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

body {
    overflow: hidden;
    background: #000;
    font-family: 'Arial', sans-serif;
}

#container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

#canvas {
    display: block;
    width: 100%;
    height: 100%;
}

#countdown {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 120px;
    font-weight: bold;
    color: #fff;
    text-shadow: 
        0 0 10px #00ffff,
        0 0 20px #00ffff,
        0 0 30px #00ffff,
        0 0 40px #00ffff;
    z-index: 100;
    pointer-events: none;
    font-family: 'Courier New', monospace;
    animation: glint 0.5s ease-in-out infinite alternate;
}

@keyframes glint {
    0% {
        opacity: 0.7;
        transform: translate(-50%, -50%) scale(1);
        text-shadow: 
            0 0 10px #00ffff,
            0 0 20px #00ffff,
            0 0 30px #00ffff;
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1);
        text-shadow: 
            0 0 20px #00ffff,
            0 0 30px #00ffff,
            0 0 40px #00ffff,
            0 0 50px #00ffff;
    }
}

#countdown.hidden {
    display: none;
}