Examine source code of Fall Birch Leaves

{
  "theme": {
    "images": {
      "theme_frame": "1.jpg"
    },
    "colors": {
      "frame": "#050505",
      "tab_background_text": "#d9d9d2"
    }
  },
  "version": "2.0",
  "name": "Fall Birch Leaves",
  "manifest_version": 2,
  "description": "autumn, fall, tree, forest, birch, aspen, woods, simple, winter, falling, gold, golden, leaves,"
}