Do you merge your html and css with <style>? Yes, No? Why?

Question

html merged with css

Answer 1

I do because it is more readable and easy to manage.

Answer 2

Merging them is best practise :)

Answer 3

Tom thanks for the reply, that's what I'v been doing in my current project. I just wasn't sure if it was bad practice, I did it to be able to compile it from notepad so I could run it on my PC screen to start the responsive design elements.