How to make custom style.css using bootstrap?

Question

css

good evening!
Guys, this is a question. I started to typeset using bootstrap, I will need to check it.
the question is next
we have two files, bootstrap,css, and style.css.
when making layout, I take
but get confused with the style with bootstrap, how to do it with style.css.

Answer 1

Include style.css AFTER bootstrap.