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

.game-container {
    position: relative;
    width: 800px;
    height: 600px;
    border: 3px solid white;
}

.score {
    position: absolute;
    top: 10px;
    width: 100%;
    text-align: center;
    color: white;
    font-size: 24px;
    z-index: 1;
}

canvas {
    background-color: black;
    display: block;
}

.github-button {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 10px;
    background-color: white;
    color: black;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.github-button:hover {
    background-color: gray;
}