.banner {
	width: 100%;
}

.banner img {
	display: block;
	width: 100%;
}

.main {

}

.main .container {
	width: 1400px;
}

.main .item1 {
	padding-top: 100px;
}

.main .item1 .l,
.main .item1 .r {
	width: 50%;
}

.main .item1 .l .gallery-top {
	border: 1px solid #eeeeee;
}

.main .item1 .l .gallery-top .swiper-slide img {
	display: block;
	width: 100%;
}

.main .item1 .l .gallery-thumbs {
	margin-top: 20px;
}

.main .item1 .l .gallery-thumbs .swiper-slide img {
	display: block;
	width: 100%;
}

.main .item1 .l .gallery-thumbs .swiper-slide-thumb-active {
	border: 1px solid #202b62;
	box-sizing: border-box;
}

.main .item1 .r {
	padding-left: 100px;
	box-sizing: border-box;
}

.main .item1 .r h4.title {
	font-size: 40px;
	font-weight: bold;
	color: #231815;
	line-height: 100px;
	margin-top: 5px;
	background-image: url(../images/product_title_bg.jpg);
	background-repeat: no-repeat;
	background-position: left bottom;
}

.main .item1 .r p.size {
	font-family: arial;
	font-size: 16px;
	color: #231815;
	line-height: 18px;
	padding-top: 45px;
	padding-bottom: 25px;
}

.main .item1 .r p.renzheng,
.main .item1 .r p.caizhi {
	font-family: arial;
	font-size: 16px;
	color: #231815;
	line-height: 26px;
	padding: 35px 0px;
	padding-left: 100px;
	border-bottom: 1px solid #ebebeb;
	background-repeat: no-repeat;
	background-position: left center;
}

.main .item1 .r p.renzheng {
	background-image: url(../images/renzheng.jpg);
}

.main .item1 .r p.caizhi {
	background-image: url(../images/caizhi.jpg);
}

.main .item1 .r a.contact {
	display: block;
	width: 180px;
	height: 60px;
	font-size: 20px;
	font-weight: bold;
	color: #FFFFFF;
	text-align: center;
	line-height: 60px;
	background-color: #202b62;
	margin-top: 60px;
}

.main .item2 {
	padding-top: 100px;
	padding-bottom: 80px;
}

.main .item2 h5 {
	font-size: 24px;
	font-weight: bold;
	color: #202b62;
	padding-left: 20px;
	line-height: 24px;
	border-left: 2px solid #202b62;
	margin-bottom: 40px;
}

.main .item2 .content p img {
	display: block;
	width: 100%;
	margin-bottom: 20px;
}

.main .item3 {
	padding-bottom: 60px;
}

.main .item3 .top {
	border-bottom: 1px solid #ebebeb;
}

.main .item3 .top h5 {
	font-size: 24px;
	font-weight: bold;
	color: #202b62;
	padding-left: 20px;
	line-height: 24px;
	border-left: 2px solid #202b62;
	margin-bottom: 20px;
}

.main .item3 ul.tuijian {
	padding-top: 40px;
	display: flex;
	flex-flow: row nowrap;
	justify-content: space-between;
}

.main .item3 ul.tuijian li {
	width: calc((100% - 60px) / 4);
}

.main .item3 ul.tuijian li .pic img {
	display: block;
	width: 100%;
	/*-webkit-filter: grayscale(100%);*/
}

.main .item3 ul.tuijian li p {
	font-family: arial;
	font-size: 16px;
	color: #000000;
	text-align: center;
	line-height: 56px;
}

@media screen and (max-width: 1430px ) {
	
	.main .item1 .r h4.title {
		font-size: 34px;
	}
	
}

@media screen and (max-width: 550px ) {
	
	.main .item1 {
		padding-top: 20px;
	}
	
	.main .item1 .l,
	.main .item1 .r {
		width: 100%;
	}
	
	.main .item1 .r {
		padding-left: 0px;
	}
	
	.main .item1 .r h4.title {
		font-size: 22px;
		line-height: 44px;
	}
	
	.main .item1 .r p.size {
		padding-top: 25px;
		padding-bottom: 15px;
	}
	
	.main .item1 .r p.renzheng, .main .item1 .r p.caizhi {
		font-size: 14px;
	}
	
	.main .item1 .r a.contact {
		width: 120px;
		height: 40px;
		font-size: 16px;
		line-height: 40px;
		margin-top: 20px;
	}
	
	.main .item2 {
		padding-top: 40px;
		padding-bottom: 40px;
	}
	
	.main .item3 {
		display: none;
	}
	
}