html,body{margin:0;padding:0;width:100vw;height:100vh;overflow:hidden;overscroll-behavior-y:contain}canvas{display:block;width:100vw;height:100vh}html{font-family:sans-serif;font-size:14px}.ui-panel{position:fixed;background-color:#3d3d3d;color:#eee;text-align:right;padding:10px;max-width:"100vw";pointer-events:auto}.ui-panel h2{text-align:left}input[type=number]{background-color:#797979;color:#eee}