title: CSS hover image not working on Firefox but works on Chrome
body: <p>CSS hover image not working on Firefox but works on Chrome </p>
  
  <p>These are my codes.</p>
  
  <pre><code>.col-md-2 .angelhack {
  height: 65px;
  width: 188px;
  content: url(../img2/logo_angelhack.png);
  </code></pre>
  
  <p>}</p>
  
  <pre><code>.col-md-2 .angelhack:hover {
      height: 65px;
      width: 188px;
      content: url(../img2/logo_angelhack_colored.png);
  }
  </code></pre>