There's screenshot below, how should I solve this issue ? Maybe because of safe-area I guess. <img width="362" alt="error1" src="https://user-images.githubusercontent.com/18437833/44259012-eb0f7480-a242-11e8-8b75-79f229c7663c.png"> <img width="362" alt="error2" src="https://user-images.githubusercontent.com/18437833/44259021-f06cbf00-a242-11e8-8a05-26dc74ae478e.png">