Thanks for buying the game; I appreciate it! You'll be happy to hear that I'm implementing extra lives in to the v1.1 update ;)
I made this game using Construct 2. My previous background was in music and design, so I didn't have any coding experience. C2 was perfect for this situation. If you don't want your health bar to change between layouts, you need to have your energy/life be a global variable. They retain their info between layouts.