What to look for when writing an SEO-optimized description?

Question

css

What to look for when writing an SEO-optimized description?
Namely, such aspects:
- br vs p
tag - h1 vs span tag with a large font
- b vs strong tag
- And other features and interactions with keywords

Answer 1

Agree with the answer above.
I would rank it in order of importance like this:

1. Title
   
2. h1 - (only one per page)
   
3. h2
   
4. description-alt
   
5. h3
   
6. h4
   
7. li
   
8. strong-em
   
9. p