A HTML heading or HTML h tag can be defined as a title or a subtitle which you want to display on the webpage. When you place the text within the heading tags <h1>.........</h1>, it is displayed on the browser in the bold format and size of the text depends on the number of heading.
There are six different HTML headings which are defined with the <h1> to <h6> tags.
h1 is the largest heading tag and h6 is the smallest one. So h1 is used for most important heading and h6 is used for least important.
<h1>Heading no. 1</h1>
<h2>Heading no. 2</h2>
<h3>Heading no. 3</h3>
<h4>Heading no. 4</h4>
<h5>Heading no. 5</h5>
<h6>Heading no. 6</h6> Output:
Heading no. 1
Heading no. 2
Heading no. 3
Heading no. 4
Heading no. 5
Heading no. 6Heading elements (h1....h6) should be used for headings only. They should not be used just to make text bold or big.
| Element | Chrome | IE | Firefox | Opera | Safari |
| <h1> to <h6> | Yes | Yes | Yes | Yes | Yes |
HTML Tag Reference
Tag reference contains additional information about these tags and their attributes.
| Tag | Description |
|---|---|
| <html> | Defines the root of an HTML document |
| <body> | Defines the document's body |
| <head> | A container for all the head elements (title, scripts, styles, meta information, and more) |
| <h1> to <h6> | Defines HTML headings |
| <hr> | Defines a thematic change in the content |
