Examine source code of Animal Rainbow

{
  "theme": {
    "images": {
      "theme_frame": "antop.png"
    },
    "colors": {
      "frame": "#f00505",
      "tab_background_text": "#92ff03"
    }
  },
  "version": "2.0",
  "name": "Animal Rainbow",
  "manifest_version": 2,
  "description": "Animals over the rainbow"
}