#js-disabled-banner { position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 9999; background: #0f172a; color: #e2e8f0; padding: 0.75rem 1rem; border-radius: 0.75rem; font-family: system-ui, sans-serif; display: flex; align-items: center; gap: 0.75rem; animation: hide-js-banner 8s ease 6s forwards; } #js-disabled-banner-text { flex: 1; text-align: center; padding-left: 1.5rem; } #js-disabled-banner-close { color: #e2e8f0; text-decoration: none; font-weight: 700; line-height: 1; font-size: 0.9rem; margin-left: auto; width: 1.5rem; height: 1.5rem; border-radius: 9999px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(226, 232, 240, 0.35); } #js-disabled-banner-dismissed:target + #js-disabled-banner { display: none; } @keyframes hide-js-banner { to { opacity: 0; visibility: hidden; pointer-events: none; } } JavaScript is disabled. Main pages work without it. Interactive WASM pages require JavaScript.