Examine source code of Iceland-winter

{
  "theme": {
    "images": {
      "theme_frame": "ijsland.jpg"
    },
    "colors": {
      "frame": "#f54e0c",
      "tab_background_text": "#f2b285"
    }
  },
  "version": "2.0",
  "name": "Iceland-winter",
  "manifest_version": 2,
  "description": "Warm water springs in winter of Iceland"
}