.cgf-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.cgf-popup-content {
    background: #fff;
    padding: 20px;
    border-radius: 4px;
    text-align: center;
    max-width: 400px;
}

.cgf-popup button {
    margin: 5px;
}