Unverified50% confidenceFactExact time
在触发按钮上添加popovertarget属性指向弹出层id即可触发弹出，点击页面任意位置或按Esc键会自动关闭（轻量关闭）
1
Sources
50%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
Pure CSS Popover Animations: A Complete Zero-JavaScript Guide
youtubeKevin Powell7/1/2026
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