This means, "You're really pretty but you're a little ditsy."
I don't know you very well, but how pretty you are
"que estas bien" phrase could be translated as English "be well" or "take care" when leaving
He/She/It is good estas would be you are good (it's pronounced almost the same)
Bonita, tanbien te amo = pretty one, I love you too (or "I also love you" depending on the context.)
It means "You're getting really skinny."
What a pretty thing, they're bringing you out well
Estas bien?
tu estas bien
Is not Coma estas, is "Como Estas" "How Are You" . Most common way would be "I'm Fine" "Estoy Bien"
Bien et tu - well and you
you are not well and you think
como estas - how are you? and if someone asked you como estas, you would answer such as "bien(good), y tu(and you)?"