.header-shadow{box-shadow:6px 0 10px #999}.menu-slide-enter-active,.menu-slide-leave-active{transition:transform .3s cubic-bezier(.4,0,.2,1)}.menu-slide-enter-from,.menu-slide-leave-to{transform:translateY(-100%)}.show-enter-active,.show-leave-active{transition:opacity .3s ease-in-out}.show-enter-from,.show-leave-to{opacity:0}