Responsive page with smooth animation using Mobile first workflow

What are you most proud of, and what would you do differently next time?

Tried to add animation, able to do it. Also understood the use of position absolute.

What challenges did you encounter, and how did you overcome them?

It was hard to add hovered image always it was getting placed out of the box. Then I got understand about position relative and position absolute and z-index. Applied these properties to resolve the issue

What specific areas of your project would you like help with?

I am always using flexbox to position any element, is this the right way to do it? or should I look for other options. And what could be other options?