Examine source code of Christmas Rein

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#0a0909",
      "tab_background_text": "#f21313"
    }
  },
  "version": "2.0",
  "name": "Christmas Rein",
  "manifest_version": 2,
  "description": "These reindeer were on a neighbor of mines roof a couple of years ago.  I added the falling snow, snowy hillside and the nighttime sky with moon in background, as there was no snow that Christmas season.  Then put the red hearts on the reindeer one heart at a time."
}