body {
    max-width: 700px;
    margin: 80px auto;
    padding: 0 24px;
    font-family: monospace;
    line-height: 1.6;
}

h1 {
    font-size: 3rem;
    margin-bottom: 0;
}

nav {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}