Examine source code of The Intro

{
  "theme": {
    "images": {
      "theme_frame": "theangels.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#212020"
    }
  },
  "version": "2.0",
  "name": "The Intro",
  "manifest_version": 2,
  "description": "the writing is from the intro of my book The Angels"
}