#beupset-popup-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}
#beupset-popup-container {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 10px;
    border-radius: 5px;
    text-align: center;
}
#beupset-popup-close {
    position: absolute;
    top: 5px; right: 10px;
    font-size: 20px;
    cursor: pointer;
}