title: Different background band
body: <p>I would like to display a background or another depending on two variables: total pages and number page, such as:</p>
  
  <ul>
  <li>Page 1 - show a rectangle (as a background)</li>
  <li>Page 2 - show a circle; and </li>
  <li>Page 3+ - show a triangle</li>
  </ul>
  
  <p>How should I modify the report template?</p>