Examine source code of Christmas Sparkle

{
  "theme": {
    "images": {
      "theme_frame": "Christmas-Sparkle-Header.jpg"
    },
    "colors": {
      "frame": "#851010",
      "tab_background_text": "#13a303"
    }
  },
  "version": "2.0",
  "name": "Christmas Sparkle",
  "manifest_version": 2,
  "description": "Click 'lilCystar' for more Holiday designs in my gallery.  Merry Christmas!"
}