body {
    margin: 0;
    padding: 0;
    background-color: #050510;
    /* Deep Navy/Black */
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: #fff;
    font-family: 'Courier New', Courier, monospace;
}

#game-container {
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.2);
    position: relative;
}

/* CRT Scanline Effect */
body::after {
    content: " ";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    z-index: 2;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
}