How to bold the text using CSS ? (original) (raw)

Last Updated : 8 Oct, 2024

In HTML, we use the and tags to make content bold. However, when it comes to styling text, CSS provides a more versatile way to achieve boldness through the font-weight property. This property allows you to set various boldness levels for your text to mark something important.

Font-Weight Property Values

Value Description
normal Normal font-weight, equivalent to 400 (default numeric value).
bold Bold font-weight, equivalent to 700.
bolder Sets the font-weight bolder than the parent element.
lighter Sets the font-weight lighter than the parent element.
A numeric value between 1 and 1000, inclusive (increasing boldness).

When lighter or bolder is specified, the below chart shows how the absolute font-weight of the element is determined.

Font-Weight Inheritance Chart

**Parent Value **lighter **bolder
100 100 400
200 100 400
300 100 400
400 100 700
500 100 700
600 400 900
700 400 900
800 700 900
900 700 900

**Example 1: Using font-weight for Bold Text

The following example demonstrates how to use the font-weight property in CSS to represent simple text in bold.

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