html,body,#root{position:fixed;top:0;left:0;width:100%;height:100%;background:ivory}.r3f{touch-action:none}.html-screen iframe{width:1024px;height:670px;border:none;border-radius:20px;background:#fff}@media (max-width: 900px){.html-screen iframe{width:510px;height:1100px;border-radius:65px}}