.tooltipster-noir {
    border-radius: 0px;
    border: 3px solid #2c2c2c;
    background: #fff;
    color: #2c2c2c;
}

    .tooltipster-noir .tooltipster-content {
        font-family: 'Georgia', serif;
        font-size: 14px;
        line-height: 16px;
        padding: 8px 10px;
    }