Some elements not being highlighted

I have a smaller phone where I see this issue. Sometimes the element I want highlighted is not boxed correctly . My website is www.peer2peernews.com happens when running “the basics” tutorial . Please help . Will be willing to pay. 

<img width="1125" height="2436" alt="Image" src="https://github.com/user-attachments/assets/42356dcf-25ae-4a22-9e6e-daeca209d980" />