HEADING TAG HTML headings are used to create a hierarchical structure for the content on a webpage. They range from level 1 (the most important) to level 6 (the least important). The most commonly used heading tags are H1, H2, and H3. The H1 heading is typically used for the main title of the webpage, while H2 and H3 headings are used for subheadings and sub-subheadings, respectively. To create a heading in HTML, you can use the following syntax: <h1>This is a level 1 heading</h1> <h2>This is a level 2 heading</h2> <h3>This is a level 3 heading</h3> <h4>This is a level 4 heading</h4> <h5>This is a level 5 heading</h5> <h6>This is a level 6heading</h6> source code for heading tag: <!DOCTYPE html > <html lang= "en" > <head> <meta charset= "UTF-8" > <meta http-equiv= "X-UA-Compatible" content= "IE=edge" > <meta name= "v