Examine source code of January Celebration

{
  "theme": {
    "images": {
      "theme_frame": "january1copy.jpg"
    },
    "colors": {
      "frame": "#242157",
      "tab_background_text": "#fcfcfc"
    }
  },
  "version": "2.0",
  "name": "January Celebration",
  "manifest_version": 2,
  "description": "Colorful background for the month of January."
}