ground truth

Only CSS: Busy Box

csssource ↗

model outputs

Gemini 3 Flash Preview →

A 0.70T 0.17

Qwen3-VL-8B-Instruct (no output)

A —T —

GPT-5.4 →

A 0.82T 0.33

Claude Sonnet 4.6 →

A 0.69T 0.27

LLaMA 4 Scout →

A 0.42T 0.13

1<div class="camera"><div class="panels"><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div><div class="panel"></div></div></div>