic .playBtn{
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%,-50%);
	color: #fff;
	cursor: pointer;
}
.about .box1 .r .pic .playBtn .iconfont{
	font-size: 66px;
}
.about .box2{
	margin-top: 80px;
	background-image: url(../img/about-box2-bg.jpg);
	padding: 60px 0 165px;
	background-size: cover;
}
.about .box2 .box-c{
	margin-top: 120px;
}
.about .box2 .box-c .swiper{
	position: relative;
	padding: 0 70px;
	height: 404px;
}
.about .box2 .box-c .swiper:before{
	position: absolute;
	content: "";
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 100%;
	height: 4px;
	background: #4C86C3;
}
.about .box2 .box-c .swiper .swiper-slide{
	position: relative;
	display: flex;
	height: 170px;
	width: auto;
	margin-right: 60px;
	padding: 20px 0 20px 22px;
}
.about .box2 .box-c .swiper .swiper-slide:nth-child(2n+1){
	align-self: flex-end;
}
.about .box2 .box-c .swiper .swiper-slide:nth-child(2n+1) .text-box{
	align-self: flex-end;
}
.about .box2 .box-c .swiper .swiper-slide::before{
	position: absolute;
	content: "";
	left: 0;
	top: 0;
	width: 2px;
	height: 100%;
	background: linear-gradient(to bottom,rgba(255,255,255,0),rgba(76, 134, 195, 1));
}
.about .box2 .box-c .swiper .swiper-slide:nth-child(2n+1)::before{
	background: linear-gradient(to top,rgba(255,255,255,0),rgba(76, 134, 195, 1));
}
.about .box2 .box-c .swiper .swiper-slide::after{
	position: absolute;
	content: "";
	left: 0;
	bottom: 0;
	width: 20px;
	height: 20px;
	background: #4C86C3;
	border-radius: 50%;
	transform: translateX(-50%);
}
.about .box2 .box-c .swiper .swiper-slide:nth-child(2n+1)::after{
	bottom: auto;
	top: 0;
}
.about .box2 .box-c .swiper .swiper-slide .year{
	font-size: 49px;
	font-family: Arial;
	font-weight: bold;
	color: #4C86C3;
	line-height: 1;
}
.about .box2 .box-c .swiper .swiper-slide .text{
	font-size: 18px;
	font-family: Microsoft YaHei;
	font-weight: bold;
	color: #333333;
	line-height: 1;
	margin-top: 15px;
}
.about .box3{
	padding: 60px 0 74px;
	background-color: rgba(246, 247, 251, 1);
}
.about .box3 .box-c{
	margin-top: 54px;
}
.about .box3 .box-c img{
	display: block;
	margin: 0 auto;
	max-width: 100%;
}
.about .box4{
	padding: 60px 0 80px;
	background-color: #fff;
}
.about .box4 .box-c{
	position: relative;
	margin-top: 50px;
}
.about .box4 .box-c .swiper-slide{
	display: flex;
	justify-content: space-between;
}
.about .box4 .box-c .swiper-slide .l{
	width: 49.64%;
}
.about .box4 .box-c .swiper-slide .pic{
	width: 100%;
}
.about .box4 .box-c .swiper-slide .pic img{
	display: block;
	width: 100%;
}
.about .box4 .box-c .swiper-slide .r{
	width: 48.92%;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}
.about .box4 .box-c .swiper-slide .r-t{
	display: flex;
	justify-content: space-between;
}
.about .box4 .box-c .swiper-slide .r-t .pic1{
	width: 37.22%;
}
.about .box4 .box-c .swiper-slide .r-t .pic2{
	width: 59.85%;
}
.about .box5{
	padding: 60px 0 80px;
	background-color: rgba(246, 247, 251, 1);
}
.about .box5 .box-c{
	position: relative;
	margin-top: 80px;
	overflow: hidden;
	padding-bottom: 55px;
}
.about .box5 .box-c .swiper{
	overflow: visible;
}
.about .box5 .box-c .btn{
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	z-index:5;
	cursor:pointer;
}
.about .box5 .box-c .btn.active{
	opacity: .3;
}
.about .box5 .box-c .btn.btn-prev{
	left: 36%;
}
.about .box5 .box-c .btn.btn-next{
	right: 36%;
}
.about .box5 .box-c .btn .iconfont{
	font-size: 30px;
	color: rgba(76, 134, 195, 1);
}
.about .box5 .box-c .swiper-slide{
/* 	width: 209px; */
	width: 14.92%;
	margin: 1.07%;
	align-self: center;
}
.about .box5 .box-c .swiper-slide{
	
}
.about .box5 .box-c .swiper-slide.active{
	width: 31.71%;
	
}
.about .box5 .box-c .swiper-slide-prev{
	
}
.about .box5 .box-c .swiper-slide .pic img{
	display: block;
	width: 100%;
}
.about .box5 .box-c .swiper-slide.active .pic img{
	width: 270px;
	margin: 0 auto;
	max-width: 90%;
	
}
.about .box5 .box-c .swiper-slide .text{
	position: absolute;
	left: 0;
	bottom: -55px;
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 16px;
	font-family: Microsoft YaHei;
	font-weight: 400;
	color: #333333;
	line-height: 1;
	visibility: hidden;
}
.about .box5 .box-c .swiper-slide.active .text{
	visibility: visible;
}
.about .box5 .box-c .swiper-slide .text a{
	color: #333;
	font-size: 20px;
	margin-left: 10px;
	
}
.about .box5 .box-c .swiper-slide .text a .iconfont{
	font-size: 24px;
}
@media (max-width:1440px) {
	.about .box1 .l{
		width: 45%;
	}
}
@media (max-width:1199px) {
	.about-title .title{
		font-size: 28px;
	}
	.about .box1 .l{
		width: 47%;
	}
}
@media (max-width:1024px) {
	.about .box1 .box-c{
		flex-direction: column;
	}
	.about-title .title{
		font-size: 26px;
	}
	.about-title .line{
		margin-top: 20px;
	}
	.about .box1 .l{
		width: 100%;
	}
	.about .box1 .r{
		width: 100%;
		margin-top: 25px;
	}
	.about{
		margin-top: 40px;
	}
	.about .box2{
		margin-top: 60px;
	}
	.about .box2{
		padding: 60px 0;
	}
	.about .box2 .box-c .swiper .swiper-slide .year{
		font-size: 38px;
	}
	.about .box2 .box-c .swiper .swiper-slide{
		height: 140px;
		margin-right: 20px;
	}
	.about .box2 .box-c .swiper{
		height: 344px;
	}
	.about .box2 .box-c{
		margin-top: 50px;
	}
	.about .box3,.about .box4,.about .box5{
		padding: 60px 0;
	}
	.about .box5 .box-c{
		margin-top: 40px;
	}
	.about .box5 .box-c .swiper-slide{
		width: 25%;
	}
	.about .box5 .box-c .swiper-slide.active{
		width: 45%;
	}
}
@media (max-width:768px) {
	.about .box2 .box-c .swiper .swiper-slide{
		padding-left: 12px;
	}
	.about-title .title{
		font-size: 24px;
	}
	.about{
		margin-top: 30px;
	}
	.about .box2{
		margin-top: 50px;
	}
	.about .box2 .box-c .swiper{
		padding: 0 20px;
		height: 284px;
	}
	.about .box2 .box-c .swiper .swiper-slide .year{
		font-size: 20px;
	}
	.about .box2 .box-c .swiper .swiper-slide{
		height: 120px;
	}
	.about .box2,.about .box3,.about .box4,.about .box5{
		padding: 50px 0 ;
	}
	.about .box4 .box-c{
		margin-top: 30px;
	}
	.about .box5 .box-c{
		margin-top: 30px;
	}
}
@media (max-width:500px) {
	.about .box5 .box-c .swiper-slide.active,.about .box5 .box-c .swiper-slide{
		width: 100%;
	}
	.about .box5 .box-c .swiper-slide .pic{
		display: block;
		width: 100%;
	}
	.about .box5 .box-c .swiper-slide .pic img{
		max-width: 90%;
		width: auto;
	}
	.about-title .title{
		font-size: 22px;
	}
	.about-title .line{
		margin-top: 10px;
	}
	.about{
		margin-top: 20px;
	}
	.about .box2{
		margin-top: 40px;
	}
	.about .box2,.about .box3,.about .box4,.about .box5{
		padding: 40px 0;
	}
	.about .box5 .box-c .btn.btn-prev{
		left: 5%;
	}
	.about .box5 .box-c .btn.btn-next{
		right: 5%;
	}
	.about .box5 .box-c .swiper-slide .text{
		bottom: -35px;
	}
	.about .box5 .box-c{
		padding-bottom: 35px;
	}
	.about .box1 .l .text-box{
		margin-top: 20px;
	}
	.about .box1 .r .pic .playBtn .iconfont{
		font-size: 40px;
	}
}