Examine source code of N7 Theme

{
  "theme": {
    "images": {
      "theme_frame": "back.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "N7 Theme",
  "manifest_version": 2,
  "description": "Based on tur's Mass Effect persona.\n\nRemixed under the Creative Commons Non-Commercial Share-Alike license."
}