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我有一些具有不同高度的 div 块,并且想要放置一个 div 说“滚动”,它应该在窗口底部上方 100px 处,而与每个 div 块中的窗口大小无关。如何在jquery中做到这一点?
你可以使用 css
#scroll { position:fixed; bottom:100px; }