Examine source code of Peony Stars

{
  "name": "Peony Stars",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "PeonyStarsH1.jpg"
    },
    "colors": {
      "frame": "rgba(48, 141, 217, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(48, 136, 219, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(48, 136, 219, 0.1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(252, 244, 244, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b0a9069e-e4dd-4e90-bdd1-7ef693148e92}"
    }
  }
}