HTML Heading 3 – h3

HTML Heading 3 Element

HTML Heading 3 <h3> tag is used to define heading of type 3 in an HTML document.

Example

A simple Heading 3 element is shown in the following example.

index.html

Note: HTML Heading 3 element starts with the tag <h3> and ends with an end tag </h3>.

Default CSS for HTML <h3>

By default, following CSS properties are set for a Heading 3 element.

display: block;
font-size: 1.17em;
margin-block-start: 1em;
margin-block-end: 1em;
margin-inline-start: 0px;
margin-inline-end: 0px;
font-weight: bold;

Inline Style for HTML Heading 3 Element

We can change the style of Heading 3 element through inline styling using style attribute.

In the following example, we have set the color as red for the Heading 3 element.

index.html

Apply CSS for HTML Heading 3 Element

We can apply CSS for all Heading 3 elements using the h3 tag.

index.html

Conclusion

In this HTML Tutorial, we learned about HTML <h3> tag and went through different examples that cover defining an HTML Heading 3 element, and styling it.