diff --git a/index.html b/index.html
index de250d1..81f2e28 100644
--- a/index.html
+++ b/index.html
@@ -66,6 +66,15 @@
           will be generated and displayed below. You can then print the labels
           by clicking the "Print Labels" button.
         </p>
+
+        <p>
+          One <strong>known limitation of this tool</strong> is that it
+          <strong>only works on Google Chrome and possibly Firefox</strong>.
+          This is because it uses the
+          <a href="https://caniuse.com/css-paged-media"><code>@page</code></a>
+          CSS rule to control the page size, margin, and to turn off the default
+          header and footer of the browser.
+        </p>
       </div>
       <form class="mb-8 print:hidden">
         <!-- User Input Fields -->