Examine source code of Summer Art

{
  "theme": {
    "images": {
      "theme_frame": "SummerArtH.jpg"
    },
    "colors": {
      "frame": "#e8e1e1",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Summer Art",
  "manifest_version": 2,
  "description": "flowering tree, girl, drawing, summer, spring, abstract, whimsical, bright, red hair. My wallpaper to match can be found at: <a href=\"https://outgoing.prod.mozaws.net/v1/d293a31b945c80f2d61fcfd730a0ce7e4c24a0bbb3ca5de7f931d8a3da554cae/http%3A//nature.desktopnexus.com/wallpaper/713930/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/713930/</a>"
}