.iframe-overlay, .overlay-wrapper {
    align-items: center;
    background-color: rgba(0, 0, 0, 0.5);
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    left: 0;
    right: 0;
    top: 0;
    z-index: 5000;
}

.overlay-wrapper .upload-progress {
    font-size: 1.25rem;
    height: 2rem;
}