body {
    margin: 0;
    overflow: hidden;
    background: #000;
}

canvas {
    display: block;
}

#loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font: 18px sans-serif;
    pointer-events: none;
    transition: opacity 0.5s ease;
    z-index: 10;
}

.lil-gui.root > .title {
    display: none;
}