Examine source code of Autumn Luster

{
  "theme": {
    "images": {
      "theme_frame": "AutumnLuster_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#b33737",
      "tab_background_text": "#660000"
    }
  },
  "version": "2.0",
  "name": "Autumn Luster",
  "manifest_version": 2,
  "description": "Brilliant colors of reds, peaches, amber and green leaves with fall flower blossoms beautify your Firefox browser.\n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}