Examine source code of Caribbean Sailing

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Caribbean Sailing",
  "manifest_version": 2,
  "description": "A Caribbean view of blue ocean water, as an antique sailing ship sails through a spectacular cove of tree covered rocky poke outs."
}