Examine source code of Orange Skys

{
  "theme": {
    "images": {
      "theme_frame": "Orangeskys.jpg"
    },
    "colors": {
      "frame": "#fff3d4",
      "tab_background_text": "#38171e"
    }
  },
  "version": "2.0",
  "name": "Orange Skys",
  "manifest_version": 2,
  "description": "As a test, I took one of my pictures and decided to use it for a persona.\nJust a random sky shot, I hope it turns out ok."
}