Examine source code of Having a Cold One

{
  "theme": {
    "images": {
      "theme_frame": "HavingacoldoneHeader.JPG"
    },
    "colors": {
      "frame": "#91eb90",
      "tab_background_text": "#91eb90"
    }
  },
  "version": "2.0",
  "name": "Having a Cold One",
  "manifest_version": 2,
  "description": "Loved doing this puzzle!"
}