img {
	max-width: 100%;
}

header {
	width: 100%;
	text-align: center;
	box-shadow: 0px 3px 9px #f5f5f5;
	margin-bottom: 6px;
	height: 81px;
	position: fixed;
	top: 0;
	background: #fff;
	z-index: 200;	
/*

	position: fixed;
	top: 0;
	background: #fff;
	z-index: 2;
	*/
}
header .logo {
	margin: 20px 0 0 50px;
}
header .logo a {
	display: inline-block;
}
header .logo a img {
	width: 159px;
}
header .nav {
	display: inline-block;
}
header .phone_nav {
	display: none;
}
header .phone_nav_switch {
	display: none;
}
header .nav ul.one {
	font-size: 0;
	text-align: left;
}
header .nav ul.one li {
	display: inline-block;
	margin: 0 40px;
}
header .nav ul.one li a {
	font-size: 16px;
	color: #333333;
	display: inline-block;
	line-height: 80px;
	border-bottom: 1px solid transparent;
}
header .nav ul.one li a:hover {
	color: #1597d2;
	border-bottom: 1px solid #1597d2;
}
/*导航点击后高亮样式*/
.nav_light {
	color: #1597d2 !important;
	border-bottom: 1px solid #1597d2 !important;
}
header .international {
	margin: 25px 50px 0 0;
	font-size: 0;
	vertical-align: middle;
}
header .international a {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	-o-box-sizing: border-box;
	-ms-box-sizing: border-box;
	box-sizing: border-box;

	display: inline-block;
	text-align: right;
	padding-right: 11px;
	width: 60px;
	height: 30px;
	line-height: 30px;
	background: #1597d2 url(../images/commonImg/en.png) no-repeat 10px 7px;
	border-radius: 15px;
	font-size: 14px;
	color:#fff;

}
header .international a:hover {
	opacity: 0.6;
}

/*鼠标移入产品中心后的下拉导航*/
header .nav .pull_down {
	z-index: 10;
	position: fixed;
	top: 81px;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.5);
	display: none;
	/*display: block;*/
	/*溢出才生成滚动条*/
	overflow-y: auto;
	/*overflow: scroll;*/
}
header .nav .pull_down .pull_downs {
	background: #f8f8f8;
	/*width: 100%;*/
	/*height: 100%;*/
}
header .nav .pull_down .father {
	width: 1200px;
	margin: 0 auto;
	padding-top: 40px;
	font-size: 0;
	text-align: left;
}
header .nav .pull_down .father .father_li {
	width: 25%;
	text-align: left;
	display: inline-block;
	vertical-align: top;
	padding-left: 51.5px;
	padding-right: 51.5px;
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	-o-box-sizing: border-box;
	-ms-box-sizing: border-box;
	box-sizing: border-box;
	padding-bottom: 50px;
}
header .nav .pull_down .father .father_li .son {
	padding-left: 50px;
	background-repeat: no-repeat;
	background-position: 5px 13px;
}
header .nav .pull_down .father .father_li .son1 {
	background-size: 15px 35px;
}
header .nav .pull_down .father .father_li .son2 {
	background-size: 27px 25px;
}
header .nav .pull_down .father .father_li .son3 {
	background-size: 24px 30px;
}
header .nav .pull_down .father .father_li .son4 {
	background-size: 31px 25px;
}
header .nav .pull_down .father .father_li .son5 {
	background-size: 25px 26px;
}
header .nav .pull_down .father .father_li .son6 {
	background-size: 33px 28px;
}
header .nav .pull_down .father .father_li .son7 {
	background-size: 35px 26px;
}
header .nav .pull_down .father .father_li .son8 {
	background-size: 36px 19px;
}
header .nav .pull_down .father .father_li .son .title {
	line-height: 40px;
	border-bottom: 1px solid #dfdfdf;
	font-size: 14px;
}
header .nav .pull_down .father .father_li .son .title a {
	color: #4aa6d7;
}
header .nav .pull_down .father .father_li .son .title a:hover {
	opacity: 0.6;
}
header .nav .pull_down .father .father_li .son .item {
	font-size: 12px;
	line-height: 26px;
}
header .nav .pull_down .father .father_li .son li:nth-of-type(2) {
	margin-top: 12px;
}
header .nav .pull_down .father .father_li .son .item a {
	color: #666;
}
header .nav .pull_down .father .father_li .son .item a:hover {
	opacity: 0.6;
}
header .nav .pull_down .father2 {
	padding-top: 30px;
	padding-bottom: 60px;
}




footer {
	width: 100%;
	background: #393939 url(../images/commonImg/fotter_bg.png) no-repeat 55px 30px;
}
footer .footer_con {
	width: 1400px;
	margin: 0 auto;
}
footer .footer_con .small_nav {
	padding-top: 53px;
}
footer .footer_con .left a {
	display: inline-block;
}
footer .footer_con .left a img {
	width: 159px;
}
footer .footer_con .left a:hover {
	opacity: 0.6;
}
footer .footer_con .right li {
	float: left;
	line-height: 35px;
	margin-right: 70px;
}
footer .footer_con .right li a {
	font-size: 16px;
	color: #fff;
}
footer .footer_con .right li a:hover {
	opacity: 0.6;
}
footer .footer_con .right li:last-child {
	margin-right: 0px;
}
footer .footer_con .copyright {
	text-align: center;
	height: 35px;
	line-height: 35px;
	font-size: 14px;
	color: #999999;
	padding-bottom: 53px;
}

footer .footer_con .copyright a {
	color: #999;
}

footer .footer_con .copyright a:hover {
	text-decoration: underline;
}


/*响应*/
@media screen and (max-width: 1600px) {
	footer {
		background: #393939 url(../images/commonImg/fotter_bg.png) no-repeat -85px 30px;
	}
}

@media screen and (max-width: 1440px) {
/*	header .nav .pull_down {
	    top: 80px;
	}	*/
	footer {
		background: #393939 url(../images/commonImg/fotter_bg.png) no-repeat -85px 16px;
	}
	footer .footer_con {
		width: 1300px;
	}
	footer .footer_con .small_nav {
		padding-top: 40px;
	}
	footer .footer_con .copyright {
		padding-bottom: 40px;
	}
}
@media screen and (max-width: 1366px) {
/*	header .nav .pull_down .father .father_li {
		padding-right: 90px;
	}
	header .nav .pull_down .father .father_li .son .item {
		line-height: 24px;
	}
	header .nav .pull_down .father .father_li .son .title {
		height: 50px;
		line-height: 50px;
	}
	header .nav .pull_down .father {
		width: 1100px;
		padding-top: 20px;
	}
	header .nav .pull_down .father .father_li .son {
		background-position: 5px 12px;
	}
	header .nav .pull_down .father2 {
		padding-top: 20px;
		padding-bottom: 20px;
	}*/
	header {
		box-shadow: 0px 3px 5px #f5f5f5;
		margin-bottom: 3px;
		height: 61px;
	}
	header .nav ul.one li a {
		font-size: 16px;
		line-height: 60px;
	}
	header .logo a img {
		width: 120px;
	}
	header .logo {
		margin: 15px 0 0 30px;
	}
	header .nav ul.one li {
		margin: 0 30px;
	}
	header .international {
		margin: 15px 30px 0 0;
	}
	header .nav .pull_down .father {
		width: 1000px;
		padding-bottom: 22px;
	}
	header .nav .pull_down {
		top: 61px;
	}
	header .nav .pull_down .father .father_li {
	padding-left: 25px;
	padding-right: 25px;
	padding-bottom: 20px;
	}
	header .nav .pull_down .father .father_li .son .item {
		line-height: 22px;
	}
	footer .footer_con {
		width: 1100px;
	}
	footer .footer_con .small_nav {
		padding-top: 20px;
	}
	footer .footer_con .copyright {
		padding-bottom: 20px;
	}
	footer {
		background: #393939 url(../images/commonImg/fotter_bg.png) no-repeat -26px 8px;
	}
}

@media screen and (max-width: 1280px) {
	header {
		box-shadow: 0px 3px 5px #f5f5f5;
		margin-bottom: 3px;
		height: 60px;
	}
	header .nav ul.one li a {
		font-size: 16px;
		line-height: 60px;
	}
	header .logo a img {
		width: 120px;
	}
	header .logo {
		margin: 15px 0 0 30px;
	}
	header .nav ul.one li {
		margin: 0 20px;
	}
	header .international {
		margin: 15px 30px 0 0;
	}
	header .nav .pull_down .father {
		width: 900px;
	}
	header .nav .pull_down {
		top: 61px;
	}
	header .nav .pull_down .father .father_li {
	padding-left: 25px;
	padding-right: 25px;
	}
	footer .footer_con {
		width: 900px;
	}
	footer .footer_con .small_nav {
		padding-top: 10px;
	}
	footer .footer_con .copyright {
		padding-bottom: 10px;
		height: 30px;
		line-height: 30px;
	}
	footer .footer_con .right li {
		line-height: 30px;
		margin-right: 60px;
	}
	footer .footer_con .right li a {
		font-size: 14px;
	}
	footer .footer_con .left a img {
		width: 120px;
		margin-top: 1px;
	}


}

@media screen and (max-width: 1024px) {
	header .nav ul.one li a {
		font-size: 14px;
	}
	header .nav ul.one li {
		margin: 0 15px;
	}
	header .nav .pull_down .father {
		width: 700px;
		padding-top: 30px;
	}
	header .nav .pull_down .father .father_li .son .title {
		/*height: 40px;*/
		line-height: 40px;
		/*font-size: 16px;*/
	}
	header .nav .pull_down .father .father_li .son {
		background-position: 5px 12px;
	}
	header .nav .pull_down .father .father_li .son {
		padding-left: 40px;
	}
	header .nav .pull_down .father .father_li .son1 {
		background-size: 10px 30px;
	}
	header .nav .pull_down .father .father_li .son2 {
		background-size: 21px 20px;
	}
	header .nav .pull_down .father .father_li .son3 {
		background-size: 19px 24px;
	}
	header .nav .pull_down .father .father_li .son4 {
		background-size: 23px 18px;
	}
	header .nav .pull_down .father .father_li .son5 {
		background-size: 19px 22px;
	}
	header .nav .pull_down .father .father_li .son6 {
		background-size: 25px 22px;
	}
	header .nav .pull_down .father .father_li .son7 {
		background-size: 28px 20px;
	}
	header .nav .pull_down .father .father_li .son8 {
		background-size: 27px 16px;
	}
	header .nav .pull_down .father .father_li {
		padding-left: 0px;
		padding-right: 0px;
	}
	header .nav .pull_down .father .father_li .son .item {
		line-height: 22px;
	}
	footer .footer_con {
		width: 700px;
	}

}

@media screen and (max-width: 768px) {
	header {
		position: relative;
		position: fixed;
		top: 0;
		z-index: 10;
		box-shadow: none;
		background: #fff;
		margin-bottom: 0;
		/*background: red;*/
	}
	header .nav {
		display: none;
	}
	header .phone_nav_switch {
		display: block;
		position: absolute;
		top: 0;
		left: 0;
		margin: 19px 0 0 30px;
	}
	header .phone_nav_switch a {
		display: inline-block;
	}
	header .phone_nav_switch a img {
		width: 22px;
	}
	header .phone_nav {
		border-top: 1px solid #1597d2;
		position: absolute;
		top: 60px;
		background: #fff;
		width: 100%;
		text-align: left;
		padding: 30px 0;
	}
	header .phone_nav li {
		width: 100%;
	}
	header .phone_nav li a {
		width: 100%;
		display: inline-block;
		padding-left: 30px;
		font-size: 18px;
		height: 45px;
		line-height: 45px;
		color: #1597d2;
	}
	.phone_nav_height {
		background: #eee !important;
	}
	header .logo {
		margin: 15px 0 0 0px;
		float: none;
	}
	header .international {
		float: none;
		position: absolute;
		top: 0;
		right: 0;
	}
	footer .footer_con {
		width: 100%;
		padding-left: 10px;
		padding-right: 10px;
		-moz-box-sizing: border-box;
		-webkit-box-sizing: border-box;
		-o-box-sizing: border-box;
		-ms-box-sizing: border-box;
		box-sizing: border-box;
		text-align: center;
		font-size: 0;
	}
	footer .footer_con .small_nav .left {
		float: none;
		display: none;
	}
	footer .footer_con .small_nav .right {
		float: none;
		/*text-align: left;*/
	}
	footer .footer_con .small_nav .right li {
		float: none;
		margin-right: 0;
		/*width: 33.3%;*/
		display: inline-block;		
	}
	footer .footer_con .small_nav .right li a {
		padding-left: 10px;
		padding-right: 10px;
		border-right: 1px solid #fff;		
	}
	footer .footer_con .small_nav .right li:nth-child(1) a {
		padding-left: 0px;
	}
	footer .footer_con .small_nav .right li:nth-child(4) a {
		border-right: none;
		padding-right: 0px;
	}	
/*	footer .footer_con .small_nav .right li:nth-child(4) {
		width: 40%;
		text-align: left;
		padding-left: 12.5%;
		-moz-box-sizing: border-box;
		-webkit-box-sizing: border-box;
		-o-box-sizing: border-box;
		-ms-box-sizing: border-box;
		box-sizing: border-box;
	}
	footer .footer_con .small_nav .right li:nth-child(5) {
		width: 60%;
		text-align: left;
		padding-left: 6%;
		-moz-box-sizing: border-box;
		-webkit-box-sizing: border-box;
		-o-box-sizing: border-box;
		-ms-box-sizing: border-box;
		box-sizing: border-box;
	}*/
	footer .footer_con .copyright {
		text-align: center;
		height: auto;
	}
}

@media screen and (max-width: 640px) {
/*	footer .footer_con .small_nav .right li:nth-child(4) {
		padding-left: 12%;
	}
	footer .footer_con .small_nav .right li:nth-child(5) {
		padding-left: 5.5%;
	}*/
}
@media screen and (max-width: 414px) {
	header {
		height: 46px;
		/*background: red;*/
	}
	header .phone_nav_switch {
		margin: 14px 0 0 15px;
	}
	header .phone_nav_switch a img {
		width: 20px;
	}
	header .international {
		margin: 11px 15px 0 0;
	}
	header .international a {
		padding-right: 8px;
		width: 55px;
		height: 26px;
		line-height: 26px;
		background: #1597d2 url(../images/commonImg/en.png) no-repeat 9px 6px;
		border-radius: 15px;
		font-size: 12px;
	}
	header .phone_nav li a {
		padding-left: 15px;
		font-size: 16px;
		height: 35px;
		line-height: 35px;
	}
	header .phone_nav {
		top: 46px;
		padding: 20px 0;
	}
	header .logo {
		margin: 10px 0 0 0px;
	}
	header .logo a img {
		width: 110px;
	}
/*	footer .footer_con .small_nav .right li:nth-child(4) {
		padding-left: 9.5%;
	}
	footer .footer_con .small_nav .right li:nth-child(5) {
		padding-left: 3%;
	}*/
	footer .footer_con .copyright  span {
		display: block;
	}
}

@media screen and (max-width: 375px) {
/*	footer .footer_con .small_nav .right li:nth-child(4) {
		padding-left: 8.5%;
	}
	footer .footer_con .small_nav .right li:nth-child(5) {
		padding-left: 2%;
	}*/
}

@media screen and (max-width: 320px) {
	header .phone_nav li a {
		padding-left: 15px;
		font-size: 14px;
		height: 30px;
		line-height: 30px;
	}
	header .phone_nav {
		padding: 15px 0;
	}
/*	footer .footer_con .small_nav .right li:nth-child(4) {
		padding-left: 7%;
	}
	footer .footer_con .small_nav .right li:nth-child(5) {
		padding-left: 0.5%;
	}*/
}