main
The main content of the page

header
Header content could include site name, navbar, logos. It’s not the same as html head

footer
Content at the end, could include links, copyright information.

article
Element wrapped around an article. It by itself is a unit of content.

  • eg. a forum post, blog post

sections
Element that is used to group multiple parts into its own section.

  • eg. Chapter, Methods, Conclusion sections

aside
Marks content that is off to the side, not the main content.