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

h1 {
    color: #333;
}

canvas {
    background-color: #fff;
    border: 1px solid #ccc;
    display: block;
    margin: 20px auto;
    cursor: none;
}

p {
    font-size: 1.2em;
    color: #555;
}

#score {
    font-weight: bold;
    color: #d9534f;
}

#startScreen, #gameOverScreen {
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border: 1px solid #ccc;
    width: 300px;
    border-radius: 8px;
}

#playerNameInput {
    padding: 8px;
    width: 80%;
    margin-bottom: 10px;
}

#startGameBtn, #retryBtn {
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
}

#ranking {
    margin: 20px auto;
    width: 300px;
    text-align: left;
}

#rankingList li {
    background-color: #fff;
    margin-bottom: 5px;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid #ddd;
}