.bar-chart {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    background-color: lightblue; /* Default color */
    width:15px; /* Thin bar width */
    margin: 0 3px; /* Space between bars */
    font-size: 10px; /* Font size for numbers */
    font-weight: bold; /* Make text bold */
    color: black; /* Text color */
}