text: import React from 'react';
  import Navigation from './Navigation';
  import Slider from './Slider';
  
  const Header = (props) => (
      <header className="header">
          <h1 className="page-title">Simple react blog</h1>
          <Slider>
              <p>React</p>
              <p>is easy</p>
              <p>to learn.</p>
              <p>Use Children API for this slider.</p>
          </Slider>
          
          <Navigation/>
      </header>
  );
  
  export default Header;