transform: translateY(-50%);无效的原因是什么？
十分无奈地，我发现把jQm的js去除之后，问题就解决了，所以到底是为什么...
小伙看你根骨奇佳，潜力无限，来学PHP伐。
1, may not have a browser prefix, such as -webkit2, may not set the height of the element
-webkit
How to answer without code? It is recommended to pass down runjs and ask again
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
1, may not have a browser prefix, such as
-webkit2, may not set the height of the element
How to answer without code? It is recommended to pass down runjs and ask again