What does HTML mark do?

Related questions

1. Why are key frames used?
2. How do you use a marquee?
3. Is blink tag still supported?
4. How is morphing done?
5. How do frames work in HTML?
6. What is Blink tag HTML?
7. What are keyframes in CSS?
8. What is the difference between frames and keyframes?
9. What type of animation is tweening used?
10. What are the different types of tweening?

Tags

1. #importance
2. #element
3. #which
4. #context
5. #represents
6. #relevance
7. #marked
8. #purposes
9. #notation
10. #highlighted
11. #enclosing
12. #reference
13. #passage