Contributed a visual enhancement to the godotengine/godot repository by updating the cursor selection box for the Modern theme, focusing on improved UI aesthetics and readability. The work involved modifying fill and stroke colors within the theme_modern.cpp file, leveraging C++ and UI/UX design skills to deliver a targeted frontend improvement. This change enhanced the clarity and consistency of selection visuals across the editor, aligning with the Modern theme’s design language. The effort was a collaborative patch with other core and design contributors, emphasizing maintainability and minimal risk while ensuring the user interface remained visually coherent and accessible for end users.