Examine source code of Elegant Peonies

{
  "theme": {
    "images": {
      "theme_frame": "ElegantPeonies_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#993399"
    }
  },
  "version": "2.0",
  "name": "Elegant Peonies",
  "manifest_version": 2,
  "description": "Pink white and peach colored peony blossoms beautify your Firefox browser. [nature, flowers, floral, Asian art] \n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}