Alfreale focused on enhancing the CSS specificity lesson within TheOdinProject/curriculum by refining educational content for greater clarity and maintainability. They improved the explanation of combinator specificity, streamlining the presentation and removing unnecessary note boxes to reduce cognitive load for learners. Using CSS and front end development skills, along with Markdown for content structuring, Alfreale delivered a more scannable and accurate resource that aligns with curriculum modernization goals. The work did not involve bug fixes but prioritized content accuracy and future-proofing, resulting in a curriculum update that supports easier comprehension and ongoing documentation upkeep for both learners and maintainers.