How to get rid of these lines when hover the links?

Hi all! I am working with this template: http://marlin-template.webflow.io

I am trying to figure out how to get rid of the lines that appears over the text links in the main menu when hover. I really can’t find out! Can anybody help me out?

https://webflow.com/templates/html/marlin-photography-website-template

Please share a read-only link to your project so someone can assist you. Thanks.

Here is the read only-link!

https://preview.webflow.com/preview/anders-nya-sajt?utm_medium=preview_link&utm_source=designer&utm_content=anders-nya-sajt&preview=9ffa097c1ba27666b9b0c8a6b95395dd&mode=preview

Here is your line.
22%20PM