div.tooltipster-info {
    background: #ffffff;
    border: 1px solid #cccccc;
    border-radius: 5px !important;
    box-shadow: 2px 2px 2px 2px rgba(0, 0, 0, .14), 0 3px 1px -2px rgba(0, 0, 0, .2), 0 1px 5px 0 rgba(0, 0, 0, .12);
    color: #666666;
}

.tooltipster-info .tooltipster-content {
    font-family: "Calibri Light" !important; /*, sans-serif !important;*/
    /*letter-spacing: .3px;*/
    font-size: 14px;
    /*font-weight: 800;*/
    line-height: 16px;
    padding: 8px 10px;
    text-transform: inherit;
}