Tóm Tắt

CSS

font-weight

Property

Set different font weight for three paragraphs:

p.normal {
font-weight: normal;
}

p.thick {
font-weight: bold;
}

p.thicker {
font-weight: 900;
}

Try it Yourself »

Definition and Usage

The font-weight property sets how thick or thin characters in text should be displayed.

Show demo ❯

The numbers in the table specify the first browser version that fully supports the property.

Property

font-weight
2.0
4.0
1.0
1.3
3.5

Value
Description
Demo

normal
Defines normal characters. This is default
Demo ❯

bold
Defines thick characters
Demo ❯

bolder
Defines thicker characters
Demo ❯

lighter
Defines lighter characters
Demo ❯

100
200
300
400
500
600
700
800
900
Defines from thin to thick characters. 400 is the same as normal, and 700 is the same as bold
Demo ❯

initial
Sets this property to its default value. Read about initial

inherit
Inherits this property from its parent element. Read about inherit

CSS tutorial: CSS Font

CSS reference: font property

HTML DOM reference: fontWeight property