title: CSS Background Attachment Scroll/Fixed and Background Size cover
body: <p>Why is <code>background-size:cover</code> different if <code>background-attachment: scroll</code> or <code>background-attachment: fixed</code> used?</p>
  
  <p>Example:</p>
  
  <p><a href="http://jsfiddle.net/enriqg9/Yn43U/" rel="nofollow">http://jsfiddle.net/enriqg9/Yn43U/</a></p>