.nav-head{position:relative;text-align:center;}
.nav-left{position:absolute;top:50%;left:5%;width:1em;display:block;transform:translateY(-50%);-webkit-transform:translateY(-50%);}
.nav-center{font-size:1.5em;font-weight:500;line-height:2.5em;color:#333;margin:auto;position:relative;}
.nav-down{position:absolute;right:-0.8em;width:0;height:0;line-height:0;border:5px solid transparent;border-top-color:#666;border-bottom:0;top:50%;margin-top:-2.5px;}
.index-nav-bg p{font-size:1.25em;line-height:1.65em;}
.index-nav-bg p .ani-display{font-size:1.45em;line-height:1.35em;}
.classification-nav{border-bottom:1px solid #D6D6D6;}
.index-nav-bg:after{display:none;}
.inner-nav-1{position:relative;display:block;height:1.875em;}
.inner-nav-1 .cross-sort{width:1.5em;margin:.3em auto 0;}
.nav-cross-sort{border-left:1px solid #D6D6D6;}
.inner-nav{border-bottom:0;}
#wrapper{z-index:0;position:relative;}
.container-fixed-height{z-index:1000;position:relative;}
.nav-center>p.style-bg{transform:rotate(180deg);-webkit-transform:rotate(180deg);}
.sort-content-mask{background-color:rgba(0, 0, 0, 0.5);display:none;}
.sort-content{background-color:#fff;display:none;z-index:1001;}
.sort-inner-content{border-top:1px solid #E6E6E6}
.sort-inner-content li{font-size:1.25em;line-height:2.8em;border-bottom:1px solid #E6E6E6;text-align:center;color:#333;}
.nav-down.style-bg{border-top-color: #EC681F !important;}
.triangle-bg>p:nth-child(2){right:.6em;border-top-color:#666;}
.keyTip{font-size:1.15em;line-height:1.5em;color:#666;text-align:center!important;padding-top:10px;}
.classification-nav-bg .index-nav:nth-child(1){padding:0;width:22%!important;}
.classification-nav-bg .index-nav:nth-child(2){padding:0;width:22%!important;}
.classification-nav-bg .index-nav{padding:0;width:36%!important;}
.classification-nav-bg .index-nav-last{padding:0;width:20% !important;}