html body {
	width: 100%;
	background-color: whitesmoke;
}
* {
	margin: 0;
	padding: 0;
}
.topnav {
	width: 100%;
	height: 97px;
	background-image: url('../images/indeximg/tu_03.jpg');
	background-repeat: repeat-x;
}
.logodiv {
	position: relative;
	width: 1200px;
	height: 97px;
	left: 50%;
	transform: translateX(-45%);
}
.divimg {
	width: 300px;
	height: 97px;
	display: inline-block;
	text-align: center;
}
.logoimg {
	text-align: center;
}
.topnav .nav {
	width: 700px;
	text-align: center;
	display: inline-block;
}
.topnav .nav table td {
	width: 100px;
	height: 40px;
	text-align: center;
	line-height: 40px;
}
.topnav .nav table td a {
	text-decoration: none;
	color: black;
}
.topnav .nav table td a span {
	font-family: "宋体";
	font-size: 16px;
}
.indexpage #box {
	width: 100%;
	height: 500px;
}
.indexpage #box .content {
	height: 500px;
	width: 100%;
}
.indexpage #box .content #item {
	height: 500px;
	display: block;
}
.indexpage #box .content #item .item {
	list-style: none;
	position: absolute;
	opacity: 0;
	transition: all 1s;
	display: block;
}
.indexpage #box .content #item .item.active {
	opacity: 1;
}
.indexpage #box .content #item .item img {
	width: 100%;
	height: 500px;
	display: block;
	overflow: hidden;
}
#btn-left{
	width: 30px;
	height: 40px;
	font-size: 30px;
	color: white;
	background-color:rgba(0,0,0,0.4);
	line-height: 40px;
	padding-left:5px;
	z-index: 10;
	position: absolute;
	left: 0;
	top: 35%;
	transform: translateY(-50%);
	cursor: pointer;
	opacity: 0;
}
#box:hover #btn-left{
	opacity: 1;
}
#btn-right{
	width: 30px;
	height: 40px;
	font-size: 30px;
	color: white;
	background-color:rgba(0,0,0,0.4);
	line-height: 40px;
	padding-left: 5px;
	z-index: 10;
	position: absolute;
	right: 0;
	top: 35%;
	cursor: pointer;
	opacity: 0;
	transform: translateY(-50%);
}
#box:hover #btn-right{
	opacity: 1;
}
.indexpage #box .navpic {
	width: 100%;
	position: relative;
}
.indexpage #box .navpic #circle {
	width: 120px;
	position: relative;
	left: 50%;
	margin-left: -60px;
}
.indexpage #box .navpic #circle-ul{
	height: 20px;
	display: flex;
	position: relative;
	bottom: 35px;
}
.indexpage #box .navpic #circle-ul .circle-li{
	list-style: none;
	width: 10px;
	height: 10px;
	border-radius: 10px;
	border: 2px solid white;
	background: rgba(0,0,0,0.4);
	cursor: pointer;
	margin: 5px;
}
.white{
	background-color: #FFFFFF;
}
.company {
	width: 100%;
}
.company .company-title {
	width: 200px;
	position: relative;
	padding-top: 20px;
	text-align: center;
	left: 50%;
	transform: translateX(-50%);
}
.company .company-title span {
	font-size: 36px;
	font-family: "宋体";
	text-align: center;
}
.company .company-content {
	width: 100%	;
}
.company .company-content .content-text{
	width: 800px;
	position: relative;
	left: 50%;
	transform: translateX(-50%);
}
.company .company-content .text {	
	width: 800px;
	padding-bottom: 20px;
}
.company .company-content .text span {
	font-size: 16px;
	font-family: "宋体";
}
.company .company-img {
	width: 800px;
	position: relative;
	left: 50%;
	margin-left: -400px;
}
.company .company-img .company-image {
	display: inline-block;
	width: 180px;
	padding-left: 40px;
	padding-right: 40px;
}
.product {
	width: 100%;
}
.product .product-title {
	width: 200px;
	position: relative;
	padding-top: 50px;
	text-align: center;
	left: 50%;
	transform: translateX(-50%);
}
.product .product-title span {
	font-size: 36px;
	font-family: "宋体";
	text-align: center;
}
.product .product-img {
	position: relative;
	width: 1200px;
	padding-top: 5px;
	left: 50%;
	transform: translateX(-50%);
	text-align: center;
}
.product .product-img .product-image {
	display: inline-block;
	width: 200px;
	padding-left: 20px;
	padding-right: 30px;
	padding-bottom: 20px;
	padding-top: 30px;
	text-align: center;
}
.product .product-more {
	text-align: center;
	position: relative;
	width: 200px;
	left: 50%;
	transform: translateX(-50%);
}
.product .product-more span {
	font-size: 20px;
	font-family: "宋体";
	text-align: center;
}
.product .product-more span a{
	color: black;
}
.footer {
	width: 100%;
	padding-top: 20px;
}
.footer .footer-nav {
	width: 100%;
	height: 102px;
	background-image: url('../images/indeximg/tu_03.jpg');
	background-repeat: repeat-x;
}
.footer .footer-nav .footer-table{
	width: 1200px;
	height: 102px;
	position: relative;
	left: 50%;
	transform: translateX(-50%);
}
.footer .footer-nav .footer-table .footer-img1 {
	padding-right: 60px;
}
.footer .footer-nav .footer-table .footer-img2 {
	padding-right: 20px;
}

.footer .footer-nav .footer-table .footer-content a {
	text-decoration: none;
	color: black;
}

.footer .footer-nav .footer-table .footer-content .footer-img3{
	width: 74px;
	height: 23px;
	border: 0;
}