Examine source code of Sunset at Grebbestad

{
  "theme": {
    "images": {
      "theme_frame": "persona1.jpg"
    },
    "colors": {
      "frame": "#1f0e0e",
      "tab_background_text": "#d5d5de"
    }
  },
  "version": "2.0",
  "name": "Sunset at Grebbestad",
  "manifest_version": 2,
  "description": "Sunset outside the small town Grebbestad on the West coast of Sweden."
}