.point {
    position: absolute;

    display: inline-block;

    box-sizing: border-box;
    width: 16px;
    height: 16px;

    cursor: pointer;

    border: 2px solid #171b26;
    border-radius: 50%;
    background-color: #fefefe;

    transform: translate(-50%, -50%);
}

.balloon {
    position: absolute;
    z-index: 10;

    padding: 4px;

    font-size: 12px;
    white-space: nowrap;

    border-radius: 8px;
    background-color: #fefefe;
    box-shadow: 0 2px 4px 0 rgba(95, 105, 131, 0.2), 0 0 2px 0 rgba(95, 105, 131, 0.08);

    transform: translate(-50%, calc(-100% - 5px));
}

.hide {
    display: none;
}

.button {
    display: inline-block;

    margin: 0;
    padding: 4px 5px;

    list-style: none;

    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    text-align: center;
    vertical-align: baseline;
    white-space: nowrap;

    color: #333;
    border-width: 0;
    border-radius: 8px;
    background-color: rgba(51, 51, 51, 0.05);

    transition: all 200ms;
    touch-action: manipulation;
}

.preview-point {
    position: absolute;

    box-sizing: border-box;
    width: 12px;
    height: 12px;

    cursor: pointer;

    opacity: 0.6;
    border: 1px solid #fff;
    border-radius: 50%;
    background: #666;

    transform: translate(-50%, -50%);
}

.info {
    display: inline-block;

    padding: 8px;

    font-size: 12px;
}