Using vant to adapt REM to
any gate vant

If necessary  rem   It is recommended to use the following two tools for adaptation

postcss-pxtorem   Is a post CSS plug-in, used to convert PX units into REM units lib flexible   Used to set the REM reference value

npm install postcss-pxtorem --save-dev
npm i -S amfe-flexible

  Create a new postcss. Config. JS
in the root directory  

module.exports = {
    plugins: {
      'autoprefixer': {
        browsers: ['Android >= 4.0', 'iOS >= 8']
      },
      'postcss-pxtorem': {
        rootValue: 37.5,
        propList: ['*']
      }
    }
  }

Introduce main.js again

import 'amfe-flexible'

NPM run serve startup found an error

  Check that the package.json version is too high
“postcss pxtorem”:  “^ 6.0.0”,

Degraded version

npm i [email protected]

e.g. run serve 21551; 36816;