`@media (-webkit-min-device-pixel-ratio)` (CSS media feature)

Browser Support

Browsers	CH	FF	IE	OP	SF
supported by	Chrome 17 ⋮ Chrome 1				Safari 5.1 ⋮ Safari 3
not supported by		Firefox 10 ⋮ Firefox 1	Internet Explorer 9 ⋮ Internet Explorer 6	Opera 11.6 ⋮ Opera 8	Safari 2 ⋮ Safari 1