.sec1{
	margin-bottom: 3.92%;
}

.sec2{
	margin-bottom: 7.133%;
	overflow: hidden;
}
.sec2 h3{
	margin-bottom: 3.3%;
}
.sec2 .swiper-slide{
	text-align: center;
	width: 19.02%;
}
.sec2 .text-box{
	position: absolute;
	left: 0;
	bottom: 10%;
	width: 100%;
}
.sec2 .cover{
	background-color: #004496;
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
	-webkit-transition: opacity 0.5s;
	transition: opacity 0.5s;
}
.sec2 .swiper-slide:hover .cover{
	opacity: 1;
}
.sec2 .icon{
	width: auto;
	height: 2.5em;
	margin-top: 20%;
	margin-bottom: 9.68%;
}
.sec2 h4{
	font-size: 1em;
	color: #fff;
	font-weight: normal;
	margin-bottom: 0.83em;
}
.sec2 h5{
	font-size: 1.125em;
	color: #fff;
	font-weight: 500;
	margin-bottom: 0.5em;
}
.sec2 h6{
	font-size: 0.875em;
	color: #fff;
	font-weight: normal;
	opacity: 0;
}
.sec2 .cover h6{
	display: none;
}
.sec2 p{
	font-size: 0.875em;
	color: #fff;
	line-height: 1.86;
	margin-top: 1.43em;
	padding: 0 9.23%;
}
.sec2 .more{
	color: #fff;
	width: 7.125em;
	height: 2.5em;
	line-height: 2.5;
	background-color: #c7000b;
	border-radius: 1.25em;
	display: block;
	position: absolute;
	left: 0;
	right: 0;
	margin: 0 auto;
	bottom: 8%;
}
.sec2 .more span{
	font-size: 0.8125em;
}
.sec2 .more img{
	margin-left: 0.375em;
	width: 0.875em;
	vertical-align: middle;	
}
.sec2 .btn-box{
	display: none;
	text-align: center;
	margin-top: 2.5%;
}
.sec2 .swiper-prev,.sec2 .swiper-next{
	position: static;
	border: 1px solid #ccc;
	border-radius: 50%;
	width: 3.125em;
	height: 3.125em;
	-webkit-display: inline-flex;
	-webkit-align-items: center;
	-webkit-justify-content: center;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	background-color: #fff;
}
.sec2 .swiper-prev{
	left: 0;
	-webkit-transform: rotate(180deg);
	transform: rotate(180deg);
	margin-right: 2em;
}
.sec2 .swiper-next{
	right: 0;
}
.sec2 .swiper-prev:hover,.sec2 .swiper-next:hover{
	border-color: #c7000b;
	background-color: #c7000b;
}
.sec2 .swiper-prev.swiper-button-disabled,.sec2 .swiper-next.swiper-button-disabled{
	cursor: default;
}
.sec2 .swiper-prev img,.sec2 .swiper-next img{
	width: 28%;
	background-repeat: no-repeat;
	background-size: auto 200%;
	background-position: center top;
	background-image: url(../images/about_history_arrow_bg.png);
}
.sec2 .swiper-prev:hover img,.sec2 .swiper-next:hover img{
	background-position: center bottom;
}





.sec3{
	margin-bottom: 6.7%;
	text-align: center;
	overflow: hidden;
}
.sec3 h3{
	margin-bottom: 4.2%;	
}
.sec3 .web,.sec3 .mobile{
	width: 100%;
}
.sec3 ul{
	-webkit-display: flex;
	-webkit-align-items: flex-end;
	-webkit-justify-content: flex-start;
	-webkit-flex-direction: row;
	-webkit-flex-wrap: wrap;
	display: flex;
	align-items: flex-end;
	justify-content: flex-start;
	flex-direction: row;
	flex-wrap: wrap;
}
.sec3 li{
	position: relative;
}
.sec3 li.tri{
	-webkit-flex-shrink: 0;
	flex-shrink: 0;
}
.sec3 li.normal{
	-webkit-flex-grow: 1;
	flex-grow: 1;
}
.sec3 li::before{
	content: "";
	position: absolute;
	left: -50%;
	bottom: 2.625em;
	width: 100vw;
	height: 1px;
	background-color: #ddd;
}
.sec3 h5{
	font-size: 1.375em;
	color: #c7000b;
	font-weight: bold;
	font-family: "Arial";
	opacity: 0;
}
.sec3 .icon-box{
	border-radius: 50%;
	width: 3.375em;
	background-color: #fff;
	overflow: hidden;
	border: 1px solid #c7000b;
	margin: 0.875em auto 1.125em;
	position: relative;
	z-index: 1;
}
.sec3 p{
	font-size: 1.125em;
	color: #000;
	font-weight: 500;
}
.sec3 li.tri img{
	width: 0.5625em;
	vertical-align: bottom;
	margin-bottom: 2.375em;
	position: relative;
	z-index: 1;
}



.sec4{
	margin-bottom: 8.67%;
}
.sec4 h3{
	margin-bottom: 3.64%;
}
.sec4 ul{
	-webkit-display: flex;
	-webkit-align-items: stretch;
	-webkit-justify-content: space-between;
	-webkit-flex-direction: row;
	-webkit-flex-wrap: wrap;
	display: flex;
	align-items: stretch;
	justify-content: space-between;
	flex-direction: row;
	flex-wrap: wrap;
}
.sec4 li{
	display: inline-block;
	vertical-align: top;
	background-color: #fff;
	box-shadow: 0 0 1.3125em rgba(0,35,84,0.05);
	width: 32%;
	padding: 3.4% 2.8% 2.8% 3.4%;
}
.sec4 li h5{
	font-size: 1.125em;
	color: #000;
	font-weight: 500;
	margin-bottom: 1.28em;
}
.sec4 li p{
	font-size: 1em;
	color: #000;
	line-height: 1.75;
	text-align: justify;
}



@media only screen and (max-width:1500px){
	.sec2 .swiper-slide{
		font-size: 0.75em;
	}
}
@media only screen and (max-width:1070px){
	.sec2 .swiper-slide{
		font-size: 0.6875em;
	}
}

@media only screen and (max-width:1024px){
	.common-section{
		overflow: hidden;
	}
	.sec1{
		margin-bottom: 5%;
	}

	.sec2{
		margin-bottom: 10%;
		overflow: visible;
	}
	.sec2 h3{
		margin-bottom: 5%;
	}
	.sec2 .swiper-slide{
		width: 17em;
		font-size: 1em;
	}
	.sec2 .btn-box{
		margin-top: 5%;
		font-size: 0.875em;
		display: block;
	}



	.sec3{
		margin-bottom: 10%;
	}
	.sec3 h3{
		margin-bottom: 5%;	
	}
	.sec3 ul.ver{
		-webkit-flex-direction: column;
		flex-direction: column;
	}
	.sec3 ul.ver.left{
		-webkit-align-items: flex-start;
		align-items: flex-start;
	}
	.sec3 ul.ver.right{
		-webkit-align-items: flex-end;
		align-items: flex-end;
	}
	.sec3 ul.reverse{
		-webkit-flex-direction: row-reverse;
		flex-direction: row-reverse;
	}
	.sec3 ul:nth-child(1) li:last-child::after,.sec3 ul:nth-child(3) li:first-child::after{
		content: "";
		position: absolute;
		right: 0;
		bottom: 2.625em;
		background-color: #fff;
		width: 0.28125em;
		height: 1px;
		margin-right: -1px;
		z-index: 1;
	}
	.sec3 ul:nth-child(3) li:last-child::after,.sec3 ul:nth-child(5) li:first-child::after{
		content: "";
		position: absolute;
		left: 0;
		bottom: 2.625em;
		background-color: #fff;
		width: 0.28125em;
		height: 1px;
		z-index: 1;
	}
	.sec3 ul.ver li::before{
		left: auto;
		right: 50%;
		bottom: -5.25em;
		top: -2.75em;
		width: 1px;
		height: auto;
		-webkit-transform: translateX(50%);
		transform: translateX(50%);
	}
	.sec3 ul.ver li.tri img{
		-webkit-transform: rotate(90deg);
		transform: rotate(90deg);
		margin-bottom: 1.875em;
		margin-top: 2.375em;
	}
	.sec3 ul.reverse li.tri img{
		-webkit-transform: rotate(180deg);
		transform: rotate(180deg);
	}



	.sec4{
		margin-bottom: 5%;
	}
	.sec4 h3{
		margin-bottom: 5%;
	}
	.sec4 ul{
		-webkit-display: block;
		display: block;
	}
	.sec4 li{
		width: 100%;
		padding: 5%;
		margin-bottom: 5%;
	}
}