Tailwind CSS: The most popular, beautiful, and unique framework I have ever seen. If this is the first time you are hearing about this, don't worry. It is pretty intuitive, productive, and fast. Believe me, the learning curve has greater benefits to understand the depths of CSS and its architecture.

What's NEW

• v2.1+
  • JIT Mode ( Just-in-Time ) for faster compilation and loads styles in advance
  • Lightning-fast build time: 3 to 8 s

• v2.0

  • Focus ring utilities : Style the cursor focus with a simple single class

  • Dark Mode

  • Extended color palette

• Extend variants : If you yet need your own unique styles, you can extend them easily

//add your custom css in tailwind.config.js
module.exports = {
  variants: {
    extend: {
      backgroundColor: ['active'],
      // ...
      borderColor: ['focus-visible', 'first'],
      // ...
      textColor: ['visited'],
    }
  },
}

• Extra Wide breakpoints : Higher resolution screens and pixel-perfect styles

More references: Tailwind CSS resources by Marko Denic