* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    display: grid;
    place-items: center;
    padding: 2rem;
    font-family: 'Menlo', monospace;
    color: #ffffff;
    background-color: #000000;
}

.landing-page {
    display: grid;
    justify-items: center;
    gap: 2rem;
    padding: 2rem;
    width: min(100%, 600px);
    border: 2px solid lightgrey;
    border-radius: 8px;
    background-color: #000000;
    text-align: center;
}

.landing-page h1 {
    margin: 0;
    font-size: clamp(2rem, 8vw, 4rem);
}

.game-button {
    padding: 0.9rem 1.5rem;
    border: 2px solid lightgrey;
    border-radius: 5px;
    color: #ffffff;
    background-color: #000000;
    font-size: 1rem;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.game-button:hover {
    background-color: #575757;
    transform: translateY(-2px);
}

.game-button:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 4px;
}

@media (max-width: 480px) {
    body {
        padding: 1rem;
    }

    .landing-page {
        gap: 1.25rem;
        padding: 1.5rem 1rem;
    }

    .game-button {
        width: 100%;
        font-size: 0.875rem;
    }
}