Teach me how to solve this problem, is there a big brother, I tried some methods can't

CodePudding user response:

1: changebox unless you this js located below the dom, otherwise take less than
2: window. GetComputedStyle (changebox [0], null)

CodePudding user response:

Refer to https://blog.csdn.net/weixin_45123004/article/details/104766586