Examine source code of MSNBC Style

{
  "theme": {
    "images": {
      "theme_frame": "bgbackground.png"
    },
    "colors": {
      "frame": "#1c1c1c",
      "tab_background_text": "#f0f0f0"
    }
  },
  "version": "2.0",
  "name": "MSNBC Style",
  "manifest_version": 2,
  "description": "I've created this persona for my self but why not everyone use it?"
}