*{box-sizing:border-box;margin:0;padding:0}html,body{background:#080d1c;width:100%;height:100%;overflow:hidden}body{background:radial-gradient(circle at 50% 34%,#1b2846 0%,#0d1428 46%,#070b16 100%)}#stage{touch-action:none;position:fixed;inset:0}#stage canvas{cursor:grab;display:block}#stage canvas:active{cursor:grabbing}