.bar .button.zoomwidth { background-image: url('/fit_to_width-32x32.png'); }
.bar .button.zoomheight { background-image: url('/fit_to_height-32x32.png'); }
.bar .button.zoomwidth { background-image: url('/fit_to_width-32x32.png'); }
.bar .button.zoomheight { background-image: url('/fit_to_height-32x32.png'); }