npm install vx-ui --save-dev

import {createApp} from 'vue'
import App from './App'
import 'vx-ui/lib/style/theme/index.css'
import Vx from 'vx-ui'
createApp(App).use(Vx)

import Vue from 'vue'
import App from './App'
import 'vx-ui/lib/style/theme/button.css'
import { Button } from 'vx-ui' // or import Button from 'vx-ui/lib/button'
createApp(App).component(Button.name, Button)

#修改packages/style/src/variable.scss变量后运行以下命令即可
npm run build:theme