1, section element, which represents a content block in a page, such as a chapter, header, footer or other parts of the page. It can be combined with elements such as h 1 and h2 to express the document structure. Example: In HTML5

2. The 2.article element represents the independent content in the page that has nothing to do with the context. For example, an article.

3.side element, which represents auxiliary information related to the content of the article element in addition to the content of the article element.

4.header element, which represents the title of the content block or the whole page in the page.

5.hgroup element, which means combining the title of the whole page or the content blocks in a page.

6. Element, which represents the footnote of the whole page or the content block in the page. Generally speaking, he will include the name of the creator, the date of creation and the contact information of the creator.

7. Element, which represents the navigation link in the page.

8. Graph elements, which represent an independent stream content, generally represent an independent unit in the mainstream content of a document. Use the figcaption element to add a title to a graphic element group.

Extended answer:

Cancelled elements:

1, the elements that can be replaced by css, such as basefont, big, center, font, s, strike, tt, u, are purely for screen display, and HTML5 advocates putting the screen display function into css for unified editing.

2, no longer use the frame frame. Frameset, frameless, frameless. HTML5 does not support the frame frame, but only the iframe frame, or delete the above three tags in the multi-page form created by the server.

3. Only some browsers support elements, such as applet, bgsound, blink, marquee, etc.

4. Other abolished elements.

Abolish rb and replace it with ruby.

Abolish abbreviations and replace them with abbreviations.

Abolish dir and use ul instead.

Abolish isindex and replace it with form and input.