Examine source code of Floral Cascade

{
  "theme": {
    "images": {
      "theme_frame": "FloralCascade_header_byLisa.jpg"
    },
    "colors": {
      "frame": "#fcf4f4",
      "tab_background_text": "#660000"
    }
  },
  "version": "2.0",
  "name": "Floral Cascade",
  "manifest_version": 2,
  "description": "A beautiful mixture of flowers and colors beautify your Firefox browser. [nature, blossoms, garden, pink, lavender, peach, rose] \n\nchild friendly persona\n\nPersonas by LisaAtTheBeach"
}