ifui/postcss.config.js

module.exports = {
  plugins: {
    'postcss-easy-import': {},
    'precss': {},
    'postcss-calc': {},
    'autoprefixer': {
      browsers: ['Android >= 4.0', 'iOS >= 7']
    },
    'postcss-px-to-viewport': {
      viewportWidth: 750,
      viewportHeight: 568,
      unitPrecision: 5,
      viewportUnit: 'vw',
      selectorBlackList: [],
      minPixelValue: 1,
      mediaQuery: false
    }
  }
};