text: import React from 'react';
  import './Header.scss';
  
  function Header() {
    return (
      <div className="container">
        <div className="row no-gutters d-flex justify-content-md-start justify-content-lg-center">
            <header id="app-header" className="my-5 my-lg-4">
              <h1>Markdown Previewer</h1>
            </header>
        </div>
      </div>
    )
  }
  
  export default Header;