text: const autoprefixer = require('autoprefixer')
  const purgecss = require('@fullhuman/postcss-purgecss')
  const whitelister = require('purgecss-whitelister');
  
  module.exports = {
      plugins: [
          autoprefixer(),
          ...process.env.NODE_ENV === 'production' ?
              purgecss({
                  content: [
                      './../*.html'
                  ],
                  whitelist: [
                      'lazyloaded', 'fade', 'show', 'modal-backdrop'
                      // ...whitelister([
                      //     './assets/sass/common/_syntax.scss',
                      //     './assets/sass/components/_code.scss',
                      // ]),
                  ],
              })
          : [],
      ],
  }