#avp-popup-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.8);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

#avp-popup {
    background: white;
    padding: 2em;
    text-align: center;
    border-radius: 8px;
}

#avp-popup button {
    margin: 1em;
    padding: 0.5em 1em;
    font-size: 1em;
}