Examine source code of Cute Turtle

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#faf2f2",
      "tab_background_text": "#f5082b"
    }
  },
  "version": "2.0",
  "name": "Cute Turtle",
  "manifest_version": 2,
  "description": "My dudut is really cute turtle...always sleep in the dark and eat shrimp...her kind is yellow belly from Africa"
}