BACKGROUND IMAGE DPR2

@import "kwf/background-image-dpr2";

.

.example {
    @include background-image-dpr2('/assets/web/images', 'example.png',
    100px, 100px, no-repeat left top transparent);
}

two file have to exist:

• images/example.jpg (100x100)
• images/dpr2/example.jpg (200x200)

the last parameter is for background settings like "repeat", "position" and "color", but its optional.