Next and Previous button as custom images
I need to create a custom next and prev button, based on our previous player template. Before I continue down the rabbit hole of researching, I thought about asking. The current style is for the classic player, but I want the same style for the modern player. The person who created the original template had an XML file, which I'm reviewing, but I wanted to know where I can find instructions to change it/create a new one.
For reference, attached is what I want to create: