body{margin:0;font-family:Arial,sans-serif;background-color:#0e0e0e;color:#fff;text-align:center}h1{margin:20px 0;font-size:2rem}#coins{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:15px;padding:20px}.coin{padding:15px;border-radius:12px;transition:.3s;display:flex;flex-direction:column;align-items:center;gap:8px}.coin.up{background-color:#1e4620;box-shadow:0 0 10px #2ecc71}.coin.down{background-color:#4a1717;box-shadow:0 0 10px #e74c3c}.coin.same{background-color:#333}.coin.new{background-color:#555}.coin-icon{width:50px;height:50px;border-radius:50%;background-color:#fff;padding:5px}