:root{color-scheme:dark;background:#030915}
*{box-sizing:border-box}
html,body{width:100%;height:100%;margin:0;overflow:hidden;background:#030915}
#observatory{width:100%;height:100%;height:100dvh}
#universe{display:block;width:100%;height:100%;outline:none;touch-action:none;cursor:zoom-in}
#universe.zoomed{cursor:grab}
#universe.dragging{cursor:grabbing}
#universe:focus-visible{outline:1px solid #ffbd6560;outline-offset:-1px}