html,
body {
    height: 100%;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    background: #efefef;
    color: #222;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    text-align: center;
}

.message {
    margin-top: 8px;
    font-size: clamp(18px, 3vw, 28px);
    font-weight: 400;
    text-transform: uppercase;
    line-height: 1.1;
    letter-spacing: 3px;
}