.fade-enter-active[data-v-a139c721],.fade-leave-active[data-v-a139c721]{transition:opacity .3s ease}.fade-enter-from[data-v-a139c721],.fade-leave-to[data-v-a139c721]{opacity:0}.back-to-top[data-v-a139c721]:hover{box-shadow:0 4px 12px #6366f166;transform:translateY(-2px)}