I’ve put together a quick demo similar to my videos.
I don’t want the video to be cropped as there are important details near to the edges, so have used the Fit video option.
Unfortunately having used the Fit video option, the Adjust video position isn’t available.
This is how my video appears on a phone:

I would like all of the multiple choice options to be visible, but don’t want any of them to overlap the video. This is how I’d like the video to appear:

Any suggestions on how this could be achieved?