Navbar issue after exporting code

I just made this website and everything works fine on webflow. But when I export the code and view it offline, the navlinks get pushed down and pushes the whole navbar down.

This is before export:

And this happens after I export:

https://preview.webflow.com/preview/jasmine-dd93c4?utm_medium=preview_link&utm_source=designer&utm_content=jasmine-dd93c4&preview=732a2a740220b54cc989f75c37522f3d&mode=preview

Thanks