@jsdoodler on Instagram: "Prompt: Create a single-file HTML/CSS/JS animation of a 4-stroke piston engine in cross-section. Show a cylinder, piston, connecting rod, and crankshaft. Animate the full 4-stroke cycle (intake → compression → power → exhaust) with color-coded effects: blue for intake air, yellow/orange for combustion fire, grey for exhaust. The crankshaft should rotate smoothly, driving the piston’s up-down motion with accurate linkage geometry. The animation should loop seamlessly. Wh

AI Animation Battle: Lightning ⚡ Which AI did it best? Prompt: Create a single-file with HTML/CSS/vanilla JS only (no libraries/assets) that renders storm clouds inside a centered square scene container. Occasional lightning bolts flash down, briefly lighting the whole scene. Fade out and reset. Total loop length: 30 seconds, seamless. Add a Start button below the square that starts the animation when clicked.