Style NativeScript views using the default core theme

The default core theme comes preinstalled and ready to go with every new project. Learn how to use some of the many helpful utility classes that are provided like common btn classes for Buttons, h1, h2, etc. Label classes and convenient p-10 or m-10 (shorthand margin/padding) classes ranging from 0 - 30. You can learn all about the rich options you get here: http://docs.nativescript.org/ui/theme