> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mythex.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Mobile-responsive prompts

> Use the phone-size preview and prompts that prioritize small screens.

# Mobile-responsive prompts

Mythex Preview includes a **phone-size frame**. Native mobile apps are **coming soon** — today you build **responsive web** UIs.

```text theme={null}
Fix mobile layout on [PAGE]:
- No horizontal scroll
- Tap targets at least ~44px
- Stack sections on small screens; keep desktop layout otherwise
Verify in the phone preview frame.
```

## Related

* [Preview and Code](/features/preview-and-code)
* [What you can build](/introduction/what-you-can-build)
* [Design & UI prompts](/prompting/design-and-ui)