.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);border-radius:50%;color:var(--el-backtop-text-color);display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;height:40px;position:fixed;width:40px;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;box-shadow:var(--el-box-shadow-lighter);cursor:pointer;font-size:20px;justify-content:center;z-index:5}.el-backtop:hover{background-color:var(--el-backtop-hover-bg-color)}.el-backtop__icon{font-size:20px}