@media
only screen and (-webkit-min-device-pixel-ratio: 2),
only screen and (   min--moz-device-pixel-ratio: 2),
only screen and (     -o-min-device-pixel-ratio: 2/1),
only screen and (        min-device-pixel-ratio: 2),
only screen and (                min-resolution: 192dpi),
only screen and (                min-resolution: 1.5dppx) { 
	
	.ui--retina .retina {
		display: block !important;
	}

	.ui--retina .no-retina {
		visibility: hidden !important;
	}
}