Where did Cleopatra meet Marc Antony Was Cleopatra and Caesar's baby a boy or a girl?

Cleopatra met mark Antony in tarsus.Cleopatra and Caesar's baby was a boy.After Caeser's death Mark Antony was ruler of Rome. So, Cleopatra wanted to have power again because she had power from Caeser but after his death she had no where to go. And the answer for the second question: a son named Caesarion