The new h5 main semantic labels:
1, header page header, Header
2, nav page navigation
3, article article
4, section section of article
5, aside sidebar
6, footer bottom of the page footer
Use labels page layout diagram:
PC compatible with the new label h5 end of the method, the introduction of the js file in the page:
<script type="text/javascript" src="//cdn.bootcss.com/html5shiv/r29/html5.js"></script>