.nav2{width:80%;margin:50px auto;overflow-x: auto;text-align: center;}
.nav2::-webkit-scrollbar {display: none;}
.nav2 ul{display:flex;justify-content: space-between;flex-direction: row;}
.nav2 h3 {font-size: 18px;color: #bc1717;}
.nav2 span {color: #9b9b9b;font-size: 10px;text-transform: uppercase}
.nav2 li{border: 1px dashed #bc1717;padding:10px 5px;width:10%;}
.xuanzhong{background:#bc1717;}
.xuanzhong h3,.xuanzhong span{color: #fff;}

@media (max-width: 1500px) {
    .nav2{width:95%;}
}
@media (max-width: 1279px) {
    .nav2{width:100%;padding-left:10px;margin:20px auto;}
    .nav2 ul{overflow-x: auto;white-space: nowrap;-webkit-overflow-scrolling: touch;}
    .nav2 ul,.nav2 li{display: inline-block;}
    .nav2 li{padding:5px 0;width:100px;border-radius: 8px;}
    .nav2 li h3{font-size:14px;}
    .nav2 span{display:none;}
}