Examine source code of orange vitamin

{
  "name": "orange vitamin",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Orange_citrus_fruit_pulp_juicy_453452.jpg"
    },
    "colors": {
      "frame": "rgba(150, 150, 150, 1)",
      "tab_background_text": "rgba(245, 126, 22, 1)",
      "toolbar": "rgba(235, 199, 21, 1)",
      "bookmark_text": "rgba(245, 126, 22, 1)",
      "toolbar_field": "rgba(245, 126, 22, 1)",
      "toolbar_field_text": "rgba(235, 199, 21, 1)",
      "tab_line": "rgba(168, 147, 10, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fec57778-fe9d-4915-8dd1-6144ba279173}"
    }
  }
}