Examine source code of Fun of Fall

{
  "theme": {
    "images": {
      "theme_frame": "personaheader-brileaves.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Fun of Fall",
  "manifest_version": 2,
  "description": "Taken from a snapshot of a lil girl enjoying a pile of leaves on a sunny Autumn day."
}