You're probably curious about how the CSS code is added to the browser since we haven't imported a CSS file to our project directly (by using a <link> tag, for example). Well, you will be surprised to see that the CSS code is being injected into our <head> tag using the <style> tag for each imported stylesheet. If you inspect your project with Chrome DevTools you will see something like this:
This behavior is because the style-loader is a Webpack loader that is being used by default in our application when we create it with create-react-app:
There is no way to modify the Webpack configuration directly when we use create-react-app ...
