html, body {
    height: 100%;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
}

.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}