@charset "gb2312";
body {
	margin: 10px 0px;
	padding: 0px;
	font-size: 12px;
	line-height: 1.5em;
}
form {
	margin: 0;
	padding: 0;
}
a {
	text-decoration: none;
	color: #666;
}

img {
	border: 0;
}
.top{margin:0px auto;width:980px; height:80px;}
.topenglish{display:block;width:51px;height:17px;background:url(../images/english.gif) no-repeat center;float: right;clear:both;}
.toplogo {
	width:350px;
	height:40px;
	clear: both;
}
.nav{
	width:434px;
	height:22px;
	float:right;
	clear: both;
}
.nav a{display:block;width:62px; height:22px;float:left; margin-right:20px;}

.nav #nav_index{background:url(../images/nav_index.gif) no-repeat left bottom;}
.nav #nav_index:hover{background:url(../images/nav_index.gif) no-repeat left top;}
.nav #nav_index_on{background:url(../images/nav_index.gif) no-repeat left top;}

.nav #nav_intro{background:url(../images/nav_intro.gif) no-repeat left bottom;}
.nav #nav_intro:hover{background:url(../images/nav_intro.gif) no-repeat left top;}
.nav #nav_intro_on{background:url(../images/nav_intro.gif) no-repeat left top;}

.nav #nav_product{background:url(../images/nav_product.gif) no-repeat left bottom;}
.nav #nav_product:hover{background:url(../images/nav_product.gif) no-repeat left top;}
.nav #nav_product_on{background:url(../images/nav_product.gif) no-repeat left top;}

.nav #nav_news{background:url(../images/nav_news.gif) no-repeat left bottom;}
.nav #nav_news:hover{background:url(../images/nav_news.gif) no-repeat left top;}
.nav #nav_news_on{background:url(../images/nav_news.gif) no-repeat left top;}

.nav #nav_contact{background:url(../images/nav_contact.gif) no-repeat left bottom;}
.nav #nav_contact:hover{background:url(../images/nav_contact.gif) no-repeat left top;}
.nav #nav_contact_on{background:url(../images/nav_contact.gif) no-repeat left top;}

.middle{width:980px; height:490px; margin:0px auto;background:url(../images/main_bg.jpg) no-repeat center center;}
.middle .left{width:718px; height:490px; float:left;}
.left .left_ad{height:306px; width:718px; clear:both;}
.left_ad #adtxt{
	width: 345px;
	height: 24px;
	margin: 63px auto auto 45px;
	clear: both;
}
.left_ad #adpic{
	width: 156px;
	height: 100px;
	float: right;
	margin: 33px 51px auto auto;
	clear: both;
}
.left_ad #allprolink{
	margin: 38px 41px auto auto;
	width: 97px;
	height: 13px;
	float: right;
	clear: both;
}
.left #links{
	margin:0px auto 0px 40px;
	padding:0;
	clear:both;
}
#links dd{
	margin:0;
	padding:0;
	width:202px;
	height:167px;
	float: left;
}
#links #lik_1{
}
#links #lik_2{
}
#links .box {
	border:solid 1px #7f7f7f;
	padding:6px;
	width: 170px;
}
.middle .right{width:262px; height:490px; float:right;}
.right #rnav{
	margin:50px auto auto 40px;
	padding:0;
	clear:both;
}
#rnav dd{
	margin:8px;
	padding:0;
	width:120px;
	height:120px;
	text-align: center;
}
#rnav #rnav_1{border-bottom: solid 1px #d1d3d4;}
#rnav #rnav_2{border-bottom: solid 1px #d1d3d4;}

.footer {
	width:980px;
	margin:3px auto;
}
.footer #bottom_line {
	height: 23px;
	width: 980px;
	background: url(../images/bottom_bg.gif) repeat-x center;
	border: solid 1px #d8d8d8;
	clear: both;
}
.footer #bottom_txt {color:#6d6e70;padding-left:10px;}
/*--------------------企业概况------------------*/
.intro_content{
	margin: 40px;
	font-size: 14px;
	line-height: 26pt;
	color: #666;
}
/*--------------------产品展示------------------*/
.product_content{
	font-size: 14px;
	line-height: 26pt;
	color: #666;
	position:relative;
	width: 638px;
	height: 410px;
	margin: 40px;
}
/*--------------------产品展示内容页------------------*/
.product_content_2{
	font-size: 12px;
	line-height: 1.8em;
	color: #666;
	position:relative;
	width: 638px;
	height: 410px;
	margin: 40px;
	left: -38px;
	top: -42px;
}
.product_content_2 img{
	margin:10px;
	padding: 5px;
	border: solid 1px #cccccc;
}
.pro_title{
	font-family: "黑体";
	font-size: 26px;
	color: #316c9e;
	clear: both;
	height: 26px;
	line-height: 26px;
}
/*--------------------最新消息页------------------*/
.news_content{
	margin: 40px 40px 20px 40px;
	font-size: 12px;
	line-height: 22pt;
	color: #666;
}
.news_content ul li{list-style-type:none;}
.news_content ul li a:hover{text-decoration:underline;}
/*--------------------联系我们页------------------*/
.contact_content{
	margin: 40px;
	font-size: 14px;
	line-height: 1.8em;
	color: #666;
}