.help .help-banner{width:100%;height:400px;background:url(/_nuxt/img/helpbanner.607cc94.png) no-repeat 50%;background-size:100% 100%;background-position:50%;display:flex;justify-content:center;align-items:center;font-size:48px;font-family:PingFangSC,PingFangSC-Semibold;font-weight:600;text-align:left;color:#fff;line-height:67px}.help .help-nav{height:54px;line-height:54px;background-color:#f6f6f6!important}.help .help-nav .active{position:relative}.help .help-nav .active:after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--primary-color)}.help .help-nav .nav-item .nav-link{box-sizing:border-box;color:#333;padding:0;margin:0 44px}