Examine source code of A Christmas Tree

{
  "theme": {
    "images": {
      "theme_frame": "XmasTreeClose-Header.png"
    },
    "colors": {
      "frame": "#2b3016",
      "tab_background_text": "#fae8e8"
    }
  },
  "version": "2.0",
  "name": "A Christmas Tree",
  "manifest_version": 2,
  "description": "( decorated decorations spruce fir ornaments colorful bright warm cheerful cozy lights stars balls baubles icicles glow gold yellow red green close up wide screen widescreen garland beads sparkle glitter tinsel foil lit up needles holiday seasons greetings )"
}