@charset "utf-8";
/* CSS Document */
* {
	margin: 0;
	border: 0;
}
h1, h2, h3, h4, h5, h6, ul, li, dl, dt, dd, form, p {
	margin:0;
	padding:0;
	border:none;
	list-style-type:none;
	}
body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	font: 12px/25px 微软雅黑;
}
p,div{
	text-align:justify;
}
.txt{
	margin: 0px 0px 0px;
	padding: 0px 10px;
	font: 12px/25px ;
}
ul, li, dd, dt, dl {
	list-style: none;
}
.clear {
	clear:both;
}

a:link {
	color: #000;
	text-decoration:none;
}
a:visited {
	color: #000;
	text-decoration:none;
}
a:active {
	color: #000;
	text-decoration:none;
}
a:hover {
	color:#FD4C20;
	text-decoration:underline;
}

.l{float:left;}
.r{float:right;}

.header {
	height: 99px;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
}
#logo-head {
	height: 99px;
	width: 377px;
	float: left;
}
.nav-m {
	height: 35px;
	margin-right: auto;
	margin-left: auto;
	float: right;
	width: 623px;
	font-size: 14px;
	margin-top: 10px;
}
.nav{
	width:623px;
	height:35px;
	font-size:14px;
	z-index:1;
	background-image: url(../images/nav-bg.png);
	background-repeat: no-repeat;
}
.nav li{
	float:left;
	position: relative;z-index:9999;
}

.nav .item{
	display:block;
	line-height:35px;
	text-align:center;
	color:#000;
	padding: 0px;
	position: relative;
	background: 0px 0px;
	width: 89px;
	height: 35px;
	}
.nav .last .item{
	background-image:none;}
.nav .item:hover{
	text-decoration: none;
	color: #4DB8FF;
	background-image: url(../images/lansj.png);
	background-repeat: no-repeat;
	background-position: center bottom;
}
.nav .item:visited{
	text-decoration: none;
	}
.nav .item-ul{
	display:none;
	position:absolute;
	left:0;
	top:35px;
	width:178px;
	border-top-width: 5px;
	border-top-style: solid;
	border-top-color: #4DB8FF;
	opacity:0.90;
     *filter:90;
	background-color: #F5F5F5; z-index:9999;
	}

.nav .item-ul .item-li{
	float:none;
	height: 30px;
	
}
.nav .item-ul .item-li a{
	display:block;
	height:30px;
	line-height:30px;
	opacity:0.90;
     *filter:90;						
	 color:#000;
	text-indent:25px;
	font-size: 14px;
}
.nav .item-ul .item-li a:hover{
	opacity:0.98;
    *filter:98;		
	color:#FF3300;
	text-decoration: none;
	background-image: url(../images/001_32.png);
	background-repeat: no-repeat;
	background-position: 8px center;
}
#head-r {
	float: right;
	height: 99px;
	width: 623px;
}
#head-r01 {
	height: 25px;
	width:354px;
	margin-top: 20px; float:right;
}
#language {
	width: 60px;
	margin-right: 10px;
	float: right;
}
.search {
	height: 27px;
	
	float: left;
	
	width: 253px;
	margin-top: 0px;
	margin-right: 16px;
	background-image: url(../images/search.jpg);
	background-repeat: no-repeat;
	padding-left: 4px;
	padding-top: 4px;
	padding-bottom: 0px;
	font-size: 12px;
	color: #333;
}
.search .search_bg {
	
	border: 0px none #FFFFFF;
	height: 18px;
	width: 219px;
	float: left;
	color: #333;
	padding-left: 0px; padding-right:4px;
	line-height: 18px; font-family:"微软雅黑";
}

.search .soso {
	background-image: url(../images/soso.jpg);
	background-repeat: no-repeat;
	height: 20px;
	width: 22px;
	float: left;border: 0px none #FFFFFF; 
}
.banner-bg {
	background-image: url(../images/banner-bg_09.jpg);
	height: 400px;z-index:1;
}
.banner-bg02 {
	
	height: 180px;
	background-repeat: repeat-x;
}
.banner-bg03 {
	
	height: 180px;
	background-repeat: repeat-x;
}
.banner {
	height: 400px;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	text-align: center;position:relative; z-index:1;
}
#banner3
	{
		width:1000px;
		margin:0px auto;
		height:400px;
		overflow:hidden;position:relative; z-index:1;
		
		
	}
	#btn
	{	display: inline;
		width:110px;
		hegiht:18px;
		float:left;
		/*margin:-30px 265px 0px 0px;*/
		position: absolute;
		z-index:1; right:-43px;margin-top:-30px;
	}
	#btn a
	{
		color:#36f;
		font:700 11px "Arial";
		background:url(../images/ibbtn.gif) no-repeat;
		float:left;
		width:11px;
		height:11px;
		line-height:18px;
		text-align:center;
		text-decoration:none;
		margin-left:5px;
		text-indent:25px;
		overflow:hidden;
	}
	#btn a.activeSlide
	{	
		color:#fff;
		background:url(../images/ibhbtn.gif) no-repeat;
	}
	#btn a:hover
	{	
		color:#fff;
		background:url(../images/ibhbtn.gif) no-repeat;}
.banner02 {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/IPv6-01.jpg);
	background-repeat: no-repeat;
	background-position: center bottom;
}
.banner03 {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/bii-2-7-01.jpg);
	background-repeat: no-repeat;
	background-position: center top;
}
.banner-news {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/news.jpg);
	background-repeat: no-repeat;
	background-position: center top;
}
.banner-sdn {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/SDN.jpg);
	background-repeat: no-repeat;
	background-position: center bottom;
}
.banner-ie1888 {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/ieee1888.jpg);
	background-repeat: no-repeat;
	background-position: center bottom;
}
.banner-rencai {
	height: 180px;
	width: 100%;
	margin-right: auto;
	margin-left: auto;
	text-align: center;
	background-image: url(../images/rencaizhaopin.jpg);
	background-repeat: no-repeat;
	background-position: center top;
}

#banner-d {
	height: 12px;
	margin-right: auto;
	margin-left: auto;
	width: 1000px;
}
#banner02-d {
	height: 12px;
	margin-right: auto;
	margin-left: auto;
	width: 1000px;
	padding-top: 188px;
}
#banner-d1 {
	background-color: #4DB8FF;
	width: 337px;
	height: 12px;
	float: left;
}
#banner-d2 {
	height: 12px;
	width: 663px;
	background-color: #FF8566;
	float: left;
}
#banner02-d1 {
	width: 333px;
	height: 12px;
	float: left;
}
#banner02-d2 {
	height: 12px;
	width: 334px;
	background-color: #0476C9;
	float: left;
}
#banner02-d3 {
	height: 12px;
	width: 333px;
	float: left;
}
.news {
	height: 45px;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	}
.news-bg {
	background-color: #F2F2F2;
	height: 45px;
	width: auto;
	}
#news-h {
	color: #FD4C20;
	font-weight: bold;
	margin-top: 10px;
	width: 40px;
	float: left;
}
#news-t {
	float: left;
	margin-top: 10px;
	color: #1075BD;
	font-size: 10px;
	margin-left: 10px;
	width: auto;
}
#news-c {
	float: left;
	width: auto;
	margin-top: 10px;
}
.position-bg {
	background-color: #F2F2F2;
	height: 45px;
	width: auto;
	border-bottom-width: 0px;
	border-bottom-style: solid;
	border-bottom-color: #999999;
	border-top-width: 0px;
	border-top-style: solid;
	border-top-color: #999999;
}
.position {
	background-color: #F2F2F2;
	height: 45px;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
}
#position-h {
	color: #FD4C20;
	font-weight: bold;
	margin-top: 10px;
	width: auto;
	float: left;
}
#position-c {
	float: left;
	width: auto;
	margin-top: 10px;
	padding-right: 5px;
	padding-left: 5px;
	text-align: center;
}
#weibo {
	float: right;
	margin-top: 10px;
	background-image: url(../images/weibo_20.png);
	background-position: right 2px;
	background-repeat: no-repeat;
	width: 75px;
}
.main-bg {
	background-color: #CCCCCC;
	height: auto;
	width: auto;
}
.main-bg02 {
	background-color: #E6E6E6;
	height: auto;
	width: auto;
}
.main-c {
	height: 373px;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 45px;
}
.main-c02 {
	height: auto;
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 40px;
}
.foot {
	width: 1000px;
	margin-right: auto;
	margin-left: auto;
	margin-top: 30px;
	padding-bottom: 35px;
}
.copyright {
	width: auto;
	margin-right: auto;
	margin-left: 200px;
	text-align: center;
	float: left;
}
.foot .map {
	width: auto;
	float: left;
}
.main-l {
	float: left;
	height: auto;
	width: 200px;
	margin-bottom: 150px;
}
.nav-l {

}
.nav-l-h {
	font-size: 14px;
	font-weight: bold;
	line-height: 35px;
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #999999;
	padding-left: 10px;
}
.main-l .nav-l ul li a {
	line-height: 30px;
	display: block;
	height: 30px;
	border-bottom-width: 1px;
	border-bottom-style: solid;
	border-bottom-color: #999999;
	padding-left: 10px;
}
.main-l .nav-l ul li a:hover {
	color: #FF3300;
	text-decoration: none;
	background-color: #EAEAEA;
}
.main-r {
	float: right;
	height: auto;
	width: 750px;
	margin-left: 50px;
}
.main-r p {
	color: #333;
	margin-bottom: 0px; line-height:28px; font-size:14px;
}
.main-r div {
	
	line-height:28px;font-size:14px;
}
.main-r-h {
	font-size: 14px;
	color: #FF3300;
	margin-bottom: 35px;
	font-weight: bold;
}
.main-r-h2 {
	font-size: 14px;
	font-weight: bold;
	color: #000;
	margin-bottom: 20px;
}
.main-r-h3 {
	font-size: 12px;
	font-weight: bold;
	color: #000;
	margin-bottom: 25px;
}

.main-r-page {
	margin-top: 40px;
	margin-bottom: 40px;
	text-align: center;
	font-size: 12px;
	padding-left: 330px;
}
.main-r .main-r-page p {
	height: 25px;
	width: 25px;
	border: 1px solid #CCC;
	text-align: center;
	background-color: #FFF;
	float: left;
	margin-right: 30px;
}
.about-items {
	margin-top: 10px;
	margin-bottom: 10px;
}
.main-r .about-items img {
	float: left;
}
#about-items-p {
	float: right;
	width: 465px;
}
#about-items-more {
	color: #0E70CB;
	float: right;
}
#about-items-more a {color: #0E70CB;
}
.about-items #about-items-p p {
	margin-bottom: 5px;
}
.searchinput {
height: 26px;
float: right;
width: 182px;
overflow: visible;
position: relative;
}
.searchbg {
background: url(../images/ent_cn_img_head_search.png) left top no-repeat scroll transparent;
position: absolute;
left: 0px;
top: 0px;
overflow: visible;
width: 182px;
height: 26px;
z-index: 10;
zoom: 1;
}
.main-bg .main-c table tr td a img {
	float: right;
}
#main-td {
	float: left;
	height: 128px;
	width: 192px;
	background-color: #F9F9F9;
}
#main-td-h {
	font-size: 14px;
	font-weight: bold;
	margin-top: 15px;
	padding-right: 10px;
	padding-left: 10px;
	line-height: 20px;
}
#main-td-c {
	font-size: 11px;
	margin-top: 10px;
	padding-right: 10px;
	padding-left: 10px;
	line-height: 18px;
}
.main-r .news-list ul li {
	height: 35px;
	border-bottom-width: 1px;
	border-bottom-style: dashed;
	border-bottom-color: #666;
	padding-left: 10px;
	line-height: 35px;
	font-size: 12px;
	font-family: "微软雅黑";
	background-image: url(../images/001_32.png);
	background-repeat: no-repeat;
	background-position: 5px center;
}
#news-list-t {
	margin-left: 10px;
	float: left;
}
#news-list-date {
	color: #666;
	float: right;
	padding-right: 5px;
}
.xdinput{ border:#333 solid 1px; background:#E6E6E6;}
.xdbutton{ background:#555; color:#fff;}
*html{background-image:url(about:blank);background-attachment:fixed;}/*解决IE6下滚动抖动的问题*/
/*解决IE6下不兼容 position:fixed 的问题*/
#code,#code_hover,#gotop{ width:36px; height:48px; z-index:9999;background:url(../images/icon.png) no-repeat; position:fixed; right:50px; cursor:pointer;
_position:absolute;_bottom:auto;_top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));
}
#code{ background-position:-202px -157px; bottom:105px; _margin-bottom:105px;}
#code_hover{ background-position:-202px -157px; bottom:105px; _margin-bottom:105px;}
#gotop{ background-position:-206px -310px; bottom:67px; _margin-bottom:67px;} 

#code_img{ width:194px; height:264px; background:url(../images/icon.png) -4px -3px no-repeat; position:fixed; right:90px; bottom:65px; cursor:pointer; display:none; z-index:9999;
_position:absolute;_bottom:auto;_top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0))); _margin-bottom:65px;}