body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f0f8ff;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    font-size: 2rem;
    color: #333;
}

button {
    font-size: 1.2rem;
    padding: 10px 20px;
    margin: 20px 0;
    border: none;
    background-color: #007bff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

#game-area {
    width: 100%;
    height: 300px;
    margin: 20px 0;
    border: 2px solid #333;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: white;
    background-color: #e0e0e0;
    cursor: pointer;
}

canvas {
    margin: 20px 0;
}