add-container-queries section

[alighasemi889]

---

By submitting this pull request, I promise that:

• I have read the contribution guidelines thoroughly.
• I ensure my submission follows each and every point.

[mischah]

First. Container queries should get their own sub section.

Regarding the list entries:
The first link should be replaced with: https://ishadeed.com/article/css-container-query-guide/

The second seems a bit outdated and should be omited.

The Third is broken.

What to you think about adding this as short introduction:
https://css-tricks.com/css-container-queries/