.menu-item{position:relative}.menu-item:after{background-color:#0284c7;bottom:-1px;content:"";height:2px;left:0;position:absolute;transition:width .25s ease-out;width:0}.menu-item.router-link-active:after,.menu-item:active:after,.menu-item:hover:after{width:100%}.slide-down-enter-active,.slide-down-leave-active{transition:transform .25s ease,opacity .2s ease}.slide-down-enter-from,.slide-down-leave-to{opacity:0;transform:translateY(-.5rem)}