fix(styles): Button styles (#6)

- button should default to base styles

Author: drewhoffer

app/helpers/style_helper.rb

@@ -16,7 +16,7 @@ def button_classes
         full: "w-full"
       },
       defaults: {
-        base: true,
+        variant: :base,
         size: :md,
         full: false
       }