PLEASE HELP ASAP! Glitch on Customer Log-In page

I don’t know why but the page for “Customer Log-In” is completely messed up! It looks like it’s showing mobile view or something on desktop. Can someone please help me fix this ASAP? My site launches in a few hours!

MY STORE DETAILS:

Shop: (REMOVE ALL $ SIGNS FROM URL)

www.j$uneada$ptive.com

Password: (REMOVE ALL $ SIGNS FROM PASSWORD)

j$uneada$ptive