body {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #282c34;
    color: white;
    font-family: 'Courier New', Courier, monospace;
}

#gameCanvas {
    border: 2px solid #fff;
    background-color: #000;
}

#instructions {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 5px;
}

#score {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 20px;
}