.glider-svg-marker {
  /* evita che Leaflet ci metta padding/bordi strani */
  background: transparent !important;
  border: 0 !important;
}

.leaflet-popup.receiver-popup .leaflet-popup-content-wrapper {
  background: #000;
  color: #fff;
  border-radius: 8px;
  border: 1px solid #333;
}

.leaflet-popup.receiver-popup .leaflet-popup-tip {
  background: #000;
}

.leaflet-popup.receiver-popup .leaflet-popup-close-button {
  color: #fff;
  font-size: 16px;
}

.leaflet-popup.receiver-popup {
  z-index: 10000 !important;
}