Examine source code of LibreOffice Suave

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "LibreOffice Suave",
  "manifest_version": 2,
  "description": "Adapting aramaicus' Firefox Suave and Thunderbird Suave for LibreOffice by treating its logo as they did the logos of those apps. See <a rel=\"nofollow\" href=\"https://addons.mozilla.org/en-US/firefox/user/aramaicus-1364593947.42/\">https://addons.mozilla.org/en-US/firefox/user/aramaicus-1364593947.42/</a> for those themes. To apply to LibreOffice, open any LibreOffice app, then go to Tools &gt; Options &gt; Personalisation. Select \"Own Theme\", click \"Select Theme\", then paste in the URI of this page."
}