Examine source code of Very Merry

{
  "theme": {
    "images": {
      "theme_frame": "5mic.jpg"
    },
    "colors": {
      "frame": "#ffc778",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Very Merry",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/46480958f2dfac9466f641f3f8b43114428eb6d880b1747f9b50530ea4fd5590/http%3A//abstract.desktopnexus.com/wallpaper/521008/\" rel=\"nofollow\">http://abstract.desktopnexus.com/wallpaper/521008/</a>  \n\n Merry Christmas ball balls red gold yellow stars trail tail presents present light candle warm cold sparkle peaceful Santa Claus celebration holiday winter ribbon bow December cold shine decorations line lines packing beautiful Real.Twilight"
}