Examine source code of Joan Jett

{
  "theme": {
    "images": {
      "theme_frame": "jetty.jpg"
    },
    "colors": {
      "frame": "#e03434",
      "tab_background_text": "#211010"
    }
  },
  "version": "2.0",
  "name": "Joan Jett",
  "manifest_version": 2,
  "description": "for all the jettheads ;) it really fits . maybe at first sight looks bad . But i made it on porpuse . So it fits well"
}