Unverified85% confidenceFactTime unknown

早期浏览器在transparent颜色过渡时会产生灰色阴影，原因是transparent被解析为rgba(0,0,0,0)，插值时黑色通道参与了计算

1

Sources

85%

Confidence

Long-term

Relevance

5/31/2026

First Seen

Sources

Advanced CSS Techniques: color, background, outline, and cursor In-Depth Guide

bilibilizhangxinxu

Related Entities

transparentconcept CSSconcept

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