title: Backgroundimage is not working in react
body: <p>I am new to react and trying to get background image with inline styling. But it's not working.</p>
  
  <p>Showing error "url is not defined"</p>
  
  <pre><code>  render() {
      return (
          &lt;div className="phase1" 
               style ={ { backgroundImage: url('https://lh3.googleusercontent.com/MOf9Kxxkj7GvyZlTZOnUzuYv0JAweEhlxJX6gslQvbvlhLK5_bSTK6duxY2xfbBsj43H=w300') } }&gt;
  
              &lt;input id="search" 
                     type="text" 
                     placeholder={this.state.search} 
                     onChange={this.updateSearch.bind(this)}/&gt;
              &amp;nbsp; &amp;nbsp;&amp;nbsp; &amp;nbsp;
  
              &lt;Link className="button1" to="Form"&gt; + &lt;/Link&gt;
          &lt;/div&gt;
         )
      }
   }
  </code></pre>