Social proof section Responsive landing page using flexbox

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

I was able to use semantics element very well. Still working on media queries

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

I had challenges with responsiveness especiall the media queries min-width, so i had to reduce it

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

What's the min--width for desktop sizes that we should use. also should it be in pixels or em and rem??