Examine source code of Different Bieber

{
  "theme": {
    "images": {
      "theme_frame": "Untitled-1.jpg"
    },
    "colors": {
      "frame": "#ee00ff",
      "tab_background_text": "#ee00ff"
    }
  },
  "version": "2.0",
  "name": "Different Bieber",
  "manifest_version": 2,
  "description": "This is for the fans of Justin Bieber"
}