Examine source code of Elizabeth Eliza

{
  "theme": {
    "images": {
      "theme_frame": "elizabetheliza.jpg"
    },
    "colors": {
      "frame": "#cc0000",
      "tab_background_text": "#990000"
    }
  },
  "version": "2.0",
  "name": "Elizabeth Eliza",
  "manifest_version": 2,
  "description": "Elizabeth Eliza playing the piano through the parlor window, from the Peterkin Papers by Lucretia P. Hale."
}