Computer Society of India
The Pure CSS Game Jam. Build interactive games without a single line of JS.
"Visual Logic" is a 60-minute competitive coding challenge where developers push the boundaries of front-end creativity by building fully playable, interactive games using only HTML and CSS—absolutely no JavaScript allowed.
:checked pseudo-class to store game state and trigger animations.Winners are recognized for creativity, visual polish, and ingenious use of pure CSS to achieve interactivity and fun.