Examine source code of Elegant Bird by MaDonna

{
  "name": "Elegant Bird by MaDonna",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "ElegantBirdCageHCustom.jpg"
    },
    "colors": {
      "frame": "rgba(232, 223, 223, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(232, 223, 223, 0)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(232, 223, 223, 0.06)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c5122675-c2b4-4e3a-8b36-161755bfa628}"
    }
  }
}