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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
    font-family: 'Arial Black', 'Impact', sans-serif;
}

#canvas-container {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
}

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

.fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: #000;
    color: #fff;
    text-align: center;
    padding: 2rem;
}

.fallback h1 {
    font-size: 3rem;
    letter-spacing: 0.5rem;
    margin-bottom: 1rem;
}

.fallback p {
    font-size: 1rem;
    opacity: 0.7;
}