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

body {
    background: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Monaco', 'Courier New', monospace;
    overflow: hidden;
}

#gameCanvas {
    border: 2px solid #333;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}