diff --git a/templates/404.html b/templates/404.html
new file mode 100644
index 0000000..1b965b9
--- /dev/null
+++ b/templates/404.html
@@ -0,0 +1,6 @@
+{% extends "base.html" %}
+
+{% block content %}
+  <h1>404, page not found</h1>
+  <p>lost? you can always return <a href="/">home</a>.</p>
+{% endblock content %}
diff --git a/templates/blog-entry.html b/templates/blog-entry.html
index 87777fa..45a86cd 100644
--- a/templates/blog-entry.html
+++ b/templates/blog-entry.html
@@ -4,14 +4,6 @@
   {{ page.description }}
   <br>
   <strong class="subtitle">
-    written: {{ page.date }}
-    <br>
-    authors: {%- for tag in page.taxonomies.authors | sort | unique(case_sensitive=false) %}
-      <a class="post-author" href="{{ get_taxonomy_url(kind='authors', name=tag) | safe }}">{{ tag }}</a>
-    {% endfor -%}
-    <br>
-    tags: {%- for tag in page.taxonomies.tags | sort | unique(case_sensitive=false) %}
-      <a class="post-tag" href="{{ get_taxonomy_url(kind='tags', name=tag) | safe }}">#{{ tag }}</a>
-    {% endfor -%}
+    {% include "blog-metadata.html" %}
   </strong>
 </li>
diff --git a/templates/blog-metadata.html b/templates/blog-metadata.html
new file mode 100644
index 0000000..ffc95dc
--- /dev/null
+++ b/templates/blog-metadata.html
@@ -0,0 +1,11 @@
+<strong class="subtitle">
+  written: {{ page.date }}
+  <br>
+  authors: {%- for tag in page.taxonomies.authors | sort | unique(case_sensitive=false) %}
+    <a class="post-author" href="{{ get_taxonomy_url(kind='authors', name=tag) | safe }}">{{ tag }}</a>
+  {% endfor -%}
+  <br>
+  tags: {%- for tag in page.taxonomies.tags | sort | unique(case_sensitive=false) %}
+    <a class="post-tag" href="{{ get_taxonomy_url(kind='tags', name=tag) | safe }}">#{{ tag }}</a>
+  {% endfor -%}
+</strong>
diff --git a/templates/blog-page.html b/templates/blog-page.html
index 5d720c6..7a7cffa 100644
--- a/templates/blog-page.html
+++ b/templates/blog-page.html
@@ -4,16 +4,8 @@
   <h1 class="title">
     {{ page.title }}
   </h1>
-  <p class="subtitle"><strong>
-    written: {{ page.date }}
-    <br>
-    authors: {%- for tag in page.taxonomies.authors | sort | unique(case_sensitive=false) %}
-      <a class="post-author" href="{{ get_taxonomy_url(kind='authors', name=tag) | safe }}">{{ tag }}</a>
-    {% endfor -%}
-    <br>
-    tags: {%- for tag in page.taxonomies.tags | sort | unique(case_sensitive=false) %}
-      <a class="post-tag" href="{{ get_taxonomy_url(kind='tags', name=tag) | safe }}">#{{ tag }}</a>
-    {% endfor -%}
-  </strong></p>
+  <p class="subtitle">
+    {% include "blog-metadata.html" %}
+  </p>
   {{ page.content | safe }}
 {% endblock content %}
diff --git a/templates/sidebar.html b/templates/sidebar.html
index c985861..399a601 100644
--- a/templates/sidebar.html
+++ b/templates/sidebar.html
@@ -17,7 +17,7 @@
   <div class="sb_header nixfox"><b>nixfox</b></div>
   <a href="/nixfox" class="sb_link fox">📰 news</a><br>
   <a href="https://uptime.nixfox.ca/status/nixfox" class="sb_link fox">⬆️ uptime</a><br>
-  <a href="https://mail.nixfox.ca" class="sb_link fox">📧 email</a><br>
+  <a href="https://mail.nixfox.ca" class="sb_link fox">✉️ email</a><br>
   <a href="https://files.nixfox.ca" class="sb_link fox">☁️ nextcloud</a><br>
   <a href="https://pass.nixfox.ca" class="sb_link fox">🔒 vaultwarden</a><br>
   <a href="https://git.nixfox.ca" class="sb_link fox">🗄️ forgejo</a><br>