Unverified50% confidenceFactExact time
CodePen 2.0 allows users to stack and enable multiple CSS processors simultaneously (such as PostCSS and Lightning CSS), whereas the old version only allowed selecting one CSS preprocessor exclusively.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/13/2026
First Seen
Valid until: 11/11/2026
Sources
CodePen 2.0深度解析：从简约到全能在线编辑器的蜕变
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