How to let the character in a table stay at the top
<table width="100%">
    <tbody>
        <tr>
            <td  style="width:20%;"><span>hello world</span></td>
            <td  style="width:60%;">
                <textarea style="width:100%;height:200px;"></textarea>
             </td>
             <td>
             </td>
         </tr>
    </tbody>
</table>

<table width="100%">
            <tbody>
                <tr>
                    <td  style="width:20%;" valign="top"><span>hello world</span></td>
                    <td  style="width:60%;">
                        <textarea style="width:100%;height:200px;"></textarea>
                    </td>
                    <td>
                    </td>
                </tr>

            </tbody>
        </table>