Examine source code of On the River

{
  "theme": {
    "images": {
      "theme_frame": "OntheRiverHcopyCustom.jpg"
    },
    "colors": {
      "frame": "#062b01",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "On the River",
  "manifest_version": 2,
  "description": "bottles, brook, bubbles, butterflies, butterfly, creek, daisies, dragonflies, dragonfly, fleurs, floating, flowers, forest, lady bug, ladybug, magical, papillion, river, spring, stream, summer, wild flowers, woods, jar, bottles,\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/dca5f27920cf3220a6e9024bd0ab061e343c17f750b350f5b840ba6b6c6ce23a/http%3A//nature.desktopnexus.com/wallpaper/1110026/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1110026/</a>"
}