body{margin:0;padding:0;overflow:hidden;font-family:sans-serif}#container{position:absolute;top:0;left:0;width:100%;height:100%}.lil-gui{--width: 280px}.loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:1.5em;text-shadow:1px 1px 2px rgba(0,0,0,.5)}