• The <header> element represents a container for introductory content or a setof navigational links.• The <footer> element defines a footer for a document or section.• The <nav> element defines a set of navigation links.• The <article> element specifies independent, self-contained content.• The <section> element defines section in a document(both HTML pages with <section> elements containing <article> elements, and<article> elements containing <section> elements).• The <aside> element defines some content aside from the content it is placedin (like a sidebar).