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A self-contained WebGL2 hero: animated water caustics woven from domain-warped ripples; click the water to drop a ripple. No meshes, no textures.
Passed 2 of 22 test cases with the skill, and 20 of 22 without it.
1 fixed6 passed either way8 still failing7 broke
Tokens, turns and time describe resource use, not a dollar price.
A test case the skill fixed. Same model, same prompt, with and without the skill.
We are designing a modern dark-mode landing page with a deep blue water caustic hero element. How should CSS styling be structured for the canvas element so it fills the viewport cleanly behind headline text?
| Checked | Without skill | With skill |
|---|---|---|
| Applies CSS position fixed layout to set canvas behind foreground hero content. | Missed | Passed |
The instructions your model reads when the skill loads.
Produce a single self-contained index.html — A self-contained WebGL2 hero: animated water caustics woven from domain-warped ripples; click the water to drop a ripple. No meshes, no textures.
OpenDesign detects getContext('webgl2') / heavy WebGL and renders this file in powered preview (a cross-origin-isolated iframe). The full GPU + scroll pipeline runs; no opaque-sandbox workarounds are needed.
webgl-caustic-pool/
├── SKILL.md ← you're reading this
├── example.html ← the complete, working artifact (READ FIRST)
└── (assets, if any)
Keep any bundled LICENSE and on-screen credit intact. Replace imagery only with license-clean assets (original / AI, Lummi.ai, Unsplash/Pexels — never scraped imagery).
test cases passed, vs 20 / 22 without
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