#header-nav *,#header-nav ::after,#header-nav ::before{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
#header-nav .clearfix:after{content:'';display:block;height:0;clear:both}
#header-nav img{display:block}
#header-nav{position:fixed;top:0;left:0;right:0;z-index:1111111;background-color:#fff}
.header-nav__title{position:relative;height:47px;border-bottom:1px solid #fff}
#header-nav,.header-nav--border{border-bottom:1px solid #e6e6e6}
.header-nav__title h1{width:240px;margin:auto;line-height:46px;font-size:18px;text-align:center;color:#323232;font-weight:400;overflow:hidden;height:100%;white-space:nowrap;text-overflow:ellipsis}
.header-nav__left,.header-nav__left a:first-child:after,.header-nav__right{position:absolute;top:50%;-webkit-transform:translateY(-50%);-moz-transform:translateY(-50%);-ms-transform:translateY(-50%);-o-transform:translateY(-50%);transform:translateY(-50%)}
.header-nav__left{left:14px}
.header-nav__right{right:13px}
.header-nav__title a{display:inline-block}
.header-nav__left img{width:100%}
.header-nav__left a:first-child{position:relative;width:26px;height:18px;padding-right:16px;margin-right:14px;background:url(../images/lanmu-back.png) no-repeat;background-size:contain}
.header-nav__left a:first-child:after{content:'';right:0;height:22px;width:1px;background-color:#f2f2f2}
.header-nav__left a:nth-child(2){width:19px;height:19px;margin-right:17px;background:url(../images/lanmu-home.png) no-repeat;background-size:contain}
.header-nav__left a:last-child{width:18px;height:18px;background:url(../images/lanmu-grabble.png) no-repeat;background-size:contain}
.header-nav__right a{color:#333;font-size:13px}
.header-nav__right a:last-child{padding-right:40px;margin-left:15px;background:url(../images/lanmu-bottom.png) no-repeat;background-position:center right;background-size:10px 5px}
.header-nav__right .nav-js--img{color:#2dbb55;background:url(../images/lanmu-top.png) no-repeat!important;background-position:center right!important;background-size:10px 5px!important}
.header-nav__con{display:none;position:absolute;left:0;top:47px;right:0;background-color:#fff}
.header-nav__con ul{padding:29px 8px 3px}
.header-nav__con li{float:left;width:20%;margin-bottom:21px}
.header-nav__con li a{color:#333}
.header-nav__con__img{width:48px;height:48px;margin:0 auto 6px}
.header-nav__con__img img{width:100%;height:100%}
.header-nav__con__p{width:160px;margin:auto;text-align:center;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-shadow{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);z-index:1111110}
/* 以上代码属于旧版头部样式，保留 */