.sec1{
	padding:8.75% 0 6.5%;
}
.sec1 h3{
	font-size: 3em;
	line-height: 1.5;
	margin-bottom: 6%;
	color: var(--theme-blue);
	text-align:center;
}
.sec1 .text-box{
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-direction: row;
	margin-bottom:2.4%;
}
.sec1 .text-box p{
	font-size: 1.25em;
	line-height: 1.8;
	color: #666;
	width:60.66%;
}
.sec1 .text-box img{
	width:35.5%;
}
.sec1 .flex-box{
	display: flex;
	align-items: stretch;
	justify-content: space-between;
	flex-direction: row;
}
.sec1 .flex-box ul{
	width:48.42%;
	display:grid;
	grid-gap:1.25em;
	grid-template-row:repeat(2, 1fr);
	grid-template-columns:repeat(2, 1fr);
}
.sec1 .flex-box li{
	border-radius:0.5em;
	background-color:#D2EEFF;
	display:flex;
	align-items:center;
	justify-content:center;
	flex-direction:column;
	padding:0 5%;
}
.sec1 .flex-box h5{
	color: var(--theme-blue);
	font-size: 4.5em;
	font-weight: 500;
	margin-bottom:9.5%;
}
.sec1 .flex-box h5 b{
	font-weight: inherit;
}
.sec1 .flex-box i{
	font-style: normal;
}
.sec1 .flex-box i.top{
	position:relative;
	top:0.125em;
}
.sec1 .flex-box sup{
	font-size:0.25em;
}
.sec1 .flex-box li p{
	font-size: 0.875em;
	line-height:2.286;
	color:#666;
}
.sec1 .img-box{
	width: 49.1%;
	position: relative;
}
.sec1 .img-box img{
	border-radius: 0.5em;
}
.sec1 .btn-play{
	cursor: pointer;
	width: 4em;
	height: 4em;
	border-radius: 50%;
	color: var(--theme-green);
	position: absolute;
	left: 50%;
	top: 50%;
	margin-top: -2em;
	margin-left: -2em;
	background-color: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
}
.sec1 .btn-play::before{
	content: "";
	background-color: #fff;
	display: block;
	border-radius: 50%;
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
}
@keyframes btnplayani {
	0%{
		transform: scale(1);
		opacity: 1;
	}
	100%{
		transform: scale(2);
		opacity: 0;
	}
}
.sec1 .btn-play::after{
	font-family: "FontAwesome";
	font-weight: 900;
	content: "\f04b";
	position: relative;
}


.sec2{
	padding:6.5% 0 10.9375%;
	background-repeat:no-repeat;
	background-image:url(../images/about_sec2_bg.jpg);
	background-position:center bottom;
	background-size:cover;
}
.sec2 h3{
	font-size: 3em;
	line-height: 1.5;
	color: var(--theme-blue);
}
.sec2 .relative-box{
	position:relative;
	width:41%;
	margin:0 auto;
}
.sec2 .img-box{
	border-radius:50%;
	border:1px solid var(--theme-blue);
	position:relative;
	padding:12.86%;
}
.sec2 .img-box::before{
	content:"";
	display:block;
	background-color:#09A1FF;
	border-radius:50%;
	width:3.7%;
	height:3.7%;
	position:absolute;
	top:50%;
	left:50%;
	margin-left:-1.85%;
	margin-top:-1.85%;
	animation:sec2rotate 10s linear infinite;
}
@keyframes sec2rotate {
	0%{
		transform:rotate(0deg) translateX(1350%) rotate(360deg);
	}
	100% {
		transform:rotate(360deg) translateX(1350%) rotate(-360deg);
	}
}
.sec2 li{
	position:absolute;
	color:#fff;
	width:48.23%;
	padding:4%;
	background-repeat:no-repeat;
	background-size:cover;
	background-position:center center;
	border-radius:0.625em;
}
.sec2 li:nth-child(1){
	background-image:url(../images/about_sec2_img1.jpg);
	right:96.79%;
	top:20.26%;	
}
.sec2 li:nth-child(2){
	background-image:url(../images/about_sec2_img2.jpg);
	left:75.88%;
	bottom:82.15%;
}
.sec2 li:nth-child(3){
	background-image:url(../images/about_sec2_img3.jpg);
	left:97.27%;
	top:37.46%;
}
.sec2 li:nth-child(4){
	background-image:url(../images/about_sec2_img4.jpg);
	left:81.67%;
	top:80.87%;
}
.sec2 li:nth-child(5){
	background-image:url(../images/about_sec2_img5.jpg);
	right:86.33%;
	top:71.06%;
}
.sec2 h5{
	font-size:1.25em;
	line-height:1.35;
	font-weight:normal;
	display:flex;	
	align-items:center;
	justify-content:space-between;
	flex-direction:row;
	margin-bottom:20%;
}
.sec2 h5::after{
	content:"";
	display:block;
	border-radius:50%;
	background-color:#09A1FF;
	width:0.6em;
	height:0.6em;
}
.sec2 p{
	line-height:1.25;
}


.sec3{
	background-repeat: no-repeat;
	background-image: url(../images/index_sec4_bg.jpg);
	background-size: 100% auto;
	background-position: center bottom;
	padding-top: 6.25%;
}
.sec3 h3{
	font-size: 3em;
	line-height: 1.5;
	font-weight: bold;
	margin-bottom: 4.6%;
	color: var(--theme-blue);
}
.sec3 .content{
	overflow: visible;
	margin-bottom: 10%;
	z-index: 2;
}
.sec3 .content .swiper-slide{
	background-color: #fff;
	border-radius: 0.625em;
	box-shadow: 0px 0.25em 0.625em rgba(0, 0, 0, 0.15);
	width: 41.875em;
	padding: 2.5em 3.375em;
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-direction: row;
	opacity: 0 !important;
}
.sec3 .content .swiper-slide.swiper-slide-active,.sec3 .content .swiper-slide.swiper-slide-prev,.sec3 .content .swiper-slide.swiper-slide-next{
	opacity: unset !important;
}
.sec3 .content .img-box{
	border-radius: 0.625em;
	overflow: hidden;
	width: 45.37%;
}
.sec3 .content .text-box{
	width: 50%;
}
.sec3 .content .text-box h5{
	font-size: 1.5em;
	line-height: 1.33;
	color: #333;
	font-weight: normal;
	margin-bottom: 0.5em;
}
.sec3 .content .text-box p{
	color: #666;
	line-height: 2;
	/* text-overflow: ellipsis;
    overflow: hidden;
    -webkit-line-clamp: 4;
    display: -webkit-box;
    -webkit-box-orient: vertical; */
}
.sec3 .swiper-prev,.sec3 .swiper-next{
	width: 4em;
	height: 4em;
	border-radius: 50%;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
	top: 50%;
	margin-top: -2em;
	transition: background-color 0.75s;
	background-color: var(--theme-blue);
	z-index: 1;
}
.sec3 .swiper-prev{
	right: 50%;
	margin-right: 18.9375em;
}
.sec3 .swiper-next{
	left: 50%;
	margin-left: 18.9375em;
}
.sec3 .swiper-prev svg,.sec3 .swiper-next svg{
	fill: #fff;
	width: 38%;
}
.sec3 .date{
	width: 54em;
	height: 54em;
	margin: 0 auto -33.5625em;
	border-radius: 50%;
	border: 1px solid var(--theme-blue);
	overflow: visible;
	transform: rotate(calc(360 / var(--length) * var(--nowindex) * -1deg));
	transition: transform 1s;
}
.sec3 .date .swiper-wrapper{
	background-repeat: no-repeat;
	background-position: center center;
	background-image: url(../images/index_sec4_innerscale.png);
	background-size: 88% auto;
	transform: rotate(calc(360 / var(--length) / 1.3 * 1deg));
}
.sec3 .date .swiper-slide{
	transform: rotate(calc(360 / var(--length) * var(--i) * 1deg)) translate(-100%);
	position: absolute;
	left: 6%;
	top: 6%;
	width: 88%;
	height: 88%;
}
.sec3 .date .swiper-slide .flex-box{
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: flex-end;
	flex-direction: column;
	transform: rotate(-90deg);
}
.sec3 .date .swiper-slide h5{
	position: relative;
	font-weight: 500;
}
.sec3 .date .swiper-slide h5 i{
	font-style: normal;
	transition: opacity 0.5s;
}
.sec3 .date .swiper-slide h5 i:first-child{
	font-size: 2em;
	line-height: 2.34375;
	color: #000;
}
.sec3 .date .swiper-slide.swiper-slide-active h5 i:first-child{
	opacity: 0;	
}
.sec3 .date .swiper-slide h5 i:last-child{
	font-size: 4.75em;
	line-height: 1;
	color: var(--theme-blue);
	transform: translate(-50%,0);
	position: absolute;
	left: 50%;
	top: 4em;
	opacity: 0;
}
.sec3 .date .swiper-slide.swiper-slide-active h5 i:last-child{
	opacity: 1;
}
.sec3 .date .swiper-slide .line{
	width: 1px;
	height: 4.75em;
	display: block;
	background-color: var(--theme-blue);
	position: relative;
}
.sec3 .date .swiper-slide.swiper-slide-active .line{
	height: 8.5em;
}
.sec3 .date .swiper-slide .line span{
	position: absolute;
	left: 50%;
	bottom: 100%;
	width: 1em;
	height: 1em;
	border-radius: 50%;
	background-color: var(--theme-blue);
	display: block;
	margin-left: -0.5em;
	opacity: 0;
	transform: opacity 0.5s;
}
.sec3 .date .swiper-slide.swiper-slide-active .line span{
	opacity: 1;
}


.sec4{

	padding:5.88% 0 12%;
}
.sec4 h3{
	font-size: 3em;
	line-height: 1.5;
	color: var(--theme-blue);
	margin-bottom:4.74%;
}
.sec4 ul{
	display:flex;
	align-items:flex-start;
	justify-content:space-between;
	flex-direction:row;
}
.sec4 li{
	border-radius:0.625em;
	overflow:hidden;
	position:relative;
}
.sec4 .text{
	position:absolute;
	left:12%;
	right:12%;
	bottom:9.6%;
	color:#fff;
}
.sec4 h5{
	font-size:1.75em;
	line-height:1.286;
	font-weight:500;
	margin-bottom:1em;
}
.sec4 p{
	font-size:1.25em;
	line-height:1.8;
}



.sec5{
	padding: 10.57% 0 18.75%;
	background-repeat:no-repeat;	
	background-position:center bottom;
	background-size:cover;
	background-image:url(../images/about_sec5_bg.jpg);
}
.sec5 .inner{
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-direction: row;
	position:relative;
}
.sec5 .left-part h3{
	font-size: 3em;
	font-weight: bold;
	line-height:1.5;
	margin-bottom: 0.66em;
	color: var(--theme-blue);
}
.sec5 .left-part h5{
	font-size: 1.75em;
	font-weight: 500;
	margin-bottom: 0.5em;
	line-height:1.54;
	color: var(--theme-green);
}
.sec5 .left-part p{
	font-size: 1.25em;
	line-height:2.15;
	color: #666;
	margin-bottom:5.6em;
}
.sec5 .right-part{
	overflow: hidden;
	width: 65.6%;
	position:relative;
}
.sec5 .right-part::after{
	content:"";
	display:block;
	height:100%;
	width:41%;
	background: linear-gradient(to right, rgba(196, 196, 196, 0) 26.21%, rgb(227,235,240) 100%);
	position:absolute;
	right:0;
	top:0;
	z-index:1;
	pointer-events:none;
}
.sec5 .swiper-wrapper{
	align-items:center;
}
.sec5 .swiper-slide{
	width: 16.5625em;
	display:flex;
	align-items:center;
	justify-content:center;
}
.sec5 .swiper-slide img{
	transition: transform 0.5s;
	transform:scale(0.77);
	border-radius: 0.625em;
}
.sec5 .swiper-slide.swiper-slide-active img{
	transform:scale(1);
}
.sec5 ul{
	position:absolute;
	left:0;
	bottom:0;
}
.sec5 li{
	width: 4em;
	height: 4em;
	border-radius: 50%;
	background-color: var(--theme-blue);
	fill:#fff;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: background-color 0.5s,fill 0.5s;
}
.sec5 li.swiper-prev{
	margin-right: 1.25em;
	transform: rotate(-180deg);
}
.sec5 li svg{
	width: 33.333%;
	fill: inherit;
}


@media only screen and (min-width:1025px){
	.sec1 .btn-play:hover::before{
		animation: btnplayani 1s linear infinite;
	}
	.sec4 li:nth-child(2){
		transition-delay:0.25s,0.25s;
	}
	.sec4 li:nth-child(3){
		transition-delay:0.5s,0.5s;
	}
	.sec5 .left-part li:hover{
		fill: var(--theme-blue);
		background-color:#fff;
	}
}
@media only screen and (max-width:1024px){
	.sec1{
		padding:15% 0 7.5%;
	}
	.sec1 h3{
		margin-bottom: 10%;
	}
	.sec1 .text-box{
		display: block;
		margin-bottom:10%;
	}
	.sec1 .text-box p{
		width:100%;
		margin-bottom:10%;
	}
	.sec1 .text-box img{
		width:100%;
	}
	.sec1 .flex-box{
		display: block;
	}
	.sec1 .flex-box ul{
		width:100%;
		margin-bottom:1.25em;
	}
	.sec1 .flex-box li{
		justify-content:flex-start;
		padding:10%;
	}
	.sec1 .flex-box h5{
		font-size: 3.5em;
		margin-bottom:5%;
	}
	.sec1 .flex-box li p{
		font-size: 1em;
		line-height:1.5;
	}
	.sec1 .img-box{
		width: 100%;
	}


	.sec2{
		padding:7.5% 0 15%;
	}
	.sec2 .relative-box{
		width:100%;
		margin-top:10%;
	}
	.sec2 .img-box{
		display:none;
	}
	.sec2 li{
		position:static;
		width:100%;
		padding:8%;
		margin-bottom:5%;
	}
	.sec2 h5{
		font-size:2em;
		margin-bottom:15%;
	}
	.sec2 p{
		font-size:1.5em;
		line-height:1.5;
	}


	.sec3{
		background-size: 100% auto;
		padding-top: 15%;
	}
	.sec3 .content{
		margin-bottom:25%;
	}
	.sec3 .content .swiper-slide{
		width: 34em;
		padding: 1.5em;
	}
	.sec3 .swiper-prev,.sec3 .swiper-next{
		margin-top: -3em;
	}
	.sec3 .swiper-prev{
		margin-right: 14em;
	}
	.sec3 .swiper-next{
		margin-left: 14em;
	}
	.sec3 .date{
		width: 34em;
		height: 34em;
		margin: 0 auto -17em;
	}


	.sec4{
		padding:15% 0 5%;
	}
	.sec4 h3{
		margin-bottom:10%;
	}
	.sec4 ul{
		display:block;
	}
	.sec4 li{
		margin-bottom:10%;
	}
	.sec4 h5{
		font-size:2em;
	}
	.sec4 p{
		font-size:1.5em;
	}



	.sec5{
		padding: 15% 0 30%;
	}
	.sec5 .inner{
		display: block;
		padding-bottom:7em;
	}
	.sec5 .left-part{
		margin-bottom:10%;
	}
	.sec5 .left-part p{
		margin-bottom:0;
	}
	.sec5 ul{
		width:100%;
		text-align:center;
	}
	.sec5 .right-part{
		width: auto;
		margin-left:-5vw;
		margin-right:-5vw;
		padding:0 5%;
	}
	.sec5 .right-part::after{
		display:none;
	}
	.sec5 .swiper{
		overflow:visible;
	}
}