Examine source code of Jackie-Zero

{
  "theme": {
    "images": {
      "theme_frame": "Jackie-Zero.jpg"
    },
    "colors": {
      "frame": "#91f4ff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Jackie-Zero",
  "manifest_version": 2,
  "description": "Jackie-Zero, por lanzar una bola de hielo."
}