During November 2024, Ernesto Montellano focused on enhancing the user interface of the DiegoAnguloC/TallerDivF repository by conducting a comprehensive semantic UI review and aligning CSS for improved accessibility and content presentation. He applied his expertise in HTML and CSS to standardize styling through the use of CSS variables and refined font definitions, ensuring visual consistency across the application. Ernesto documented internal UI notes and structured comments to guide future development, emphasizing maintainability and clarity. While no bugs were reported or fixed, his work established a solid foundation for ongoing front-end improvements, prioritizing semantic correctness and maintainable code structure.