body {
    background: #121212;
    color: #ffffff;
    text-align: center;
    font-family: sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

main {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    justify-content: center;
}

nav a {
    color: #00ff00;
    text-decoration: none;
    margin: 0 0.25rem;
    font-weight: 600;
}