Background Image

To be added right after the <body> tag:
<div style="background-color:#000000;">
  <!--[if gte mso 9]>
  <v:background xmlns:v="urn:schemas-microsoft-com:vml" fill="t">
    <v:fill type="tile" src="images/material-bgrnd.png" color="#000000"/>
  </v:background>
  <![endif]-->
  <table height="100%" width="100%" cellpadding="0" cellspacing="0" border="0">
    <tr>
      <td valign="top" align="left" background="images/material-bgrnd.png">

To be added right before the </body> tag:
      </td>
    </tr>
  </table>
</div>