add vocabulary-theme license info

README.md

@@ -268,7 +268,7 @@ Consortium.
 - [Locale (computer software) - Wikipedia][wikipedia-locale]
 
 
-## Copying
+## Copying and licenses
 
 [![CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
 button][cc-zero-png]][cc-zero] [`COPYING`](COPYING): The text of the Creative
@@ -291,3 +291,72 @@ modifications to any of its public licenses or any other arrangements,
 understandings, or agreements concerning use of licensed material.
 
 [policies]: https://creativecommons.org/policies/
+
+
+### vocabulary-theme
+
+[![CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
+button][cc-zero-png]][cc-zero]
+
+[`COPYING`](COPYING): All the code within Vocabulary is dedicated to
+the public domain under the [CC0 1.0 Universal (CC0 1.0) Public Domain
+Dedication][cc-zero].
+
+[cc-zero-png]: https://licensebuttons.net/l/zero/1.0/88x31.png "CC0 1.0 Universal (CC0 1.0) Public Domain Dedication button"
+[cc-zero]: https://creativecommons.org/publicdomain/zero/1.0/ "Creative Commons — CC0 1.0 Universal"
+
+
+#### Normalize.css
+
+normalize.css is licensed under the Expat/[MIT][mit] License.
+
+[mit]: https://opensource.org/license/mit/
+
+
+#### Fonts
+
+
+##### Accidenz Commons
+
+[Accidenz Commons][accidenzcommons] by Archetypo is licensed under the [Creative
+Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)
+License][ccbysa40].
+
+[accidenzcommons]: https://creativecommons.org/2019/10/28/accidenz-commons-open-licensed-font/
+[ccbysa40]: https://creativecommons.org/licenses/by-sa/4.0/
+
+
+##### JetBrains Mono
+
+[JetBrains Mono][jetbrainsmono] is licensed under the [OFL-1.1 License][ofl].
+
+[jetbrainsmono]: https://www.jetbrains.com/lp/mono/
+[ofl]: https://github.com/JetBrains/JetBrainsMono/blob/master/OFL.txt
+
+
+##### Roboto Condensed
+
+[Roboto Condensed][robotocondensed] by Christian Robertson is licensed under
+the [Apache License, Version 2.0][apache20].
+
+[robotocondensed]: https://fonts.google.com/specimen/Roboto+Condensed
+[apache20]: http://www.apache.org/licenses/LICENSE-2.0
+
+
+##### Source Sans Pro
+
+[Source Sans Pro][sourcesanspro] by Paul D. Hunt is licensed under the [Open
+Font License][oflsil].
+
+[sourcesanspro]: https://fonts.adobe.com/fonts/source-sans
+[oflsil]: https://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=OFL
+
+
+##### Vocabulary Icons
+
+Vocabulary Icons use icons from [Font Awesome][fontawesome] which are licensed
+under the [Creative Commons Attribution 4.0 International (CC BY 4.0)
+License][ccbysa40].
+
+[fontawesome]: https://fontawesome.com/
+[ccby40]: https://creativecommons.org/licenses/by/4.0/