.logo{text-align:center;width:160px;line-height:80px;display:block}.top-menus a{position:relative}.top-menus a.router-link-active{color:#ee0308}.top-menus a.router-link-active:after{content:"";background-color:#ee0308;border-radius:10px;width:100%;height:3px;position:absolute;bottom:0;left:0}