*{
	padding:0;
	margin:0;
	list-style: none;
}
body{
	max-width:1900px;
	min-width:1600px;
	margin: auto;
}
a{
	text-decoration: none;
}
a{
	text-align:center;
}
a:link{
	color:#000000;
}
a:visited{
	color:#000000;
}
a:hover{
	color:#37a0d5;
}
#indextop{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	height:80px;
	background-color: #cacaca;
	padding-top:70px;
	text-align: center;
}
#indextop a{
    height:50px;
    margin:0 40px;
}
#indextop img{
	padding-right:120px;
}
#indextop span{
	padding:0 80px 80px;
	text-align: center;
	line-height:50px;
}
#indextop span img{
	padding:0;
	display: inline-block;
	vertical-align: middle;
}

.abtop{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	height:80px;
	background-color: #ffffff;
	padding-top:70px;
	text-align: center;
}
.abtop a{
    height:50px;
    margin:0 40px;
}
.abtop img{
	padding-right:120px;
}
.abtop span{
	padding:0 80px 80px;
	text-align: center;
	line-height:50px;
}
.abtop span img{
	padding:0;
	display: inline-block;
	vertical-align: middle;
}


#banner{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
}
#banner img{
	width:100%;
}
#banner{
	width:100%;
	min-width:1600px;
	margin:auto;
	height:986px;
	max-width:1900px;
	
}
#bannerimg{
	position: absolute;
	width:100%;
	min-width:1600px;
	height:986px;
	overflow: hidden;
	max-width:1900px;
}

#banner ul li{
	width:100%;
	min-width:1600px;
	max-width:1900px;
	height:986px;
	position:absolute;
	float:left;
	top:0;
	
	transition: 1s;
}
#bannerimg ul li:nth-child(1){
	background: url(../img/banner1.jpg) no-repeat center center;
	background-size: cover;
	z-index: 5;
	left:0;
}
#bannerimg ul li:nth-child(2){
	background: url(../img/banner2.jpg) no-repeat center center;
	background-size: cover;
	z-index: 4;
	left:100%;
}
#bannerimg a{
	background-color: #ffffff;
	width:15px;
	height:15px;
	display: inline-block;
	border-radius:10px;
	position: relative;
	top:900px;
	left:49%;
	z-index: 10;
	margin:0 5px;
	opacity: 0.5;
}
#bannerimg .on{
    background-color: #37A0D5;
	opacity: 1;
}
#aboutus{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	background: url(../img/aboutus.png) no-repeat 1700px top;
	background-size: 8%;
	background-color: #dcdcdc;
	height:900px;
	margin-top:30px;
	
}
#aboutus div:nth-child(1){
	float: left;
	max-width:761px;
	height:780px;
	background-color: #000000;
	margin:60px 0;
	margin-left:4%;
}
#aboutus div:nth-child(1) span{
	height:780px;
	display: inline-block;
	vertical-align: middle;
}

#aboutus div:nth-child(2){
	float: left;
	max-width:719px;
	height:780px;
	margin:100px 0 20px;
	padding-left:3%;
}
#aboutus div:nth-child(2) p{
	font-size:30px;
	font-weight: bold;
}
#aboutus div:nth-child(2) p:nth-child(4){
	font-size:18px;
	font-weight: normal;
	margin:30px 0 90px;
	line-height:45px;
	text-indent: 2em;
}
#aboutus div:nth-child(2) p:nth-child(6){
	font-size:18px;
	font-weight: normal;
	margin:30px 0;
	line-height:45px;
	text-indent: 2em;
}
#product{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	height:1070px;
}
#product img{
	margin:0;
	padding:0;
	width: 100%;
}
#prolist{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	height:750px;
	padding-top:30px;
	position: relative;
}
#prolist span{
	display: block;
	margin: auto;
	text-align: center;
}
#prolist span:nth-child(1){
	font-size:50px;
	font-weight: bold;
	line-height: 120px;
}
#prolist span:nth-child(2){
	font-size:24px;
	color: #787b80;
	line-height: 60px;
}
#prolist span:nth-child(3){
	font-size:16px;
	color: #787b80;
}
#prolist div:nth-child(2){
	width:1200px;
	height:465px;
	margin: 30px auto;
	overflow: hidden;
}
#prolist div:nth-child(2) ul{
	height:465px;
	margin-left:0;
	width:4800px;
	float: left;
}
#prolist div:nth-child(2) li{
	width:380px;
	height:465px;
	margin:10px 10px;
	float: left;
}
#prolist div:nth-child(2) li img{
	width:100%;
}
#fangxiang a:nth-child(1){
	position: absolute;
	top:55%;
	left:5%;
	width:83px;
	height:83px;
	z-index: 100;
}
#fangxiang a:nth-child(2){
	position: absolute;
	top:55%;
	right:5%;
	width:83px;
	height:83px;
	z-index: 100;
}
#xsbfoot{
	width:100%;
	margin:auto;
	max-width:1900px;
	min-width:1600px;
	max-height:550px;
	background-color: #333333;
	clear:both;
	overflow: hidden;
	
}
#xsbfoot a{
	color:#ffffff;
}
#xsbfoot div:nth-child(1){
	width:45%;
	float: left;
	padding:120px 0;
	text-align: center;
}
#xsbfoot div:nth-child(2){
	width:55%;
	float: left;
	padding:80px 0;
}
#xsbfoot div:nth-child(2) span{
	display: block;
	color: #e1e1e1;
	font-size:20px;
	line-height:30px;
}
#xsbfoot div:nth-child(2) span:nth-child(1){
	font-size: 32px;
	font-weight: bold;
	line-height: 65px;
}
.abbanner{
	max-width: 1900px;
	min-width: 1600px;
	margin:auto;
}
.abbanner img{
	width:100%;
}
.wz{
	max-width: 1900px;
	min-width: 1600px;
    margin: auto;
	height:100px;
	padding:50px 0 0;
	border-bottom: 1px solid #efefef;
	line-height: 100px;
}
.wz span{
	display: block;
	margin: auto;
	max-width: 1200px;
	min-width: 1000px;
}
#abcon{
    width: 1200px;
	height:500px;
	padding:100px 0 80px;
	margin:auto;
}
#abcon div:nth-child(1){
	width:43%;
	padding:0 7% 0 0;
	float: left;
}
#abcon div:nth-child(1) span{
	display: block;
	
}
#abcon div:nth-child(1) span:nth-child(1){
	font-size: 28px;

}
#abcon div:nth-child(1) span:nth-child(2){
	font-size: 55px;
	font-weight: bold;
	padding:10px 0 30px;
}
#abcon div:nth-child(1) span:nth-child(3){
	font-size: 20px;
	line-height: 35px;
	color: #787B80;
	text-indent: 2em;
}
#abcon div:nth-child(1) span:nth-child(3) p{
	padding:10px 0;
}
#abcon div:nth-child(2){
	width:50%;
	float: left;
}
.newscon{
	width:80%;
	margin:auto;
}



.prleibie{
	width:1400px;
	margin: 80px auto 0;
	display: flex;
	justify-content: center;
	align-items:center;
}
.prleibie ul{
	height:200px;
	
}
.prleibie li{
	display: inline-block;
	width:150px;
	height:50px;
	line-height: 50px;
	font-size: 16px;
	font-weight: bold;
	margin:0 20px;
	border: 1px solid #333333;
	text-align: center;
}
.prleibie .on{
	background-color: #37A0D5;
	border: 2px solid #37A0D5;
	color: #ffffff;
}
.prleibie .on a{
	color: #ffffff;
}
.prshow{
	width:1400px;
	margin: 50px auto 0;
}
.prshow li{
	display: inline-block;
	width:400px;
	margin:0 30px 20px;
	text-align: center;
}
.prshow li span{
	line-height: 30px;
	display: inline-block;
	width:400px;
}
.prshow li span img{
	width:100%
}
.prshow li span:nth-child(2){
	font-size: 22px;
	font-weight: bold;
	height:40px;
	line-height:40px;
}
.prshow li span:nth-child(3){
	font-size: 16px;
	height:60px;
	line-height:30px;
}
.prshow li .prodetail{
	display:inline-block;
	width:150px;
	border: 1px solid #999999;
	border-radius: 30px;
	margin: 30px auto 50px;
	font-size: 16px;
	font-weight: bold;
	height:50px;
	line-height: 50px;
}

.newstop{
	width:800px;
	margin:50px auto;
}
.newstop li{
	text-align: center;
	font-family: "微软雅黑";
}
.newstop li:nth-child(1){
	font-size: 30px;
	font-weight: bold;
	color: #01AAED;
	padding:20px 0;
}
.newstop li:nth-child(2){
	font-size: 24px;
	color: #666666;
}
.newstop li:nth-child(3){
	font-size: 16px;
	color: #999999;
	padding:40px 0 0;
}
.newsnr{
	width:1200px;
	margin: 50px auto;
}
.newsnr ul{
	border: 1px solid #eeeeee;
	overflow: hidden;
	margin:30px auto;
}
.newsnr ul:hover{
	background-color: #eeeeee;
}
.newsnr ul li{
	display: block;
	float: left;
}
.newsnr ul li:nth-child(1){
	width:150px;
	height:180px;
	background: #efefef;
}
.newsnr ul li:nth-child(1) span:nth-child(1){
	width:150px;
	height:120px;
	line-height: 150px;
	text-align: center;
	display: block;
	font-size: 70px;
	color: #37A0D5;
	font-weight: bold;
	font-family: arial;
}
.newsnr ul li:nth-child(1) span:nth-child(2){
	width:150px;
	height:60px;
	line-height: 50px;
	text-align: center;
	display: block;
	font-size: 20px;
	color: #cccccc;
	font-family: arial;
}
.newsnr ul li:nth-child(2){
	width:720px;
	height:180px;
	padding:0 100px 0 50px;
}
.newsnr ul li:nth-child(2) span:nth-child(1){
	width:60px;
	height:2px;
	display: block;
	background-color: #007DDB;
	margin:35px 0 0;
}
.newsnr ul li:nth-child(2) span:nth-child(2){
	width:750px;
	height:60px;
	display: block;
	font-weight: bold;
	line-height: 60px;
	font-size:20px;
}
.newsnr ul li:nth-child(2) span:nth-child(3){
	width:750px;
	height:70px;
	display: block;
	line-height: 28px;
	font-size:14px;
	color: #888888;
}
.newsnr ul li:nth-child(3){
	width:120px;
	height:180px;
	line-height: 180px;
	color: #888888;
	background: url(../img/news-arrow.png) no-repeat center right;
}
.newsnr a{
	margin:0;
	padding:0;
}
.newsnr a:link{
	color:#333333;
}
.newsnr a:visited{
	color:#333333;
}
.newsnr a:hover{
	color:#37a0d5;
}

.questionnr1{
	width:1200px;
	margin:80px auto 0;
	text-align: center;
	font-size: 32px;
	font-weight: bold;
	padding-bottom:30px;
	border-bottom: 1px solid #CCCCCC;
}
#questionnr2{
	width:1200px;
	margin:40px auto 80px;
}
#questionnr2{
	width:1200px;
	margin:40px auto 80px;
}
#questionnr2 li{
	wdith:1200px;
	border-bottom: 1px solid #cccccc;
	overflow: hidden;
	padding:20px 0;
}
#questionnr2 li:nth-child(2){
	background-color: #efefef;
	display: none;
}
#questionnr2 li span{
	display: block;
	float: left;
	text-align: left; 
}
#questionnr2 li span:nth-child(1){
	width:1150px;
	height:40%;
	line-height:30px;
}

#questionnr2 li:nth-child(1) span:nth-child(1) a:link{
	color: #888888;
}
#questionnr2 li:nth-child(1) span:nth-child(2){
	width:1140px;
	height:60%;
	padding-left:10px;
	font-size:22px;
	font-weight: bold;
	line-height:39px;
}
#questionnr2 li:nth-child(1) span:nth-child(3){
	width:50px;
	height:50px;
	text-align: center;
	line-height: 50px;
}
#questionnr2 li:nth-child(2) span:nth-child(1){
	width:1170px;
	padding-left:30px;
	font-size:14px;
	line-height:39px;
	color: #0F8DCD;
}
#questionnr2 li:nth-child(2) span:nth-child(2){
	width:1140px;
	padding:0 30px;
	font-size:14px;
	line-height:28px;
	color: #888888;
}
#questionnr2 i {
  border: solid black;
  border-width: 0 3px 3px 0;
  display: inline-block;
  padding: 4px;
  text-align: right;
}
#questionnr2 .down {
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
}
#questionnr2 .down1 {
  transform: rotate(225deg);
  -webkit-transform: rotate(225deg);
}
.contactnr{
	width:1200px;
	margin:60px auto;
	overflow: hidden;
}
.contactnr li{
	float:left;
}
.contactnr li:nth-child(1){
	width:500px;
	display: block;
	margin-right:90px;

}
.contactnr span{
	width:500px;
	display: block;
	margin:20px 0;
}
.contactnr li:nth-child(1) span:nth-child(1){
	font-size:39px;
	font-weight: bold;
    margin:100px 0 50px;
}

.contactnr li:nth-child(1) span:nth-child(2){
	font-size:20px;
	width:300px;
	text-align: center;
	border:1px solid #333333;
	border-radius: 10px;
	height:50px;
	line-height: 50px;

}
.contactnr li:nth-child(1) span:nth-child(3){
	font-size:20px;
	width:300px;
	text-align: center;
	border:1px solid #333333;
	border-radius: 10px;
	height:50px;
	line-height: 50px;

}
.contactnr li:nth-child(1) span:nth-child(4){
	font-size:16px;
	width:300px;
	text-align: center;
	height:50px;
	line-height: 50px;
}

.contactnr li:nth-child(2){
	width:607px;
	display: block;
}

.video1{
	padding:100px 0 50px;
	margin: auto;
	text-align: center;
}
.video1 span{
	display: block;
}
.video1 span:nth-child(1){
	color: #666666;
	font-size: 20px;
}
.video1 span:nth-child(2){
	color: #aaaaaa;
	font-size: 14px;
}
.video2{
	width:1800px;
	margin: auto;
    height:1100px;
	position: relative;
	padding-bottom: 100px;
}
.video2 div:nth-child(1){
	margin: auto;
	width:1180px;
	height: 750px;
}
.video2 div:nth-child(2){
	margin: auto;
	margin-top:50px;
	width:1200px;
	height: 300px;
	overflow: hidden;
	
}
.video2 div:nth-child(2) ul{
	width:4000px;
}
.video2 div:nth-child(2) ul li{
	width:380px;
	float: left;
	margin:0 10px;
	text-align: center;
}
.video2 div img{
	width: 100%;
	opacity: 0.5;
}
.video2 div:nth-child(2) ul .on span{
	color: #37A0D5;
	font-weight: bold;
}
.video2 div:nth-child(2) ul .on img{
	opacity: 1;
}
.video2 div:nth-child(2) ul li span{
	line-height: 50px;
	color: #999999;
}
.video2 div:nth-child(2) ul li span img{
	width:100%;
}
.video2 div:nth-child(3){
	position: absolute;
	top:900px;
	left:200px;
	width:60px;
	height:60px;
	display: inline-block;
}
.video2 div:nth-child(4){
	position: absolute;
	top:900px;
	right:200px;
	width:60px;
	height:60px;
	display: inline-block;
}





.prdetail1{
	width:100%;
	margin:auto;
	overflow: hidden;
	padding:80px 0;
	border-top: 1px solid #cccccc;
}
.prdetail1 ul{
	width:1200px;
	margin:auto;
}
.prdetail1 li:nth-child(1){
	width:600px;
	text-align: center;
	float: left;
}
.prdetail1 li:nth-child(1) img{
	max-width:600px;
}
.prdetail1 li:nth-child(2){
	width:550px;
	text-align: center;
	float: left;
	padding-left:50px
}
.prdetail1 li:nth-child(2) span{
	width:100%;
	text-align: left;
	float: left;
}
.prdetail1 li:nth-child(2) span:nth-child(1){
	font-size:16px;
	font-weight: bold;
	padding:10px 0;
}
.prdetail1 li:nth-child(2) span:nth-child(2){
	font-size:35px;
	font-weight: bold;
	padding:20px 0 10px;
}
.prdetail1 li:nth-child(2) span:nth-child(3){
	font-size:18px;
	font-weight: bold;
	padding:10px 0;
}
.prdetail1 li:nth-child(2) span:nth-child(4){
	font-size:16px;
	padding:10px 0 20px;
}
.prdetail1 li:nth-child(3){
	width:550px;
	text-align: center;
	float: left;
	padding:0 0 20px 50px;
	
}
.prdetail1 li:nth-child(3) span{
	width:100%;
	text-align: left;
	float: left;
	font-size:16px;
	height:40px;
	line-height: 40px;
}
.prdetail1 li:nth-child(3) span:nth-child(1){
	border-top:1px solid #cccccc;
	padding-top:20px;
}
.prdetail1 li:nth-child(4){
	width:550px;
	text-align: center;
	float: left;
	padding-left:50px;
}
.prdetail1 li:nth-child(4) span{
	border-top:1px solid #cccccc;
	padding-top:20px;
	width:100%;
	text-align: left;
	float: left;
	font-size:16px;
	height:30px;
	line-height: 30px;
}
	
.prdetail2{
	width:100%;
               
}
.prdetail2 ul{
	 clear:both;
}
.prdetail2 ul li:nth-child(1){
	width:100%;
	margin: auto;
	border-top:1px solid #cccccc;
	border-bottom:1px solid #cccccc;
	height: 80px;
	line-height: 80px;
	font-size: 20px;
	font-weight: bold;
	text-align: center;
	
}
.prdetail2 ul li:nth-child(2){
	width:1200px;
	font-size: 16px;
	margin: auto;
	line-height: 28px;
	padding:40px 0;
}


.newsnr2{
	width:1000px;
	margin:10px auto 80px;
}

.newsnr2 li{
	width:1000px;
}
.newsnr2 li:nth-child(1){
	font-size:24px;
	text-align: center;
	height:50px;
	line-height: 50px;
	margin:60px auto 20px;
	
}
.newsnr2 li:nth-child(2){
	height:10px;
	border-top: 2px solid #007DDB;
	width:40px;
	margin: auto;
	
}
.newsnr2 li:nth-child(3){
	font-size:14px;
	text-align: center;
	color: #999999;
	margin-bottom: 50px;

	padding-bottom: 10px;
}
.newsnr2 li:nth-child(4){
	font-size:16px;
	width: 800px;
	margin: auto;
	text-indent: 28px;
	line-height:28px;
}
.newsnr2 li:nth-child(4) p{
	text-indent: 2em;
	padding:10px 0;
}
.newsnr2 li:nth-child(4) img{
	max-width:100%;
	display: block;
	margin: 20px auto;
}