.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.popup-content {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    max-width: 400px;
    width: 90%;
}

.popup-content p {
    margin: 10px 0;
    font-size: 16px;
}

.popup-content button {
    margin: 5px;
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

#go-to-regional-site {
    background: #25BCBD;
    color: #fff;
}

#close-popup {
    background: #ccc;
    color: #333;
}