HTML <html> Tag Last Updated : 28 Apr, 2025 Comments Improve Suggest changes Like Article Like Report HTML is a language full of diverse elements, and one such element is the <html> tag. This tag, standing for ‘HyperText Markup Language’, is used to define the root of an HTML or XHTML document.It serves as the main container for all other HTML elements, excluding the <!DOCTYPE> declarationIt follows the <!DOCTYPE> declaration and requires both opening and closing tags.Syntax:<html> HTML Contents... </html>HTML Document StructureHTML StructureDefault CSS SettingsThe following default values are mostly displayed by the current browsers:html { display: block; visibility: visible }Attribute Value:The <html> tag includes the xmlns attribute. This attribute defines the namespace for attributes, ensuring proper interpretation and compatibility of XHTML elements.Note: The <html> tag supports the Global Attributes in HTML.HTML Tag ExamplesExample 1: This example illustrates the <html> tag element in HTML. HTML <!DOCTYPE html> <!-- html tag starts here --> <html> <body> <h1>GeeksforGeeks</h1> <h2> html Tag </h2> </body> </html> <!-- html tag ends here --> Example 2: In this example, we will be using the xmlns attribute inside the <html> tag. HTML <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>html Tag</title> <style> h1 { color: green; } body { text-align: center; } </style> </head> <body> <h1>GeeksforGeeks</h1> <h2> html Tag </h2> </body> </html> Browsers SupportAttributealignYesYesYesYesYes Comment More infoAdvertise with us S Shubrodeep Banerjee Follow Improve Article Tags : Web Technologies HTML HTML-Tags Similar Reads HTML DOCTYPE Declaration HTML DOCTYPE (Document Type Declaration) is an instruction that appears at the beginning of an HTML document, before the <html> tag.Its primary role is to tell the web browser which version of HTML the page is written in, ensuring that the browser renders the content correctly. It is not an HT 4 min read HTML abbr Tag The <abbr> tag in HTML is used to represent abbreviations and provides additional information about them through the title attribute, which displays a tooltip when hovered over. It helps improve accessibility and SEO by offering context for the abbreviated text.It makes text clearer by explain 3 min read HTML acronym Tag The HTML <acronym> tag was used to define an acronym, providing a way to identify and explain abbreviated terms in web content. However, it's deprecated in favor of <abbr>, which serves the same purpose but is more semantically correct.Syntax:Â <acronym title=""> Short Form </acr 2 min read HTML < address> Tag The <address> tag in HTML is used to define contact information for the author or owner of a document or an article. It is typically used for information such as an address, email, or phone number.The <address> element is a block-level element by default.The content inside <address 3 min read HTML a Tag The <a> tag defines a hyperlink, which is used to link from one page to another. The most important attribute of the <a> element is the href attribute, which indicates the link's destination. This attribute determines where the user is directed upon clicking the link.HTML<a href="http 2 min read HTML applet Tag The applet tag in HTML was used to embed Java applets into any HTML document. The <applet> tag was deprecated in HTML 4.01, and its support has been completely discontinued starting from HTML 5. Alternatives available in HTML 5 are the <embed> and the <object> tags. Some browsers s 2 min read HTML area Tag This <area> tag is used in an HTML document to map a portion of an image to make it clickable by the end user. This specifies the location and size of the active region on an image, which can be clicked. Clicking on areas with href attributes directs to a specified URL or action.html<!DOCTY 3 min read HTML article Tag The HTML <article> tag defines a self-contained, independent piece of content like a blog post, news article, or comment. It is designed for content that can be independently distributed, shared, or reused, providing semantic meaning to the content.This tag is introduced in HTML5.HTML<!DOCT 3 min read HTML aside Tag The <aside> tag is used to describe the main object of the web page more shortly like a highlighter. It identifies the content that is related to the primary content of the web page but does not constitute the main intent of the primary page. The <aside> tag contains mainly author inform 2 min read HTML5 < audio> Tag The <audio> tag in HTML5 is used to embed audio content on a webpage. It allows you to play audio files like MP3, OGG, or WAV directly in the browser. The <audio> element provides attributes for controlling playback, such as play, pause, and volume.Using the <source> element enable 3 min read Like