Examine source code of The Rural

{
  "theme": {
    "images": {
      "theme_frame": "browser_top.jpg"
    },
    "colors": {
      "frame": "#eff5b3",
      "tab_background_text": "#f7f7f4"
    }
  },
  "version": "2.0",
  "name": "The Rural",
  "manifest_version": 2,
  "description": "Somewhere out away from everywhere else."
}