body {
    background: #05050a;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: #0ff;
    font-family: 'Segoe UI', sans-serif;
}

#game-container {
    position: relative;
    border: 4px solid #333;
    background: #0a0a12;
    box-shadow: 0 0 20px #0ff;
    border-radius: 10px;
}

canvas {
    display: block;
    border-radius: 6px;
}

#ui {
    position: absolute;
    top: -35px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    font-weight: bold;
    letter-spacing: 1px;
}