System Information

browser type:- Any
open home page and hover over the navbar.

Detailed description

the hover and then sub option is not clearly visible and also has a tool tip like still which creates a confusion where it is pointing.

Steps to reproduce

just visit the homepage of the website

Issue submission checklist

• I report the issue, it's not a question
• I checked the problem with documentation, FAQ, open issues, forum.opencv.org, Stack Overflow, etc and have not found any solution
• I updated to the latest OpenCV version and the issue is still there
• There is reproducer code and related data files (videos, images, onnx, etc)