Liam Peterson enhanced the mobile user interface for the Garnir-111/meal_planning- repository, focusing on improving the experience across the index, recipes, and filters pages. He applied a mobile-first approach using CSS and HTML, refining navigation, typography, and layout to ensure readability and visual consistency on small screens. His work included implementing underlines, a reactive logo, and targeted adjustments to create a cohesive and accessible interface. By extending responsive design principles throughout the application, Liam addressed usability challenges for mobile users. The depth of his contribution is reflected in the comprehensive CSS refinements, which improved navigation clarity and overall user experience.