Examine source code of Coco 3

{
  "theme": {
    "images": {
      "theme_frame": "Coco04.jpg"
    },
    "colors": {
      "frame": "#7d7d7d",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Coco 3",
  "manifest_version": 2,
  "description": "Coco was the best cat in the world. You'd have to be loco not to love Coco!"
}