body{ max-width:640px; margin:0 auto;}
ul,li {list-style-type:none;}
.clear{clear:both; height:0; line-height:0; font-size:0; *display:inline;/*IE only*/}
.fl { float:left;}
.fr { float:right;}
.k{width:100%; margin:0 auto; height:25px;}
.k1{width:100%; margin:0 auto; height:10px;}
.k2{width:100%; margin:0 auto; height:60px;}

/*Top*/
.top{width:100%; text-align:center; padding:20px 0;}

/*Nav*/
.nav{width:100%; height:90px; background:#14519d;}
.nav ul{width:100%; padding-left:0;}
.nav ul li{width:25%; float:left; height:45px; text-align:center;}
.nav ul li a{height:45px; line-height:45px; color:#fff; border-right:1px solid #3166a9; border-bottom:1px solid #3166a9; display:block; margin:0 auto; font-size:15px;}
.nav ul li a:hover{color:#cde3ff;}
.nav ul li a.nav_hover{color:#cde3ff;}


.tel{background:#f3f7fb; padding:20px 0; width:100%; text-align:center;}

/*下属企业*/
.xsqy{background:#f9f9f9; width:100%;}
.xsqy_title{width:90%; line-height:40px; background:url(Index_title_x.gif) repeat-x center center; margin:0 auto;}
.xsqy_title div{width:120px; background:#f9f9f9; text-align:center; font-size:20px; font-weight:bold; margin:0 auto;}

/*产品展示*/
.product{width:100%; }
.product_title{width:90%; line-height:40px; background:url(Index_title_x.gif) repeat-x center center; margin:0 auto;}
.product_title div{width:120px; background:#fff; text-align:center; font-size:20px; font-weight:bold; margin:0 auto;}
.product_list{width:100%; margin:0 auto;}
.product_list ul{padding-left:0; width:330px; margin:0 auto;}
.product_list ul li{height:32px; line-height:32px; float:left; margin:0 5px; width:100px; text-align:center; font-size:13px; background:#14519d; border-radius:20px;}
.product_list ul li a{width:100px; float:left; display:block; color:#fff;}

.more a{width:110px; height:32px; line-height:32px; font-size:13px; color:#fff; margin:0 auto; background:#14519d; display:block; text-align:center;}

/*公司简介*/
.about{width:100%; background:#f9f9f9;}
.about_title{width:100%; text-align:center;  padding:25px 0;}
.about_img{width:100%; text-align:center;  padding-bottom:25px;}

.about_content{width:96%; margin:0 auto; line-height:36px;}

/*新闻中心*/
.news{width:100%;}

/*底部版权*/
.copyright{text-align:center; line-height:30px; padding:20px 0; font-size:15px; background:#14519d; color:#fff;}
.copyright a{color:#fff;}