Your website will look splendid also on a mobile phone! B*cms' layouts are responsive and automatically adapt to smaller screens and handheld devices of all sorts. The mobile layout is a bit simpler than the desktop version. You won't get all functions that some of the templates offer. But it really does the job very well.
That play symbol in the image stack to the right is a video. Check out the way it's going to integrate with the images when you enlarge them. The play button can be replaced with an uploaded thumbnail.