My com can't run hover in TailwindV4

[Icezycool935]

I put on a new window and changed my browser and still can't use it.

I can use the TailwindCSS4 code, such as changing the background color and the text normally. But not able to use a hover

https://drive.google.com/file/d/1tAcBSVonwme_FQwXVUKoBkxa_9gnuvoy/view?usp=sharing

Pic for Erorr
https://drive.google.com/file/d/164YTSmu1YbIqVnT6a_oM-W_EDU6mHuwu/view?usp=sharing

My com is lenovo yoga 730-15ikb