The go to top arrow is somehow not responsive anymore

i have a template website, there is an arrow at the bottom of the page to scroll to top. it was working fine but now it isn’t responding. something must of got deleted but since i didn’t place it there i don’t know what action to take. please help.

link your site here pls

https://webflow.com/design/sendsmart-again?preview=f460251f4dc84503588140fd12ffc13f

i moved the arrow to the pricing again page, just for now until i know how to link it back again.
thank you.

Cannot find any arrow on your pages. Webflow public link will not let me see another page but your main page only. I have tried to find on its published site but cannot find it either.