.leaflet-container {
    background: rgba(0,0,0,0);
}



.leaflet-pane {
    z-index: 1;
}


.leaflet-shadow-pane {
    z-index: 1;
}


.leaflet-overlay-pane {
    z-index: 1;
}


.leaflet-top,
.leaflet-bottom {
    z-index: 4;
}


.leaflet-tooltip-pane {
    z-index: 5;
}


.leaflet-popup-pane {
    z-index: 6;
}


.leaflet_osm {
    height: 400px;
    width: auto;
}