text: 
  const autoprefixer = require('autoprefixer');
  
  module.exports = {
    module: {
      rules: [
        {
          test: /\.js$/,
          exclude: /node_modules/,
          use: {
            loader: "babel-loader"
          }
        },
        {
          test: /\.css$/,
          use: [
            require.resolve('style-loader'),
            {
              loader: require.resolve('css-loader'),
              options: {
                importLoaders: 1,
              },
            },
            {
              loader: require.resolve('postcss-loader'),
              options: {
                // Necessary for external CSS imports to work
                // https://github.com/facebookincubator/create-react-app/issues/2677
                ident: 'postcss',
                plugins: () => [
                  require('postcss-flexbugs-fixes'),
                  autoprefixer({
                    browsers: [
                      '>1%',
                      'last 4 versions',
                      'Firefox ESR',
                      'not ie < 9', // React doesn't support IE8 anyway
                    ],
                    flexbox: 'no-2009',
                  }),
                ],
              },
            },
          ],
        },
      ]
    }
  };
  