.leaflet-cluster-anim .leaflet-marker-icon,
.leaflet-cluster-anim .leaflet-marker-shadow {
  transition: transform 0.25s ease-out, opacity 0.25s ease-in;
}

.leaflet-cluster-spider-leg {
  transition: stroke-dashoffset 0.25s ease-out, stroke-opacity 0.25s ease-in;
}