What is the purpose of a media query?

Related questions

1. How does a media query work?
2. Does bootstrap use grid?
3. What is bootstrap responsive?
4. Is bootstrap a library or a framework?
5. What is bootstrap grid?
6. Should I use grid or Flexbox?
7. Is CSS grid supported?
8. What is the difference between media query and bootstrap?
9. Which is better Flexbox or bootstrap?
10. What is the difference between @media and @media screen?

Tags

1. #responsive
2. #feature
3. #enable
4. #devices
5. #websites
6. #appearance
7. #screen
8. #multiple
9. #queries
10. #sizes
11. #webpage
12. #adapt
13. #resolutions
14. #different
15. #media
16. #fundamental
17. #content
18. #design
19. #customize