In the first half of this book, we covered the crucial aspects of TypeScript, from its powerful type system to its support for modules. Even if you haven't realized it yet, you've actually learned the most important parts of TypeScript already! With that done, we can finally step up our game and start having fun with the language.
We still have a ton to learn together, though, but isn't that where all the fun is?
In the previous chapters, we didn't put a lot of effort into our user interfaces (to say the least). Of course, it wasn't our main focus, but we have to face the truth—it would be hard to reach an acceptable level of quality without having enough CSS experience. Notably, we didn't have any reusable user interface components at our disposal, nor the time to create our own.
The fact is...
