There are six kinds of heading are available in the HTML markup languages which are as
1) <h1>Example 1</h1> specifies the highest heading of html
2) <h2> Example 2</h2>
3) <h3> Example 3</h3>
4) <h4> Example 4</h4>
5) <h5> Example 5</h5>
6) <h6> Example 6</h6> specifies the lowest heading of html