# Mask View Transition Theme Toggle

> A smooth, premium theme switch animation using the View Transitions API and a custom GIF mask to transition between light and dark modes.

- Author: [Jahirul Islam](https://21st.dev/@jahirulislamrayhan07)
- License: unknown
- Live preview: https://21st.dev/@jahirulislamrayhan07/components/mask-view-transition-theme-toggle

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/jahirulislamrayhan07/mask-view-transition-theme-toggle?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt