diff --git a/home/setup.html b/home/setup.html
index 3ba9687..d8ca21c 100644
--- a/home/setup.html
+++ b/home/setup.html
@@ -12,8 +12,8 @@
 </head>
 <body>
     <img src="assets/logo.avif" class="logo" />
-    <div class="flex flex-col gap-8 mt-4">
-        <p class="font-light">some notes for stuff you might need to know</p>
+    <div class="flex flex-col gap-8 mt-4 max-w-md">
+        <p class="font-light">things that are useful to know</p>
         <div class="flex flex-col gap-2">
             <h2 class="font-heavy big">email</h2>
             <ul class="font-light">
@@ -21,6 +21,9 @@
                 <li>incoming mail uses <b>imap</b> with <b>ssl/tls</b> on port <b>993</b></li>
                 <li>outgoing mail uses <b>smtp</b> with <b>ssl/tls</b> on port <b>465</b></li>
             </ul>
+            <ul class="font-light">
+                <li>the mailserver also has a few other functions. it is the oidc (auth) provider, and is an administration dashboard, which anyone can use to configure mail settings.</li>
+            </ul>
         </div>
         <a href="/" class="self-start font-normal pop">← back</a>
     </div>
