Examine source code of Summer Bright Lake

{
  "theme": {
    "images": {
      "theme_frame": "SummerLakeHCustom.jpg"
    },
    "colors": {
      "frame": "#158005",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Summer Bright Lake",
  "manifest_version": 2,
  "description": "summer, bird, swan, swans, lake, water lily, green, fleurs, flowers, lilies, spring, trees, sky, green, fresh, nature, lily, \n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/4fe6bd349b9f12b3ac27d3111f67b3fed6661b36c114b14fb1cd6c6a734331ea/http%3A//nature.desktopnexus.com/wallpaper/1302660/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1302660/</a>"
}