Examine source code of Graceful Peonies

{
  "name": "Graceful Peonies",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "GracefulPeoniesH.jpg"
    },
    "colors": {
      "frame": "rgba(255, 191, 248, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(255, 189, 247, 0.08)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{69fd573f-3c92-4597-afc3-13bf0ff2c89c}"
    }
  }
}