Full screen view

When I open the app, the camera image is not full screen. A lot of blank space is left between the image and the capture button.
It would be nice if the images full screen like other camera apps.

![Screenshot_2021-12-26-17-36-26-88_f14d3b14c9f484a68b2f5fe455306366.jpg](https://user-images.githubusercontent.com/64641670/147407553-baaebe9b-211d-4425-8623-fa1a8cab6b9c.jpg)