Crop background

Working on a function to adjust the size of the container and margins to create a background cover effect for the video

Signed-off-by: Mike Guppy <mike@hoverstud.io>
Width/landscape cropping working so far

Need to work out all the conditionals. It's all based against 16:9 when the aspect ratio info i can get says 'widescreen'

Signed-off-by: Mike Guppy <mike@hoverstud.io>