.loading-overlay {
    display: none;
    background: rgb(232,232,232);
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 5;
    top: 0;
}

.loading-overlay-image-container {
    display: none;
    position: fixed;
    z-index: 7;
    top: 50%;
    left: 50%;
    transform: translate( -50%, -50% );
}

.loading-overlay-img {
    width: 640px;
    height: 450px;
    border-radius: 5px;
}