.leaflet-control-zoom-fullscreen { background-image: url(Editing-Expand-icon.png); background-size: 20px 20px; }
.leaflet-control-zoom-fullscreen.active{ background-image: url(Editing-Collapse-icon.png); background-size: 20px 20px; }

/*.leaflet-retina .leaflet-control-zoom-fullscreen { background-image: url(Editing-Expand-icon.png); background-size: 20px 20px; }
.leaflet-retina .leaflet-control-zoom-fullscreen.active { background-image: url(Editing-Collapse-icon.png); background-size: 20px 20px; }*/
.leaflet-container:-webkit-full-screen { width: 100% !important; height: 100% !important; z-index: 99999; }
.leaflet-pseudo-fullscreen { position: fixed !important; width: 100% !important; height: 100% !important; top: 0px !important; left: 0px !important; z-index: 99999; }