Hi
I upvote you. please see these link for now how steemit works. and also search google about steemit.

https://steemit.com/steemit/@panenka/what-is-steemit-and-how-does-it-work

https://steemit.com/steemit/@mindover/steemit-for-dummies-like-me-everything-you-need-know-to-get-started