npm

npm i -D sass-loader node-sass

webpack.config.js

module.exports = {
  // ...
  module: {
    rules: [
      {
        test: /\.(css|scss)$/,
        use: [‘style-loader‘, ‘css-loader‘, ‘sass-loader‘],
      },
    ]
      ,
  },
}

webpack 打包 .scss 样式文件