.title {
    font: 16px 'Helvetica Neue', Arial, Helvetica, sans-serif;
    color: brown;
    text-align: center;
    padding: 10px;
}

.legend {
        background-color: #fff;
        border-radius: 3px;
        bottom: 30px;
        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        font: 12px/20px 'Helvetica Neue', Arial, Helvetica, sans-serif;
        padding: 10px;
        position: absolute;
        right: 10px;
        z-index: 1;
        display: none;
        }

.legend h4 {
        font: 12px 'Helvetica Neue', Arial, Helvetica, sans-serif;
        margin: 0 0 10px;
        }

.legend div span {
        border-radius: 50%;
        display: inline-block;
        height: 10px;
        margin-right: 5px;
        width: 10px;
        }