#CSS选择器 #网页性能
https://blogs.windows.com/msedgedev/2023/01/17/the-truth-about-css-selector-performance/
PS： 第一次觉得微软写的东西还可以，但是结果没啥别的，还是 web.dev 的好看
Microsoft Edge Blog
The truth about CSS selector performance
If you're a web developer, you may have already heard that some CSS selectors are faster than others. And you're probably hoping to find a list of the better selectors to use in this article. Well, not quite. But bear with me, I promise that by the
