Ema developed a dynamic global theming feature for the microsoft/fluentui-blazor repository, enabling the application to reflect the selected color scheme consistently across all components. She implemented a client-side theming pipeline by updating JavaScript to set the body’s data-theme attribute based on user preferences or system settings, ensuring seamless theme transitions. Ema also revised the CSS to apply theming rules according to these attributes, maintaining visual consistency throughout the app. Her work focused on front-end development using JavaScript and CSS, addressing the need for adaptable theming without introducing new bugs. The contribution demonstrated solid technical depth within a focused project scope.