.back-to-top-enter-active[data-v-4596553d],.back-to-top-leave-active[data-v-4596553d]{transition:opacity .25s ease,transform .25s ease}.back-to-top-enter-from[data-v-4596553d],.back-to-top-leave-to[data-v-4596553d]{opacity:0;transform:translateY(12px)}