Personal Portfolio - Feedback Welcome!

Hello, I just finished the Project Portfolio, I would need some feedback from you.
It’s not completely finished yet, I want to keep adding content along my way but I want to know if I’m on the right track. The time I spent there is about 3/4 days.

This is the Github Pages link:
https://valeriusec.github.io/Project_Portfolio/index.html

This is the repository link: