background size

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CSS3 background-size Property

Example

Specify the size of a background image:

div {
    background: url(img_flwr.gif);
    background-size: 80px 60px;
    background-repeat: no-repeat;

}

Definition and Usage

The background-size property specifies the size of the background images.

CSS Syntax

background-size: auto|length|cover|contain|initial|inherit;

Property Values

Value Description  
auto Default value. The background-image contains its width and height  
length Sets the width and height of the background image. The first value sets the width, the second value sets the height. If only one value is given, the second is set to "auto"  
percentage Sets the width and height of the background image in percent of the parent element. The first value sets the width, the second value sets the height. If only one value is given, the second is set to "auto"  
cover Scale the background image to be as large as possible so that the background area is completely covered by the background image. Some parts of the background image may not be in view within the background positioning area  
contain Scale the image to the largest size such that both its width and its height can fit inside the content area  
initial Sets this property to its default value. Read about initial  
inherit Inherits this property from its parent element. Read about inherit  

More Examples

Example

Stretch the background image to completely cover the content area:

div {
    background: url(img_flwr.gif);
    background-size: 100% 100%;
    background-repeat: no-repeat;

}

 

Example

Stretch the background image so that exactly four copies fit horizontally:

div {
    background: url(w3css.gif);
    background-size: 25%;

}