Section-level elements
HTML5 defines elements that can be used to represent sections:
body- represents the content of the documenth1,h2,h3,h4,h5,h6- headings for sections- New section-level elements in HTML5
main- represents the main content on the pageheader- represents a group of introductory or navigational aidsfooter- represents a footer for its sectionnav- represents a section with navigation linksaside- tangentially related (analagous to a sidebar for printed material)article- represents a self-contained composition within a documentsection- a generic section of a document