diff --git a/index.html b/index.html
index 6e12bb9..81bde08 100644
--- a/index.html
+++ b/index.html
@@ -22,9 +22,13 @@
       h3 {
         line-height: 1.2;
       }
-      header {
+      header, footer {
         text-align: center;
       }
+      footer {
+	margin-top: 4rem;
+	font-size: small;
+      }
       label {
         font-weight: bold;
       }
@@ -68,6 +72,13 @@
       <noscript>JavaScript is required to use this calculator.</noscript>
     </div>
 
+    <footer>
+      <p>
+        By <a href="https://www.wezm.net/">Wesley Moore</a> &middot;
+        <a href="https://forge.wezm.net/wezm/trip-calculator">Source Code</a>
+      </p>
+    </footer>
+
     <script type="text/javascript">
       const el = document.getElementById("app");
       if (el) {