--- order: 0 title: zh-CN: 基本 en-US: Basic --- ## zh-CN 最简单的用法。 ## en-US The most basic usage. ```jsx import { BackTop } from 'antd'; export default () => ( <> Scroll down to see the bottom-right gray button. ); ``` ```css .site-back-top-basic { color: rgba(64, 64, 64, 0.6); } ```