.datavis-diagram.line_chart_time_series_grouped .tooltip {
    display: none;
    position: absolute;
    padding: 8px;
    background: none repeat scroll 0 0 #ffffff;
    border: 1px solid gray;
    font-size: 14px;
    min-width: 80px;
    height: auto;
    text-align: center;
    opacity: 0.8;
    color: #000;
}

.datavis-diagram.line_chart_time_series_grouped .tooltip table {
    margin: 0;
}

.datavis-diagram.line_chart_time_series_grouped .tooltip table td {
    border: none;
}

.datavis-diagram.line_chart_time_series_grouped .tooltip table td:first-child {
    padding: 0 4px 0 0;
}

.datavis-diagram.line_chart_time_series_grouped .tooltip table td:last-child {
    text-align: right;
    padding: 0;
}