.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5); /* Slightly transparent background */
    justify-content: center;
    align-items: center;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%; /* Adjust the width as needed */
    max-height: 90%; /* Adjust the height as needed */
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5); /* Optional: adds a shadow to the image */
    border-radius: 10px; /* Optional: rounded corners */
}

.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.chart-container {
    border: 2px solid #000; /* Black border with 2px width */
    padding: 10px; /* Optional padding inside the border */
    border-radius: 8px; /* Optional rounded corners */
    margin: 20px; /* Optional margin around the chart container */
    background-color: #fff; /* Optional background color */
}