<!DOCTYPE html> <title>Table Cell Testcase, bug 1379306</title> <style> table.collapse { border-collapse: collapse; } td { border: 20px solid #aaa; width: 120px; height: 150px; position: relative; } div { background-color: #000; position: absolute; top: 0; left: 0; height: 10px; width: 20px } </style> <h1>Table Cell Testcase, bug 1379306</h1> <table class="collapse"> <tr> <td> <div></div> </td> </tr> </table>