.leaflet-cluster-anim .leaflet-marker-icon,
.leaflet-cluster-anim .leaflet-marker-shadow {
  transition:
    transform 0.3s ease-out,
    opacity 0.3s ease-in;
}

.leaflet-cluster-spider-leg {
  transition:
    stroke-dashoffset 0.3s ease-out,
    stroke-opacity 0.3s ease-in;
}