Please feel free to check here: https://hughzhoutrt.github.io/DriveSolo-bootcamp-in-Juno/
This is just a pure simple HTML + CSS project and used for letting us review how to build a responsive website.
Meanwhile, I wrote a blog to note and share what I want to share to those who want to learning responsive design, please feel free to read: https://medium.com/@hughzhoutrt/how-to-build-a-responsive-website-351f47ccf66f
Desktop version
Mobile version (320px)