html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    background: #000;
    color: #fff;
    font-family: sans-serif;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
}

h1 {
    margin: 0;
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 600;
    text-align: center;
}

img {
    height: 1em;
    margin: 0.33em auto;
    display: block;
}