Examine source code of Bright Spring Colors

{
  "theme": {
    "images": {
      "theme_frame": "BrightSpringColorsH1Custom.jpg"
    },
    "colors": {
      "frame": "#f0df71",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Bright Spring Colors",
  "manifest_version": 2,
  "description": "spring, bright, heart, orange, fleurs, summer, colors, colorful, gold, flowers\t\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/589048cce7be9df64b9da6b04c4a06b976e1a518298f7ae7366948d00b393fc0/http%3A//nature.desktopnexus.com/wallpaper/1355292/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/1355292/</a>"
}