body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.container {
    text-align: center;
    max-width: 100%;
    padding: 10px;
    box-sizing: border-box;
}

canvas {
    border: 2px solid #000;
    max-width: 100%;
    height: auto;
}

#score {
    font-size: 24px;
    margin: 10px 0;
}

#playerName {
    margin: 10px 0;
    padding: 5px;
}

#startButton {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}

#gameHistory {
    list-style-type: none;
    padding: 0;
    text-align: left;
    max-height: 200px;
    overflow-y: auto;
}