* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #0a0a0a;
    color: #fff;
    overflow: hidden;
}

#game-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

canvas {
    display: block;
    margin: 0 auto;
    position: relative;
    left: 0;
    top: 0;
}