.el-backtop{--el-backtop-bg-color:var(--el-bg-color-overlay);--el-backtop-text-color:var(--el-color-primary);--el-backtop-hover-bg-color:var(--el-border-color-extra-light);background-color:var(--el-backtop-bg-color);width:40px;height:40px;color:var(--el-backtop-text-color);box-shadow:var(--el-box-shadow-lighter);cursor:pointer;z-index:5;border-radius:50%;justify-content:center;align-items:center;font-size:20px;display:flex;position:fixed}.el-backtop:hover{background-color:var(--el-backtop-hover-bg-color)}.el-backtop__icon{font-size:20px}.mega-menu-enter-active[data-v-a079fb3d],.mega-menu-leave-active[data-v-a079fb3d]{transition:opacity .2s cubic-bezier(.16,1,.3,1),transform .2s cubic-bezier(.16,1,.3,1)}.mega-menu-enter-from[data-v-a079fb3d],.mega-menu-leave-to[data-v-a079fb3d]{opacity:0;transform:translateY(-6px)}.fade-down-enter-active[data-v-a079fb3d],.fade-down-leave-active[data-v-a079fb3d]{transition:all .2s ease-out}.fade-down-enter-from[data-v-a079fb3d],.fade-down-leave-to[data-v-a079fb3d]{opacity:0;transform:translateY(-10px)}