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<link rel="author" title="Ana Sollano Kim" href="mailto:ansollan@microsoft.com">
<p>There should be a light blue fieldset that starts in the first column and
  ends in the third. The top border should only be in the first column, and
  the bottom border should only be in the third.</p>
<div style="float:left; border:10px solid pink; border-bottom:none; width:140px; height:190px; background:lightblue;"></div>
<div style="float:left; margin-left:10px; border:10px solid pink; border-top:none; border-bottom:none; width:140px; height:200px; background:lightblue;"></div>
<div style="float:left; margin-left:10px; border:10px solid pink; border-top:none; width:140px; height:110px; background:lightblue;"></div>