docs: update Tailwind link (#3554)

src/content/docs/en/guides/styling.mdx

@@ -429,9 +429,22 @@ import "../components/make-it-purple.css"
 
 ## CSS Integrations
 
-Astro comes with support for adding popular CSS libraries, tools and frameworks to your project like [Tailwind][tailwind] and more!
+Astro comes with support for adding popular CSS libraries, tools and frameworks to your project like [Tailwind](https://tailwindcss.com) and more!
 
-📚 See the [Integrations Guide](/en/guides/integrations-guide/) for instructions on installing, importing and configuring these integrations.
+### Tailwind
+
+To use Taiwind in your project, install the offical [Astro Tailwind integration][tailwind] using the `astro add` command for your package manager:
+
+```sh
+# Using NPM
+npx astro add tailwind
+# Using Yarn
+yarn astro add tailwind
+# Using PNPM
+pnpm astro add tailwind
+```
+
+📚 See the [Integrations Guide](/en/guides/integrations-guide/) for instructions on installing, importing and configuring Astro integrations.
 
 
 ## CSS Preprocessors
@@ -585,7 +598,7 @@ See [Vite's docs](https://vitejs.dev/guide/assets.html#importing-asset-as-url) f
 [sass]: https://sass-lang.com/
 [stylus]: https://stylus-lang.com/
 [svelte-style]: https://svelte.dev/docs#component-format-style
-[tailwind]: https://github.com/withastro/astro/tree/main/packages/integrations/tailwind
+[tailwind]: /en/guides/integrations-guide/tailwind/
 [vite-preprocessors]: https://vitejs.dev/guide/features.html#css-pre-processors
 [vue-css-modules]: https://vue-loader.vuejs.org/guide/css-modules.html
 [vue-scoped]: https://vue-loader.vuejs.org/guide/scoped-css.html