Imagine grabbing your taller F/O’s wrists, standing on your tiptoes, and staring right up at them until they kiss you.
Or
Imagine your shorter F/O grabbing your wrists, standing on their tiptoes, and staring right up at you until you kiss them.
Imagine your larger F/O picking you up in their big arms, cradling you and covering you with kisses while you put your arms around their neck.
or
Imagine your picking your smaller F/O up in your arms, cradling them an covering them with kisses while they put their arms around your neck.