Examine source code of Satan Fox

{
  "theme": {
    "images": {
      "theme_frame": "satanfox.jpg"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Satan Fox",
  "manifest_version": 2,
  "description": "The follower of the Red Devil comes with changes. First of all, the Name has been changed, from Red Devil to Satan Fox, a new Yellow Line has been inserted. But one thing stayed. And thats the great red Color."
}