webpack.loaders.js

module.exports = [
  {
    test: /\.js$/,
    use: {
      loader: 'babel-loader',
      options: {
        presets: ['env'],
      },
    },
  },
  {
    test: /\.css$/,
    use: ['style-loader', 'css-loader'],
  },
  {
    test: /\.(eot|svg|ttf|woff|woff2)$/,
    loader: 'file-loader',
  },
];