About Us Mobile

Make sure it looks good for at least the following dimensions defined in these `mixins`:
<img width="454" alt="Image" src="https://github.com/user-attachments/assets/499ab9a4-7960-410d-bfb4-7b5f7c7b92f9" />

Changes:
- picture to text alignment in cards (row to column)
- spacing
- circle picture alignment is now center