content: import React from 'react';
  import ReactDOM from 'react-dom';
  import Header from '../index';
  import { createTestContainer, getDOMNode, getStyle, itChrome } from '@test/testUtils';
  
  import '../styles/index';
  
  describe('Header styles', () => {
    itChrome('Should render the correct styles', () => {
      const instanceRef = React.createRef();
      ReactDOM.render(<Header ref={instanceRef} />, createTestContainer());
      assert.equal(getStyle(getDOMNode(instanceRef.current), 'flex'), '0 0 auto');
    });
  });
  