docs: update to postcss-nesting

Author: atinux

README.md

@@ -18,7 +18,7 @@
 - 👌  Zero configuration to start *([see video](https://tailwindcss.nuxtjs.org/#quick-start))*
 - 🗜  PurgeCSS included for minimal CSS ⚡️
 - ⚡️  Supports [Tailwind Just-In-Time](https://github.com/tailwindlabs/tailwindcss-jit)
-- 🪄  Includes [PostCSS Nested](https://github.com/postcss/postcss-nested)
+- 🪄  Includes [CSS Nesting](https://drafts.csswg.org/css-nesting-1/) with [postcss-nesting](https://github.com/csstools/postcss-nesting)
 - 🎨  Discover your Tailwind Colors *([see video](https://tailwindcss.nuxtjs.org/#tailwind-colors))*
 - ⚙️  Reference your Tailwind config in your app
 - 📦  Extendable by [Nuxt modules](https://modules.nuxtjs.org/)

docs/content/1.index.md

@@ -13,7 +13,7 @@ THis module help you setup [Tailwind CSS](https://tailwindcss.com) (version 2) t
 - 👌  Zero configuration to start *([see video](https://tailwindcss.nuxtjs.org/#quick-start))*
 - 🗜  PurgeCSS included for minimal CSS ⚡️
 - ⚡️  Supports [Tailwind Just-In-Time](https://github.com/tailwindlabs/tailwindcss-jit)
-- 🪄  Includes [PostCSS Nested](https://github.com/postcss/postcss-nested)
+- 🪄  Includes [CSS Nesting](https://drafts.csswg.org/css-nesting-1/) with [postcss-nesting](https://github.com/csstools/postcss-nesting)
 - 🎨  Discover your Tailwind Colors *([see video](https://tailwindcss.nuxtjs.org/#tailwind-colors))*
 - ⚙️  Reference your Tailwind config in your app
 - 📦  Extendable by [Nuxt modules](https://modules.nuxtjs.org/)