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我希望能够放大和滚动图像，但不影响浮动在顶部的按钮。这可能吗？
通过设置 html 的视口元标记，我在滚动和缩放方面取得了成功：
<meta name="viewport" content="target-densitydpi=device-dpi, width=device-width, initial-scale=1.1, minimum-scale=1.1, maximum-scale=1.8, user-scalable=yes"/>