.common-container[data-v-4e01d13c]{overflow-x:hidden}.intro-enter-active[data-v-4e01d13c]:after,.intro-enter-active[data-v-4e01d13c]:before,.intro-leave-active[data-v-4e01d13c]:after,.intro-leave-active[data-v-4e01d13c]:before{background:#000}