HTML (from the English Hypertext Markup Language) is the standard document markup language on the World Wide Web. The structure of Web pages is describing using HTML (or XHTML). The HTML language is interpreted by the browser and displayed in a document that is convenient for a person. HTML is an SGML (standard generalized markup language)and complies with the international standard ISO 8879.
An HTML document is a text file marked with special (textual) commands. The text format for submitting web documents was selected based on the basic requirements for a web document: simplicity, the ability of direct interpretation in any operating system, the minimum file size, ease of editing and interpretation.
The HTML markup language allows you to specify different types of elements (in the original element) that provide the functionality of the document: text fragments with the specified formatting parameters, lists, tables, images, hyperlinks, etc. HTML elements are announced using markup commands are called tags. All HTML tags found in the document are interpreted by the browser when the document is displayed.
HTML allows authors to: