Example Modal Equation Formatting

Some formatting bugs with the example modals in some of the algorithms (i.e. bubble/cocktail/insertion sort) > book icon in the top right > equation blends in weirdly. 

Most likely related to the incorrect closing tags mentioned in #17

Example: 
<img width="257" alt="Image" src="https://github.com/user-attachments/assets/f5331d8e-ec60-429c-a6b9-2ed22aff7ce4" />