I know absolutely nothing of Star Trek, just glad to see others making decoder quizzes!
On the 'Risa' answer, on Manual Mode, add one more cell. Then, click on 'This Cell', border=0, padding(vert.)=0. That should align you with the other decoders. :)
On the 'Risa' answer, on Manual Mode, add one more cell. Then, click on 'This Cell', border=0, padding(vert.)=0. That should align you with the other decoders. :)