[vague] HTML document is composed of a tree of simple HTML nodes, such as text nodes, and HTML elements, which add semantics and formatting to parts of document (e.g., make text bold, organize it into paragraphs, lists … From the aside whatwg definition “The aside element represents a section of a page that consists of content that is tangentially related to the content around the aside element, and which could be considered separate from that content. HTML TAG WHAT IT DOES This tag, also known as the comments tag, is used to hide comments and text from showing up on the final page. General Notice: If you find plagiarised (copied) content on this page, please let us know original source along with your correct email id (to communicate) for action. It define or create division or section in the web page. I'd suggest looking at the w3 specification for each of the tags you're considering using and reading the description and usage examples. Aside. Also, I had been using the tags to define actual sections of the page. Unlike a footer in word processing computer programs, an HTML footer does not automatically position the text at the bottom of a document or the display window. prep. The