Examine source code of Wedding Promises

{
  "theme": {
    "images": {
      "theme_frame": "WeddingPromiseH-Copy.jpg"
    },
    "colors": {
      "frame": "#050505",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Wedding Promises",
  "manifest_version": 2,
  "description": "wedding, marriage vows, scrip, roses, butterfly, lavender stars, flowers, My desktop wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/e53005642518f607f89c2c58c4866b44b972562450e4602b67154c61d8f38156/http%3A//nature.desktopnexus.com/wallpaper/594819/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/594819/</a>"
}