If you'e still struggling to make good looking videos then you might want to take a look at this...
Decinema is a collection of 8 stunning cinematic video templates, completely editable in PowerPoint.
The great thing is, because it's powerpoint, you don't need to be a video professional to make changes to the templates.
As well as that, you get a ton of extra graphics and video templates included in the bundle as well. Perfect for all your video needs....