Examine source code of Caribbeana

{
  "theme": {
    "images": {
      "theme_frame": "CaribbeanRrainforrest.jpg"
    },
    "colors": {
      "frame": "#e1f03e",
      "tab_background_text": "#e8af3c"
    }
  },
  "version": "2.0",
  "name": "Caribbeana",
  "manifest_version": 2,
  "description": "Caribbean rainforest 1983"
}