@charset "utf-8";
/* CSS Document */
body{ color:#000; font-size:16px;}
/*头部logo、菜单*/
a{ text-decoration:none; color:#000;}
.fl{ float:left;}
.fr{ float:right;}
.header{ width:100%; height:132px; background-color:#fff; }
.header .top{ width:1200px; margin:0 auto;}
.logo{ margin:30px 155px 17px 12px; width:237px; height:84px; }
.menu{ margin:64px 0px 28px; width:796px; height:40px;}
.menu_nav{ width:100%; overflow:hidden;}
.menu_nav li{ float:left; width:80px; text-align:center; line-height:40px; margin-right:60px;}
.menu_nav li a{ padding:0px 4px 6px; font-size:16px; }
.menu_nav li.login_icon{ background:url(../images/login.png) no-repeat center left; background-size:15px 20px;}
.menu_nav li:last-child{ margin-right:0px;}

.menu_nav li.active a{ color:#036f94; border-bottom:1px solid #036f94;}
/*分割线*/
.line{ width:100%;}

/*宽度*/
.advantage .advantage_1200,.cases .cases_1200,.news_1200,.user .user_1200,.footer .footer_1200,.pro_index .pro_index_1200,.pro_adav_1200,.company_1200,.contact_1200{ width:1200px; *width:1200px; margin:0 auto;}

/*在线客服*/

.kf{ position:fixed; z-index:210000; left:0px; bottom:0px; cursor:pointer;}
.kf .kf_icon{ position:relative; width:39px; height:152px; background:url(../images/iconbg.jpg); left:0px; overflow:hidden; display:block; z-index:0;}