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我想实现一个不错的菜单，例如https://mmenujs.com/
但我注意到它在谷歌页面速度中引起了新的警告：
避免过多的 DOM 大小 - 959 个节点
这些节点是什么？如何修改插件以消除此警告？
我想这是一行代码，也就是一个html元素，比如...
https://developers.google.com/web/fundamentals/performance/rendering/reduce-the-scope-and-complexity-of-style-calculations