The flag should actually drape in a way that the canton should be placed more to the left shoulder with both stripes and the canton showing. This according to 2nd Edition of Types of Funeral Services and Ceremonies commonly used in mortuary schools. I'm currently using this book myself.

Please for the love of god, if you intend on making a tutorial video please film on something other than a literal potato. 2006 called and it wants its terrible resolution back. Other than that good effort.