Examine source code of ocean and clouds

{
  "theme": {
    "images": {
      "theme_frame": "ilha_do_cardoso_panorama_3000_200.jpg"
    },
    "colors": {
      "frame": "#ebebeb",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "ocean and clouds",
  "manifest_version": 2,
  "description": "sea, ocean, clouds from a deserted island. 雲と海、砂浜、孤島のパノラマ"
}