Install Tailwind CSS with Rails 6
https://www.lukeko.com/11/install-tailwind-css-with-rails-6 0https://rubyyagi.com/tailwindcss2-rails6/
https://web-crunch.com/posts/how-to-install-tailwind-css-2-using-ruby-on-rails
https://davidteren.medium.com/tailwindcss-2-0-with-rails-6-1-postcss-8-0-9645e235892d
https://dev.to/bodhish/adding-tailwindcss-to-your-rails-6-project-2nk
https://tailwindcss.com/docs/installation#post-css-7-compatibility-build