How to use bootstrap

Question

what i know: i have to download it and link it in the head section.
what i don't know: the commands and how it works.
what i ask for: advice, a link to a lists of commands , tags or options that i have with this method and overall how to use it.
thank you for your time!!!

Answer 1

Read the docs from their official website.

https://getbootstrap.com

Answer 2

https://www.w3schools.com/bootstrap/

Answer 3

https://www.sololearn.com/discuss/709499/?ref=app

Answer 4

is there anything else i can use to learn it?

Answer 5

thank you that will do the job :DDD