Where do I begin?

Hello all, just signed up where do I begin?

Start at the beginning!
https://www.freecodecamp.org/learn/

You can see it says:

If you are new to coding, we recommend you start at the beginning.

thank you so much! i am a little overwhelmed with css

In the responsive web design certificate section there is a Basic CSS section you can go through.

Mozilla Developer Network is always a solid source you can use to help.