HTML5 New Elemen New Semantic/Structural Elements HTML5 offers new elements for better document structure: TagDescription<article>Defines an article in a document<aside>Defines content aside from the page content<bdi>Isolates a part of text that might be content<footer>Defines a footer for a document or section<header>Defines a header for a document or section<main>Defines the main content of a document<mark>Defines marked/highlighted text<menuitem> Defines a command/menu item that the user can invoke from a popup menu<meter>Defines a scalar measurement within a known range (a gauge)<nav>Defines navigation links<progress>Represents the progress of a task<rp>Defines what to show in browsers that do not support ruby
formatted in a different direction from other text outside it<details>Defines additional details that the user can view or hide<dialog>Defines a dialog box or
typography)<section>Defines a section in a document<summary>Defines a visible heading for a <details> element<time>Defines a date/time
window<figcaption>Defines a caption for a <figure> element<figure>Defines self-contained
annotations<rt>Defines an explanation/pronunciation of characters (for East Asian typography)<ruby>Defines a ruby annotation (for East Asian