Examine source code of Easter Gold

{
  "name": "Easter Gold",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "a1copyCustom.jpg"
    },
    "colors": {
      "frame": "rgba(86, 99, 223, 1)",
      "tab_background_text": "rgba(255, 248, 122, 1)",
      "toolbar": "rgba(85, 94, 224, 0)",
      "bookmark_text": "rgba(255, 248, 122, 1)",
      "toolbar_field": "rgba(85, 94, 224, 0.08)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(252, 252, 252, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{725be8f7-5c58-4754-9450-7b7656a8cea9}"
    }
  }
}