/*  nav */
.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden;}
.nav_bar{position:relative;z-index:1;height:80px;line-height:80px;color:#333;}
.nav{position:relative;width:66%;margin:0 auto; float: right; font-family:"Microsoft YaHei",SimSun,SimHei;font-size:14px;}
.nav a{color:#333;}
.nav h3{font-size:100%;font-weight:normal; margin: 0;}
.nav h3 a{display:block;width:100%;text-align:center;font-size:14px;}
.nav .m{float:left;position:relative;z-index:1; width: 12%;}
.nav .s{float:right;width:3px;text-align:center;color:#D4D4D4;font-size:12px;}
.nav .sub{display:none;position:absolute;left:-3px;top:80px;z-index:1;width:100%;border:1px solid #E6E4E3;border-top:0; background:rgba(255,255,255,0.6);}
.nav .sub li{text-align:center;padding:0 8px;margin-bottom:-1px;}
.nav .sub li a{display:block; border-bottom:1px solid #E6E4E3;padding:8px 0;height:30px;line-height:30px;color:#666; overflow: hidden;text-overflow: ellipsis;display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 1;}
.nav .sub li a:hover{color:#000;}
.nav .block{height:3px;width:12%;background:#fff;position:absolute;left:0px;top:60px;overflow:hidden;}