These are a collection of tips and tricks you can use to improve the performance and readability of your code.
When creating Tailwind CSS-like utility classes, we can use Sass’ loops to save a lot of repetition.
This is how libraries like Tailwind CSS can use prefixes like `hover:` and `focus:` to apply styles to pseudo classes.
Libraries like Tailwind CSS use special characters in their class names. We can use them in our own classes by escaping them.