HI ! I give you one example for your problem regarding data i think it will help you.
<td align="center">EMPLOYEES DATA</td>
HI ! HTML 5 New Doctype and Charset <!doctype html>
yes, Just two words "doctype" and "html". It can be this simple because HTML 5 is no longer part of SGML, but is instead a markup language all on its own.
For More information you can refere this site : HTML5 New Elements