javascript - In IE (9+), the usual style does not take effect. It only takes effect when the element is selected using the developer tools. What is the reason?

Question

It works in both Chrome and Firefox. It only doesn't work in IE, not even the Edge browser. The page when no selection is made. The page where F12 selects this element. The style that should be applied: .interactiveSystem { {code...} }

我想大声告诉你 · Answer

Possible reasons:

1. In the development mode, the debugging mode of the IE browser may be the debugging mode of IE11 rem. The lower version of the IE browser in this unit cannot be recognized. (If you develop mobile products, why should you debug under the IE series browser? ?) You can check the compatibility of uncertain attributes on Baidu can i use website

If the css is loaded using js, this statement console.log() will not run in the normal mode of browsers with lower versions of IE, and will block the code and affect subsequent programs. It is not affected in debug mode.

javascript - In IE (9+), the usual style does not take effect. It only takes effect when the element is selected using the developer tools. What is the reason?

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