.marker-cluster-small {
    background-color: rgba(121, 184, 255, 0.6);
}

.marker-cluster-small div {
    background-color: rgba(141, 146, 255, 0.6);
}

.marker-cluster-medium {
    background-color: rgba(155, 128, 255, 0.6);
}

.marker-cluster-medium div {
    background-color: rgba(184, 133, 255, 0.6);
}

.marker-cluster-large {
    background-color: rgba(214, 126, 255, 0.6);
}

.marker-cluster-large div {
    background-color: rgba(253, 140, 255, 0.6);
}

.marker-cluster {
    background-clip: padding-box;
    border-radius: 20px;
}

.marker-cluster div {
    width: 30px;
    height: 30px;
    margin-left: 5px;
    margin-top: 5px;

    text-align: center;
    border-radius: 15px;
    font: 12px "Helvetica Neue", Arial, Helvetica, sans-serif;
}

.marker-cluster span {
    line-height: 30px;
}