CSS Property '-webkit-background-size'

Browser support
ChromeFirefoxIEOperaSafari
12.53
CSS Level
3.0
Module
Background and Borders
Restriction
length, percentage  
Example
header { -webkit-background-size: 20px; }  
Reference
www.w3.org 
Description
Specifies the size of the background images. 
Non-prefixed -webkit-background-size values (3)
NameChromeFirefoxIEOperaSafari
auto12.53
contain12.53
Scale the image, while preserving its intrinsic aspect ratio (if any), to the largest size such that both its width and its height can fit inside the background positioning area.
cover12.53
Scale the image, while preserving its intrinsic aspect ratio (if any), to the smallest size such that both its width and its height can completely cover the background positioning area.

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