| <!DOCTYPE html> |
| <style> |
| .box { width:66px; height:66px; margin:auto; background:blue; } |
| </style> |
| <p>Change an ancestor of a descendant spanner to becoming a spanner, so that the descendant will cease to be a spanner.</p> |
| <p>There should be three identical blue <em>squares</em> below. The space between them should be equal to the size of the squares.</p> |
| <div style="width:132px;"> |
| <div class="box" style="margin-bottom:66px;"></div> |
| <div class="box"></div> |
| <div class="box" style="margin-top:66px;"></div> |
| </div> |
