.fullscreen-icon {
    background-image: url(../img/icons/icon-fullscreen.png);
    background-size: 18px 18px;
}

.leaflet-retina .fullscreen-icon {
    background-image: url(../img/icons/icon-fullscreen.png);
    background-size: 18px 18px;
}

/* one selector per rule as explained here : http://www.sitepoint.com/html5-full-screen-api/ */
.leaflet-container:-webkit-full-screen {
    width: 100% !important;
    height: 100% !important;
    z-index: 99999;
}

.leaflet-container:-ms-fullscreen {
    width: 100% !important;
    height: 100% !important;
    z-index: 99999;
}

.leaflet-container:full-screen {
    width: 100% !important;
    height: 100% !important;
    z-index: 99999;
}

.leaflet-container:fullscreen {
    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;
}