Examine source code of Pheasant In The Grass

{
  "theme": {
    "images": {
      "theme_frame": "Pheasant1600pixelswide.jpg"
    },
    "colors": {
      "frame": "#2b2020",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Pheasant In The Grass",
  "manifest_version": 2,
  "description": "Texas Panhandle Pheasant sized for 1600 pixel screen width"
}