* {margin: 0 auto;padding: 0;}
body {width: 100%;position: relative;}
li {list-style: none;}
a {text-decoration: none;}
.clear {zoom:1;}
.clear:after {content:'';display: block;clear: both;}
.content {width: 1100px;margin: 0 auto;}
.fl {float: left;}
.fr {float: right;}

/**
* 公司简介
*/
.txt {border:1px solid #ccc;width:1100px;margin-top: 320px; margin-bottom:50px;box-shadow: 0 0 12px 0 #ccc;padding-bottom: 50px;}
/**
*公司简介内容导航
*/
.txt .nav {background: #f0f0f0;height: 40px;text-indent: 20px;width:98%;margin-top: 20px;margin-bottom: 30px;}
.txt .nav .nav_title {float:left; line-height: 40px;height:40px;width:200px;color:#fff;box-shadow: 2px 2px 2px #666; font-size: 1.3em;padding: 0 40px;
background-image: url('../images/nav/title.gif');}
.txt .pull-right {float: left;line-height: 40px;margin-right:20px;cursor: pointer;}
.txt .pull-right a {color:#000;} 
.txt .pull-right a:hover {color:#c9302c;}