Examine source code of Sea sunrise

{
  "theme": {
    "images": {
      "theme_frame": "cloudrise.jpg"
    },
    "colors": {
      "frame": "#9ba33f",
      "tab_background_text": "#8a8816"
    }
  },
  "version": "2.0",
  "name": "Sea sunrise",
  "manifest_version": 2,
  "description": "Seascape sunrise"
}