Examine source code of Summer Flys By

{
  "theme": {
    "images": {
      "theme_frame": "SummerFlysByH.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Summer Flys By",
  "manifest_version": 2,
  "description": "gradient, abstract, breeze, butterfly, fleur, flowers, gray, papillon, petals, pink, silver, spring, summer, warm, light, \n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/f7f920cf428ce2a0c7a474e71447adcdb1232d28acac51dd562f2c77c1123c20/http%3A//nature.desktopnexus.com/wallpaper/1147314/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1147314/</a>"
}