body{background:#111;color:#fff;font-family:sans-serif;display:flex;align-items:center;justify-content:center;height:100vh}#ticker{display:grid;grid-template-rows:repeat(6,5px);grid-template-columns:repeat(96,5px);gap:2px}#ticker .dot{width:5px;height:5px;border-radius:50%;background:#333}#ticker .dot.on{background:#fff}