body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f0f0f0;
}

#game-container {
    margin-top: 100px;
}

h1 {
    font-size: 2em;
    animation: fadeIn 0.5s ease-in-out;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}