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Dropdown menu issues

Hi guys,
I have created a dropdown menu. It works perfectly but problem occurs when window is resized.

I have tried my ways have not found what is the problem. Please help if anyone knows about it!

Here is the website link
https://invotec2.webflow.io/


Here is my site Read-Only: https://preview.webflow.com/preview/invotec2?utm_medium=preview_link&utm_source=designer&utm_content=invotec2&preview=4975aca0ea97bc5763c7a4ae21e6e4bf&mode=preview