diff --git a/components/header.html b/components/header.html
index b7f00c0..bea4378 100644
--- a/components/header.html
+++ b/components/header.html
@@ -1,8 +1,10 @@
 <header>
-    <nav>
-        <ul class="row-ul">
-            <li><a href="/">home</a></li>
-            <li><a href="https://git.javalsai.dynv6.net/">gitea</a></li>
-        </ul>
-    </nav>
+  <nav>
+    <ul class="row-ul">
+      <li><a href="/">home</a></li>
+      <li><a href="https://git.javalsai.dynv6.net/">gitea</a></li>
+      <li><a href="/tools">tools</a></li>
+      <li><a href="/notes">notes</a></li>
+    </ul>
+  </nav>
 </header>