Survey Page help mine looks messy

I have spent a while trying to get this working. I have made it look worse and worse, in my opinion, by adding a lot of stuff to try and move items around. I know I have to get the validation to work. I was wondering if I could get some help and some pointers on what I can do to clean it up some?

I was looking at MDN and I found

I am starting to think that might have been better to do. ANy thoughts or pointers, please?

Any help would be greatly appreciated.