tailwindcss/src/plugins/flexbox.js

export default function() {
  return function({ addUtilities, config }) {
    addUtilities(
      {
        '.flex': {
          display: 'flex',
        },
        '.inline-flex': {
          display: 'inline-flex',
        },
        '.flex-row': {
          'flex-direction': 'row',
        },
        '.flex-row-reverse': {
          'flex-direction': 'row-reverse',
        },
        '.flex-col': {
          'flex-direction': 'column',
        },
        '.flex-col-reverse': {
          'flex-direction': 'column-reverse',
        },
        '.flex-wrap': {
          'flex-wrap': 'wrap',
        },
        '.flex-wrap-reverse': {
          'flex-wrap': 'wrap-reverse',
        },
        '.flex-no-wrap': {
          'flex-wrap': 'nowrap',
        },
        '.items-start': {
          'align-items': 'flex-start',
        },
        '.items-end': {
          'align-items': 'flex-end',
        },
        '.items-center': {
          'align-items': 'center',
        },
        '.items-baseline': {
          'align-items': 'baseline',
        },
        '.items-stretch': {
          'align-items': 'stretch',
        },
        '.self-auto': {
          'align-self': 'auto',
        },
        '.self-start': {
          'align-self': 'flex-start',
        },
        '.self-end': {
          'align-self': 'flex-end',
        },
        '.self-center': {
          'align-self': 'center',
        },
        '.self-stretch': {
          'align-self': 'stretch',
        },
        '.justify-start': {
          'justify-content': 'flex-start',
        },
        '.justify-end': {
          'justify-content': 'flex-end',
        },
        '.justify-center': {
          'justify-content': 'center',
        },
        '.justify-between': {
          'justify-content': 'space-between',
        },
        '.justify-around': {
          'justify-content': 'space-around',
        },
        '.content-center': {
          'align-content': 'center',
        },
        '.content-start': {
          'align-content': 'flex-start',
        },
        '.content-end': {
          'align-content': 'flex-end',
        },
        '.content-between': {
          'align-content': 'space-between',
        },
        '.content-around': {
          'align-content': 'space-around',
        },
        '.flex-1': {
          flex: '1 1 0%',
        },
        '.flex-auto': {
          flex: '1 1 auto',
        },
        '.flex-initial': {
          flex: '0 1 auto',
        },
        '.flex-none': {
          flex: 'none',
        },
        '.flex-grow': {
          'flex-grow': '1',
        },
        '.flex-shrink': {
          'flex-shrink': '1',
        },
        '.flex-no-grow': {
          'flex-grow': '0',
        },
        '.flex-no-shrink': {
          'flex-shrink': '0',
        },
      },
      config('modules.flexbox')
    )
  }
}