Run Tailwind CSS with Tailwind Play
Tailwind Play is an online editor and code runner which you can use to run and test your Tailwind CSS codes.
You can access it from the documentation as well and this is one of the beauties of Tailwind CSS which is a complete ecosystem. Do visit Tailwind Play now and give it a try.
Run Tailwind CSS with Codepen
The 2nd method is to run Tailwind CSS with Codepen.io and just like Tailwind CSS play it allow you to include Tailwind CSS CDN form the setting and start playing around with Tailwind CSS.
You can make use of other code runner apps as well and below are the recommended one.