@charset "utf-8";*{margin:0;padding:0;list-style:none;text-decoration:none;font:"微软雅黑";}.header_box{background-color:white;border-bottom:3px #0257a7 solid;overflow:hidden;}.logo_container{}.m_nav_btn{display:block;float:left;margin-top:20px;margin-left:20px;width:10%;}.logo{float:left;padding:10px 0;margin-left:20px;width:50%;}.search_container{display:none;}.border{display:none;}.nav_container img{display:none;}.nav_container .wnav{display:none;}.m_nav{width:100%;background:#0257a7;position:absolute;left:0px;top:60px;display:none;z-index:100;}.m_nav li{line-height:40px;font:20px/40px;color:#0257a7;border-bottom:1px solid #ccc;text-align:center;}.m_nav li a{display:block;height:40px;font:16px/40px;color:#fff;text-align:center;}