Examine source code of Hatcher Pass

{
  "theme": {
    "images": {
      "theme_frame": "rsz_hatchpassd.jpg"
    },
    "colors": {
      "frame": "#7b7bd9",
      "tab_background_text": "#000008"
    }
  },
  "version": "2.0",
  "name": "Hatcher Pass",
  "manifest_version": 2,
  "description": "Hatcher Pass, Alaska \n...with Glacier Snow Cat Skiing"
}