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

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

.hero {
    object-fit: contain;
}