Hi there, it's Fildy from Futurology. Since you've told me you're new to Medium, I wanted to share with you some resources to get you started:

This is a formatting guide that can help you with structuring your posts: https://medium.com/blogging-guide/medium-article-formatting-guide-with-visuals-62a55abc133c

And this in general is a guide on how to get started on Medium: https://medium.com/creators-hub/medium-writers-starter-pack-e726994d6865

And as I last mentioned, please also make sure to read Futurology's guidelines as well before submitting.

I hope all these resources will be useful to you, ad best of luck on your writing journey.