*{list-style-type:none;
    margin-left: 0;
    margin-right: 0;
    margin-top: 0;
}
a,img{border:0;text-decoration:none;}
.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden}
.clearfix{display:inline-table}
*html .clearfix{height:1%}
.clearfix{display:block}
*+html .clearfix{min-height:1%}
/* nav_menu */
.nav_menu
{
    height: 40px;
    background: #990000;
    width:1000px;
    margin:0 auto;
}
.nav{width:1000px;height:40px;position:relative;margin:0 auto;}
.nav .list li{float:left;}
.nav .list a{float:left;display:block;width:76px;height:42px;text-align:center;font:bold 13px/36px "微软雅黑";color:#fff;}
.nav .list a:hover{color:#FFA304;}
.nav .list a:hover,.nav .list .now{color:#F00;background:#fff;}
.nav .box{position:absolute;left:-5px;top:42px;width:1006px;background:#FFF;overflow:hidden;height:0;filter:alpha(opacity=0);opacity:0;border-bottom:2px solid #074c52;}
.nav .cont{position:relative;padding:20px 0px 0px 20px;}