body{
	background: #181818;
	overflow-x: hidden;
}
.containter{
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
	/* border: 1px solid red; */
	padding: 0 20px;
}
.header{
	width: 100%;
	min-width: 150px;
	background: #181818;
	position: fixed;
	top: 0;
	overflow: hidden;
	z-index: 9999;
	
}
.header .containter{
	/* display: flex;
	justify-content: space-between;
	align-items: center; */
}
.logo{
	width: 200px;
	height: 60px;
	/* padding-top: 10px; */
	background: url(../imgs/logo.png) no-repeat left center;
	background-size: 30%;
	/* transform: scale(0.5); */
}
.logo span{
	line-height: 60px;
	padding-left: 80px;
	display: inline-block;
	color: #ffffff;
}
.logo span:hover .header{
	width: 100%;
	overflow: auto;
	
}
/* .header:hover a{
	width: 100%;
	overflow: auto;
	color: red;
} */

.nav{
	padding-top: 10px;
	font-size: 14px;
	line-height: 40px;
}

.nav a{
	padding-left: 20px;
}
.banner {
	padding-top: 60px;
}

.video_item{
	display: block;
	width: 100%;
	margin: 0 auto;
}

/* 关于壹据 */
.about{
	width: 100%;
	max-width: 1400px;
	position: relative;
	height: 650px;
	margin: 100px auto 100px;
	/* margin-top: 100px; */
}
.about>.containter{
	width: 100%;
	/* min-height: 590px; */
	background: url(../imgs/about.png) no-repeat right -80px,#ffffff;
	background-size: 35%;
	padding: 50px 30px 20% 70px;
	position: absolute;
	right: 0;
}
/* .about>.containter:after{
	display: block;
	content: '';
	width: 1000px;
	height: 500px;
	border: 1px solid red;
	background: #ffffff;
	z-index: 99;
	position: relative;
	right: -200px;
	top: -100px;
} */
.about p{
	width: 500px;
	font-size: 14px;
	line-height: 30px;
	margin-bottom: 10px;
}
.about h2{
	padding: 20px 0 50px;
	font-size: 16px;
	position: relative;
}
.about h2 span{
	color: #ffffff;
	font-size: 22px;
	position: absolute;
	text-align: center;
	line-height: 30px;
	/* border: 1px solid red; */
	left: -160px;
	top: 60px;
}
.about h2 span:before{
	display: block;
	content: '';
	width: 2px;
	height: 50px;
	background: #ffffff;
	position: absolute;
	left: 22px;
	top: -60px;
}
.about h2 span:after{
	display: block;
	content: '11-09';
	position: absolute;
	font-size: 14px;
	left: 5px;
	top: 25px;
}
/* .about .containter>h2:after{
	display: block;
	content: '';
	width: 30px;
	height: 120px;
	background: url(../imgs/icon_about.png) no-repeat left top;
	background-size: cover;
	position: absolute;
	left: -130px;
	top: 0;
} */
.about>.containter h2:before{
	display: block;
	content: 'About';
	width: 50px;
	height: 30px;
	font-size: 14px;
	color: #333333;
	position: absolute;
	left: 0;
	top: 0;
}
.about .line_black{
	position: absolute;
	width: 1px;
	height: 350px;
	background: #dddddd;
	padding: 0;
	right: 50px;
	top: -40px;
	z-index: 9999;
}
.about .line_black:before{
	display: block;
	content: 'YiJu';
	width: 50px;
	height: 24px;
	color: #666666;
	position: absolute;
	left: -80px;
	top: 180px;
}
.about .line_black:after{
	display: block;
	content: '';
	width: 5px;
	height: 50px;
	background: #000000;
	position: absolute;
	left: -2px;
	top: 150px;
	border-radius: 3px;
}



.museum_wrap .line_white{
	position: absolute;
	width: 2px;
	height: 450px;
	background: #979797;
	padding: 0;
	right: 0;
	top: -200px;
	z-index: 9999;
}
.museum_wrap .line_white:before{
	display: block;
	content: '';
	width: 6px;
	height: 100px;
	background: #ffffff;
	position: absolute;
	left: -2px;
	top: 150px;
	border-radius: 3px;
}

/* 视频 */
.video_wrap{
	max-width: 1000px;
	width: 100%;
	height: 500px;
	/* border: 1px solid red; */
	position: absolute;
	/* left: 250px; */
	left: 18%;
	bottom: -255px;
}
.video_wrap_pad h2{
	display: none;
}
.video_wrap h2{
	font-size: 30px;
	font-weight: 500;
	line-height: 50px;
	padding-bottom: 20px;
	padding-left: 20px;
}
.video_wrap .containter{
	max-width: 1000px;
	width: 100%;
	display: flex;
	justify-content: space-between;
	/* align-items: center; */
	/* padding-left: 200px; */
}
.video_wrap .left{
	width: 60%;
}
.video_wrap .left .items{
	width: 240px;
	margin-bottom: 20px;
	/* height: 200px; */
}
.video_wrap .right .items{
	width: 440px;
	height: 330px;
	position: relative;
	top: -40px;
}


/* 博物馆 */

.swiper-container {
  width: 100%;
  /* height: 100%; */
  height: 240px;
}
.swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  transition: 300ms;
  transform: scale(0.8);
}
.swiper-slide-active,.swiper-slide-duplicate-active{
  transform: scale(1.5);
  z-index: 999;
}

.swiper-slide img{
	display: block;
	width: 100%;
	height: 100%;
}


/* 考古重要工具 */
.tools_wrap{
	width: 100%;
	color: #ffffff;
	margin-top: 30px;
}
.tools_wrap .line_white{
	position: absolute;
	width: 2px;
	height: 320px;
	background: #979797;
	padding: 0;
	right: 0;
	top: 50px;
	z-index: 9999;
}
.tools_wrap .line_white:before{
	display: block;
	content: '';
	width: 6px;
	height: 100px;
	background: #ffffff;
	position: absolute;
	left: -2px;
	top: 100px;
	border-radius: 3px;
}
.tools_wrap .containter:after{
	display: block;
	content: '';
	width: 107px;
	height: 118px;
	background: url(../imgs/icon_tools.png) no-repeat left top;
	background-size: cover;
	position: absolute;
	right: 20px;
	top: 40px;
}
.tools_wrap .containter{
	padding: 100px 20px 150px 300px;
	background: url(../imgs/tools_bg.png) no-repeat left top;
	background-size: 30%;
}
.tools_wrap h2{
	padding: 10px 0;
}
.tools_wrap .sub_title{
	align-content: 30px;
	padding-bottom: 10px;
}
.tools_wrap p{
	color: #999999;
	line-height: 22px;
	padding-top: 15px;
	font-size: 14px;
}
.tools_wrap a.more{
	display: block;
	line-height: 40px;
	width: 150px;
	text-align: center;
	font-size: 14px;
	background: blue;
	margin-top: 20px;
}



/* 服务 */
.service_wrap .containter{
	background: #ffffff;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	padding: 50px 20px;
}

.service_wrap .line_black{
	position: absolute;
	width: 2px;
	height: 500px;
	background: #dddddd;
	padding: 0;
	right: 30px;
	top: -200px;
	z-index: 9999;
}
.service_wrap .title{
	position: relative;
	max-width: 1200px;
	width: 100%;
	line-height: 80px;
	/* padding-top: 50px; */
	margin: 0 auto;
	background: #ffffff;
	padding-left: 20px;
	font-size: 28px;
}
.service_wrap .sub_title{
	background: #ffffff;
	max-width: 1200px;
	margin: 0 auto;
	width: 100%;
	padding-top: 10px;
	padding-left: 20px;
}
.service_wrap .title:before {
    display: block;
    content: '';
    width: 85%;
	height: 1px;
	background: #979797;
    position: absolute;
    left: 20px;
    top: 70px;
}
.service_wrap .title:after {
    display: block;
    content: '';
    width: 20px;
	height: 40px;
	border: 3px solid #000000;
    position: absolute;
    right: 15%;
    top: 20px;
}
.service_wrap .line_black:before{
	display: block;
	content: '';
	width: 6px;
	height: 100px;
	background: #000000;
	position: absolute;
	left: -2px;
	top: 150px;
	border-radius: 3px;
}
.service_wrap .items{
	/* min-width: 220px; */
	width: 19%;
	text-align: center;
	padding: 20px 20px;
	border-bottom: 5px solid transparent;
	
}
.service_wrap .items h3{
	line-height: 40px;
	/* padding-bottom: 10px; */
}
.service_wrap .items p{
	line-height: 28px;
	opacity: 0;
	font-size: 14px;
	color: #333333;
}
.service_wrap .items .icon{
	width: 120px;
	height: 120px;
	margin: 0 auto;
	
}
.service_wrap .items .icon1{
	background: url(../imgs/icon_service1.png) no-repeat center top;
	background-size: 87px 110px;
}
.service_wrap .items .icon2{
	background: url(../imgs/icon_service2.png) no-repeat center top;
	background-size: 118px 118px;
}
.service_wrap .items .icon3{
	background: url(../imgs/icon_service3.png) no-repeat center top;
	background-size: 118px 94px;
}
.service_wrap .items .icon4{
	background: url(../imgs/icon_service4.png) no-repeat center top;
	background-size: 92px 102px;
}
.service_wrap .items .icon5{
	background: url(../imgs/icon_service5.png) no-repeat center top;
	background-size: 102px 102px;
}
.service_wrap .items:hover .icon1{
	background: url(../imgs/icon_service1_c.png) no-repeat center top;
	background-size: 87px 110px;
}
.service_wrap .items:hover .icon2{
	background: url(../imgs/icon_service2_c.png) no-repeat center top;
	background-size: 118px 118px;
}
.service_wrap .items:hover .icon3{
	background: url(../imgs/icon_service3_c.png) no-repeat center top;
	background-size: 118px 94px;
}
.service_wrap .items:hover .icon4{
	background: url(../imgs/icon_service4_c.png) no-repeat center top;
	background-size: 92px 102px;
}
.service_wrap .items:hover .icon5{
	background: url(../imgs/icon_service5_c.png) no-repeat center top;
	background-size: 102px 102px;
}


.service_wrap .items .active{
	display: none;
}
.service_wrap .items:hover{
	border-radius: 10px;
	border-bottom: 5px solid blue;
	transition: 0.3s;
	box-shadow: 0px 0px 25px 0px rgba(0,0,0,0.3)
}
.service_wrap .items:hover p{
	opacity: 1;
}


/* 产品优势 */
.product_wrap{
	width: 100%;
	padding: 100px 0;
	/* background: #000000; */
}
.product_wrap .title{
	color: #ffffff;
	font-weight: 500;
	position: relative;
	max-width: 1200px;
	width: 100%;
	margin: 0 auto;
	padding-left: 20px;
}
.product_wrap .title:after{
	display: block;
	content: '';
	width: 35px;
	height: 200px;
	background: url(../imgs/product_right.png) no-repeat left top;
	background-size: 60%;
	position: absolute;
	right: 0;
	top: 10px;
}
.product_wrap .title h3{
	font-size: 30px;
	line-height: 35px;
}
.product_wrap .title h2{
	font-size: 28px;
	line-height: 60px;
	padding-top: 10px;
}
.product_wrap .line_white{
	position: absolute;
	width: 2px;
	height: 560px;
	background: #979797;
	padding: 0;
	right: -50px;
	top: -175px;
	z-index: 9999;
}
.product_wrap .line_white:before{
	display: block;
	content: '';
	width: 6px;
	height: 100px;
	background: #ffffff;
	position: absolute;
	left: -2px;
	top: 130px;
	border-radius: 3px;
}
.product_wrap img{
	max-width: 1200px;
	width: 100%;
}
.product_wrap .containter{
	max-width: 1200px;
	width: 100%;
	display: flex;
	justify-content: space-between;
	/* padding: 20px 50px; */
	/* min-height: 600px; */
	/* background: url(../imgs/product.png) no-repeat left top; */
	/* background-size: 100%; */
	padding-top: 40px;
}
.product_wrap .items{
	/* min-width: 215px; */
	width: 19%;
	padding: 250px 20px 80px;
	background: #666666;
	border-radius: 5px;
	border-bottom: 5px solid blue;
}
.product_wrap .items h3{
	font-size: 14px;
	color: #ffffff;
	font-weight: 400;
	line-height:24px;
	text-align: center;
}
/* .product_wrap .icon{
	width: 100px;
	height: 100px;
	border: 1px solid red;
} */
.product_wrap .icon1{
	background: url(../imgs/icon_product1.png) no-repeat center 120px,#333333;
	background-size: 40%;
}
.product_wrap .icon2{
	background: url(../imgs/icon_product2.png) no-repeat center 120px,#333333;
	background-size: 40%;
}
.product_wrap .icon3{
	background: url(../imgs/icon_product3.png) no-repeat center 100px,#333333;
	background-size: 30%;
}
.product_wrap .icon4{
	background: url(../imgs/icon_product4.png) no-repeat center 120px,#333333;
	background-size: 40%;
}
.product_wrap .icon5{
	background: url(../imgs/icon_product5.png) no-repeat center 120px,#333333;
	background-size: 40%;
}


.product_intro{
	display: flex;
	justify-content: space-between;
	position: relative;
	max-width:1200px;
	margin: 0 auto;
}
.product_intro iframe{
	display: block;
	/* width: 110%; */
	width: 100%;
	height: 600px;
	border: none;
	margin-bottom: 20px;
}
.product_intro:after{
	display: block;
	content: '';
	width: 40px;
	height: 110px;
	position: absolute;
	right: 10px;
	top:75px;
	background: url(../imgs/cover_bg.png) no-repeat left top;
	background-size: cover;
}


/* 窑址 */
.kiln_wrap{
	background: #ffffff;
	padding-bottom: 50px;
	padding-top: 50px;
}
.kiln_wrap img{
	width: 100%;
}
/* 愿景使命 */
.vison_wrap{
	background: #ffffff;
}
.vison_wrap .containter{
	display: flex;
	justify-content: space-between;
	width: 100%;
	/* max-width: 1100px; */
	padding: 0;
	padding-bottom: 50px;
	position: relative;
}
.vison_wrap .containter .left{
	/* background: #000000; */
	width: 80%;
	padding: 100px 100px 100px 0;
	position: relative;
	background: url(../imgs/duty_bg.png) no-repeat -150px center,#000000;
	background-size: cover;
}
.vison_wrap .containter:before{
	display: block;
	content: '';
	width: 1500px;
	height: 480px;
	background: #000000;
	position: absolute;
	left: -1500px;
	top: 0;
}
.vison_wrap .containter .right{
	width: 20%;
	font-size: 18px;
	font-weight: 500;
	/* text-align: center; */
	padding: 30px 20px;
	line-height: 30px;
	background: #ffffff;
}
.vison_wrap .containter .left p{
	line-height: 40px;
	font-size: 14px;
	color:#ffffff ;
}

/* .vison_wrap .containter:after{
	display: block;
	content: '';
	width:20%;
	height: 240px;
	background: url(../imgs/vison_right.png) no-repeat left top;
	background-size: 100%;
	position: absolute;
	right: 0;
	bottom: 0;
	
} */

/* 应用场景 */
.sign_wrap{
	/* background: #ffffff; */
	padding: 50px 0;
}
.sign_wrap h2{
	max-width: 1200px;
	margin: 0 auto;
	font-size: 28px;
	font-weight: 500;
	line-height: 60px;
	/* padding-bottom: 20px; */
	border-bottom: 1px solid #979797;
	color: #ffffff;
	font-weight: 400;
	position: relative;
}
.sign_wrap h2 img{
	scale: 0.5;
	display: block;
	position: absolute;
	right: -10px;
	top: 0;
}
.sign_wrap h2:after{
	display: block;
	content: 'Service';
	font-size: 14px;
	color: #ffffff;
	position: absolute;
	left: 0;
	bottom: -50px;
}

.sign_wrap .containter{
	display: flex;
	justify-content: space-between;
	color: #ffffff;
	padding-top: 50px;
}
.sign_wrap .containter .items{
	padding: 30px 20px;
	text-align: center;
	max-width: 200px;
	height: 360px;
}
.sign_wrap .containter .icon{
	width: 100px;
	height: 100px;
	/* border: 1px solid #999999; */
	margin: 0 auto;
}
.sign_wrap .containter h3{
	font-size: 14px;
	font-weight: 400;
	line-height: 30px;
	padding: 10px 0 20px;
}
.sign_wrap .containter p{
	font-size: 13px;
	line-height: 24px;
	opacity: 0;
	font-weight: 400;
	color: #999999;
}
.sign_wrap .items img{
	display: inline-block;
	width: 100px;
	height: 100px;
}

.sign_wrap .items .icon_active{
	display: none;
}
.sign_wrap .items:hover{
	border-radius: 10px;
	border-bottom: 5px solid blue;
	transition: 0.3s;
	box-shadow: 0px 0px 25px 0px rgba(0,0,0,0.3)
}
.sign_wrap .items:hover p{
	opacity: 1;
}
.sign_wrap .items:hover .icon_active{
	display: inline-block;
	transition: 0.3s;
}
.sign_wrap .items:hover .icon{
	display: none;
	transition: 0.3s;
}


/* 资质证书 */
.certificate_wrap{
	width: 100%;
	padding: 80px 0 50px;
	background: #ffffff;
}
.certificate_wrap h2,.certificate_wrap h3 {
	max-width: 1200px;
	width: 100%;
	/* height: 270px; */
	margin: 0 auto;
	/* background: url(../imgs/patent.png) no-repeat left center;
	background-size: 95%; */
	position: relative;
}
.certificate_wrap h2{
	line-height: 100px;
	font-size: 28px;
}
.certificate_wrap h2:before{
	display: block;
	content: '';
	width: 20px;
	height: 36px;
	border: 3px solid #000000;
	position: absolute;
	top: -50px;
}

.certificate_wrap h2:after{
	display: block;
	content: '';
	width: 50px;
	height: 160px;
	background: url(../imgs/patent_right.png) no-repeat left bottom;
	background-size: 100%;
	position: absolute;
	right: 0;
	top: -60px;
}
.certificate_wrap h3{
	padding-bottom: 30px;
}
.certificate_wrap h3:before{
	display: block;
	content: '';
	width: 95%;
	height: 1px;
	background: #979797;
	position: absolute;
	top: -10px;
}

.cert_pc{
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	padding: 0;
}
.cert_pc img{
	display: block;
	width: 23%;
}
.certificate_content{
	display: flex;
	justify-content: space-between;
	flex-direction: row;
	
}
.certificate_content img{
	display: block;
	/* max-width: 260px;
	max-height: 300px; */
}





/* 联系我们 */

.contact{
	/* border: 1px solid red; */
	color: #ffffff;
	font-size: 14px;
}
.contact .containter{
	/* display: flex;
	justify-content: space-between; */
	padding: 20px;
	
}
.contact .containter h2{
	width: 100%;
	padding: 10px 0 20px;
	font-size: 16px;
	position: relative;
}
.contact .containter h2 span{
	display: inline-block;
	position: absolute;
	right: 0;
}
.contact .containter p{
	line-height: 30px;
}
.contact .containter .right{
	width: 50%;
	text-align: right;
}
.contact .footer{
	max-width: 1160px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	padding: 15px 0;
	border-top: 1px solid #979797;
	color: #979797;
	font-size: 12px;
}
.contact .footer a{
	color: #979797;
	font-size: 12px;
}



/* 
----

适配不同尺寸 

-----
*/


@media (min-width: 1401px) {
	.certificate_wrap{
		width: 100%;
		margin: 0 auto;
	}
	.video_pad{
		display: none;
	}
}

@media (max-width: 1400px) {
	.title{
		font-size: 26px;
	}
	.certificate_wrap{
		/* max-width: 800px; */
		/* width: 90%; */
		margin: 0 auto;
	}
	.product_intro{
		width: 110%;
	}
	
	.about{
		margin-top: 0;
	}
	
	.video_pad{
		display: none;
	}
	.video_wrap{
		max-width: 1400px;
		width: 100%;
		left: 0;
	}
	.video_wrap h2{
		padding-left: 12%;
	}
	
	.contact .footer{
		padding: 20px;
	}
}
@media (max-width: 968px) {

	.about{
		height: 450px;
	}
	.product_wrap .containter{
		flex-wrap: wrap;
		justify-content: flex-start;
		/* min-height: 500px; */
		
	}
	.product_wrap .containter .items{
		width: 30%;
		margin-right: 3%;
		/* margin-right: 25px; */
		margin-bottom: 20px;
	}
	
	/* .video_wrap_pad{
		position: relative;
		top: -10%;
	} */
	.video_wrap_pad h2{
		font-size: 30px;
		line-height: 40px;
		color: #ffffff;
		padding-bottom: 20px;
		display: block;
	}
	.video_wrap{
		display: none !important;
	}
	.video_pad{
		display: block !important;
		justify-content: space-between;
	}
	.video_pad .items{
		width: 48.5%;
		margin-bottom: 10px;
	}
	
	.service_wrap .containter{
		justify-content: flex-start;
	}
	.service_wrap .items{
		width: 30%;
		margin-right: 3%;
		margin-bottom: 50px;
	}
	.service_wrap .items p{
		opacity: 1;
	}
	
}
@media (max-width: 769px) {
	.logo{
		width: 50px;
		background-size: 100%;
	}
	.banner{
		padding-top: 60px;
	}
	.nav a{
		padding-left: 5px;
	}
	/* 关于我们 */
	.about{
		margin-top: 0;
		height: 200px;
	}
	.about>.containter{
		padding: 20px;
	}
	.about h2{
		padding: 20px 0 30px;
	}
	.about p{
		width: 100%;
	}
	.about .line_black{
		display: none;
	}
	
	.video_wrap_pad h2{
		display: block;
		font-size: 24px;
	}
	
	.video_pad .items{
		width: 100%;
	}
	
	.service_wrap .title{
		/* height: 100px;
		max-width: 1200px; */
		width: 100%;
		font-size: 24px;
		/* margin: 0 auto; */
	}
	
	
	/* 考古工具 */
	.tools_wrap{
		margin-top: 0;
	}
	.tools_wrap .containter{
		padding: 100px 20px;
	}
	
		
	
	
	
	.product_wrap .title h3{
		font-size: 24px;
	}
	.product_wrap .title h2{
		font-size: 26px;
	}
	
	.product_wrap .containter{
		flex-wrap: wrap;
		justify-content: flex-start;
		/* min-height: 400px; */
	}
	.product_wrap .containter .items{
		width: 30%;
		margin-right: 3%;
		margin-bottom: 20px;
		padding: 200px 20px 60px;
	}
	.product_wrap .icon{
		background-position: center 50px;
	}
	
	.vison_wrap .containter .left{
		padding-left: 20px ;
	}
	
	/* 应用场景 */
	.sign_wrap .containter{
		flex-wrap: wrap;
		justify-content: space-between;
	}
	.sign_wrap h2{
		width: 90%;
	}
	.sign_wrap h2 img{
		transform: scale(0.6);
	}
	.sign_wrap .containter .items{
		width: 40%;
		max-width: 100%;
		padding: 20px 20px;
		margin-bottom: 20px;
		/* height: 380px; */
	}
	
	.sign_wrap .containter .items p{
		opacity: 1;
	}
	
	
	.service_wrap .line_black{
		display: none;
	}

	.certificate_wrap h2{
		height: 100px;
		padding-left: 20px;
		/* background-size: 90%; */
		/* background-position: 40px 20px; */
	}
	.certificate_wrap h3{
		padding-left: 20px;
	}
	.certificate_wrap h3:before{
		width: 85%;
	}
	
	.cert_pc{
			display: none;
	}
	.cert_phone{
		display: flex !important;
		flex-wrap: wrap;
		justify-content: space-around;
		margin: 0 auto;
	}
	.cert_phone img{
		display: block;
		width: 42%;
		/* height: 200px; */
		margin-bottom: 20px;
	}
	
	.service_wrap .containter{
		flex-wrap: wrap;
		justify-content: inherit;
	}
	.service_wrap .items{
		width: 30%;
		padding: 20px 10px;
		padding-top: 20px;
	}
	.service_wrap .items p{
		line-height: 24px;
		font-size: 12px;
		padding: 0 10px;
		/* opacity: 1; */
	}
}


@media (max-width: 480px) {
	.logo{
		width: 20px;
		background-size: 100%;
	}
	.about{
		height: 280px;
	}
	.service_wrap .items{
		width: 50%;
		margin-right: 0;
		margin-bottom: 20px;
	}
	.service_wrap .title{
		height: 80px;
	}
	.service_wrap .title:after{
		display: block;
		content: '';
		font-size: 14px;
		color: #333333;
		border: 2px solid #000000;
		position: absolute;
		right: 50px;
		bottom: -20px;
		z-index: 999;
		transform: scale(0.8);
	}
	.service_wrap .sub_title{
		display: none;
	}
	
	.banner{
		padding-top: 60px;
	}
	
	.video_wrap_pad h2{
		padding-top: 20px;
	}
	/* 产品优势 */
	/* .product_wrap .containter .items{
		width: 47%;
		margin-right: 3%;
	} */
	
	.product_wrap .containter{
		justify-content: space-between;
	}
	.product_wrap .containter .items{
		width: 47%;
		margin-right: 0;
		margin-bottom: 20px;
		padding: 150px 20px 60px;
	}
	
	.sign_wrap .containter .items{
		width: 50%;
		margin-right: 0;
		padding: 20px 15px;
	}
	.sign_wrap .containter p{
		line-height: 22px;
	}
	
	
	.product_wrap{
		padding-top: 20px;
	}
	.product_intro{
		width: 120%;
	}
	.product_intro iframe{
		height: 400px;
	}
	.product_intro:after{
		display: none;
	}
	
	/* 愿景 */
	.vison_wrap .containter{
		padding-bottom: 0;
	}
	.vison_wrap .containter .left{
		width: 100%;
		padding: 40px 20px;
	}
	.vison_wrap .containter .right{
		display: none;
	}
	.vison_wrap .containter:after{
		display: none;
	}
	
	.certificate_wrap h2{
		height: 100px;
		background-position: 10px 0;
	}
	.certificate_wrap h3:before{
		width: 80%;
	}
	.certificate_wrap h2:before{
		transform: scale(0.9);
	}
}