<!DOCTYPE html>
<p>There should be a blue square below. Inner table's percent-driven width
should affect the shrink-to-fit div.</p>
<div style="float:left; background:blue;">
    <table cellspacing="0" cellpadding="0">
        <td style="width:20%;">
            <div style="width:40px; height:200px;"></div>
        </td>
        <td></td>
    </table>
</div>