如何使Style具有通用性，以便我可以在整个应用程序中使用它？

I've search around here on SO and what not able to find a clear answer explaining how to setup a 'style resource'. In my case my dialog controls several buttons and lists, and other various controls which I want to set a generic theme/style for. Similar to how you would do using a CSS file in HTML. I've search around here on SO and what not able