Examine source code of Pixie Paint

{
  "name": "Pixie Paint",
  "manifest_version": 2,
  "version": "6.0",
  "theme": {
    "images": {
      "theme_frame": "PixiePaintH3Custom.jpg"
    },
    "colors": {
      "frame": "rgba(105, 49, 153, 0.99)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(108, 49, 153, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(108, 49, 153, 0.08)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{85b758b2-45c7-4b33-ba8e-7ed6b92a4c3e}"
    }
  }
}