Section-level elements

HTML5 defines elements that can be used to represent sections:

• body - represents the content of the document
• h1, h2, h3, h4, h5, h6 - headings for sections
• New section-level elements in HTML5
  • main - represents the main content on the page
  • header - represents a group of introductory or navigational aids
  • footer - represents a footer for its section
  • nav - represents a section with navigation links
  • aside - tangentially related (analagous to a sidebar for printed material)
  • article - represents a self-contained composition within a document
  • section - a generic section of a document

See:

• Usage Summary for Section Elements
• MDN on article, section and div elements