Examine source code of spar spike

{
  "name": "spar spike",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "life20.JPG"
    },
    "colors": {
      "frame": "rgba(106, 126, 173, 1)",
      "tab_background_text": "rgba(156, 80, 80, 1)",
      "toolbar": "rgba(189, 17, 17, 1)",
      "bookmark_text": "rgba(158, 33, 33, 1)",
      "toolbar_field": "rgba(168, 65, 65, 1)",
      "toolbar_field_text": "rgba(143, 79, 79, 1)",
      "tab_line": "rgba(117, 40, 40, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{bda3be92-00e3-40e4-b761-ca0a16d092b0}"
    }
  }
}