前端 - transform: translateY(-50%);无效的原因是什么？

Question

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...

伊谢尔伦 · Answer

1, may not have a browser prefix, such as -webkit
2, may not set the height of the element

黄舟 · Answer

How to answer without code? It is recommended to pass down runjs and ask again