Copy, study, adapt
Learn one focused concept through a complete, copy-ready solution, with usage guidance, customization ideas, and common mistakes.
Try a quick look at reusable UI snippets before opening the full code.
Use complete code, understand how it works, see when it fits, and adapt it safely for a real project.
Build a responsive image gallery using CSS Grid and a lightweight vanilla JavaScript lightbox with keyboard navigation, captions, and mobile-friendly styling.