 no red visible on the page.</p>
        <table>
            <tr>
                <td>dashed</td>
                <td id="cell1">dashed</td>
                <td>dashed</td>
            </tr>
            <tr>
                <td id="cell2">dashed</td>
                <td id="cell3">dashed</td>
                <td id="cell4">dashed</td>
            </tr>
            <tr>
                <td>dashed</td>
                <td id="cell5">dashed</td>
                <td>dashed</td>
           </tr>
