Boat Rack Aliner How Do I Tie A Boat To The Roof Of My Honda Civic? I Don't Have Any Racks On The Hood, It's Just Smooth &bare.?

How do I tie a boat to the roof of my Honda Civic? I don't have any racks on the hood, it's just smooth &bare.? - boat rack aliner

This is a 17-foot fiberglass boat-boat types.