body{color:#000;background:#fff;margin:0;font-family:Times New Roman,Times,serif;font-size:18px;line-height:1.5}#root{max-width:640px;margin:0 auto;padding:40px 24px 64px}h1{margin:0 0 4px;font-size:32px;font-weight:700}h2{margin:0 0 10px;font-size:21px;font-weight:700}p{margin:0 0 14px}hr{border:0;border-top:1px solid gray;margin:26px 0}a{color:#00e}a:visited{color:#551a8b}table{border-collapse:collapse}td{vertical-align:top;padding:2px 24px 2px 0}ul{margin:0 0 14px;padding-left:24px}li{margin-bottom:6px}.video{height:0;margin-bottom:14px;padding-bottom:56.25%;position:relative}.video iframe{border:1px solid gray;width:100%;height:100%;position:absolute;top:0;left:0}.nav{font-size:16px}.tagline{font-style:italic}.footer{color:#555;margin:0;font-size:15px}.demo-modes{margin:0 0 16px;padding:0;list-style:none}.demo-modes button{color:#00e;cursor:pointer;background:0 0;border:none;margin:0 16px 4px 0;padding:0;font-family:inherit;font-size:16px;text-decoration:underline}.demo-modes button.active{color:#000;cursor:default;font-weight:700;text-decoration:none}.demo-blurb{background:#f4f4f4;border-left:3px solid gray;margin:0 0 16px;padding:8px 12px;font-size:16px}.demo-grid{grid-template-columns:repeat(4,1fr);gap:6px;max-width:320px;margin:0 0 14px;display:grid}.demo-cell{text-align:center;border:1px solid gray;padding:8px 0 6px;font-family:Courier New,Courier,monospace}.demo-cell .r{font-size:17px}.demo-cell .m{color:#777;margin-top:2px;font-size:11px;display:block}.demo-cell.culprit{color:#c00000;background:#ffecec;border-color:#c00000}.demo-cell.culprit .m{color:#c00000}.demo-out{white-space:pre;background:#f4f4f4;border:1px solid gray;margin:0 0 14px;padding:12px;font-family:Courier New,Courier,monospace;font-size:13px;line-height:1.5;overflow-x:auto}.demo-verdict{font-family:Courier New,Courier,monospace;font-size:16px}.demo-verdict b{color:#c00000}