body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    background-color: #121212;
    color: #ffffff;
}

.container {
    display: flex;
    background-color: #1a1a1a;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

#gameCanvas {
    border: 2px solid #00adb5;
}