HTML Email Template: max-width hack for MS Outlook

max_width_email_template.html

<!--[if (gte mso 9)|(IE)]>
<center>
  <table>
    <tr>
      <td width="600">
        <![endif]-->
        <div style="max-width: 600px; margin: 0 auto;">
          <p>This text will be centered and constrained to 600 pixels even on Outlook which does not support max-width CSS</p>
        </div>
        <!--[if mso]>
      </td>
    </tr>
  </table>
</center>
<![endif]-->