.leaflet-control-zoom-to-box {
	background:#fff url(images/zoom-to-area-26.png) no-repeat 0 0;
        /*background-image: url(images/zoom-to-area-26.png);*/
	background-size:26px 26px;
}

@media
	(-webkit-min-device-pixel-ratio:2),
	(min-resolution:192dpi) {
		.leaflet-control-zoom-to-box {
		background-image:url(images/zoom-to-area-26.png);
	}
}