diff --git a/README.md b/README.md
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+++ b/README.md
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 Simple static website to share chats with LLMs
 
+Stylesheet by [simple.css](https://github.com/kevquirk/simple.css/blob/f92631bbf187539a4181bd44da55df3f62ba12fc/simple.css)
+
diff --git a/index.html b/index.html
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             <p>Interested in learning more about how I use LLMs to generate code? Check out the archives of chats on this site, where you can explore examples of our conversations and see how LLMs can help streamline development processes. <a href="./personal/ai-transparency/acc815c5-452a-46a7-83ef-002e76a8a078.html" alt="Link to the chat to generate this text">And, as a fun bonus, you'll notice that even this message you're reading right now was written using AI – isn't that cool? 🤖</a></p>
             <p>Thanks for stopping by, and I hope you enjoy exploring the site!</p>
         </main>
+
+        <footer>
+            <p>
+                Made with <span class="heart">&hearts;</span>.
+                <a href="https://git.depeuter.dev/tdpeuter/ai-transparency" about="source code of this webpage" class="hidden">Source code</a>
+            </p>
+        </footer>
     </body>
 </html>