diff --git a/assets/templates/article.html b/assets/templates/article.html
index e4238f5..d79c4e9 100644
--- a/assets/templates/article.html
+++ b/assets/templates/article.html
@@ -1,36 +1,32 @@
 <!doctype html>
 <html lang="en">
-
-<head>
-  <title>{{ article_title }}</title>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <link href="/style/style.css" rel="stylesheet" />
-  <link href="/style/article.css" rel="stylesheet" />
-</head>
-
-{% include "nav.html" %}
-
-<body>
-  <div class="page-info">
-    <div class="page-title article-name">{{ article_title }}</div>
-    <div class="page-detail article-summary">{{ article_summary }}</div>
-    <div class="article-dates">
-      <div class="article-published">{{ article_published }}</div>
-      <div class="article-last-updated">{{ article_last_updated }}</div>
+  <head>
+    <title>{{ article_title }}</title>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <link href="/style/style.css" rel="stylesheet" />
+    <link href="/style/article.css" rel="stylesheet" />
+  </head>
+  {% include "nav.html" %}
+  <body>
+    <div class="page-info">
+      <div class="page-title article-name">{{ article_title }}</div>
+      <div class="page-detail article-summary">{{ article_summary }}</div>
+      <div class="article-dates">
+        <div class="article-published">{{ article_published }}</div>
+        <div class="article-last-updated">{{ article_last_updated }}</div>
+      </div>
+      <div class="article-tags">
+        <ul>
+          {% for tag in article_tags -%}
+          <li><a href="/tags/{{ tag }}.html">{{ tag }}</a></li>
+          {% endfor -%}
+        </ul>
+      </div>
     </div>
-    <div class="article-tags">
-      <ul>
-        {% for tag in article_tags -%}
-        <li><a href="/tags/{{ tag }}.html">{{ tag }}</a></li>
-        {% endfor -%}
-      </ul>
-    </div>
-  </div>
-  <article>
-    <hr />
-    {{ article_content }}
-  </article>
-</body>
-
+    <article>
+      <hr />
+      {{ article_content }}
+    </article>
+  </body>
 </html>
diff --git a/assets/templates/tag-articles.html b/assets/templates/tag-articles.html
index 8e84705..7fa83c0 100644
--- a/assets/templates/tag-articles.html
+++ b/assets/templates/tag-articles.html
@@ -9,7 +9,6 @@
     <link href="/style/article.css" rel="stylesheet" />
   </head>
   {% include "nav.html" %}
-
   <body>
     <div class="page-info">
       <div class="page-title">{{ tag }}</div>
diff --git a/assets/templates/tags.html b/assets/templates/tags.html
index e62f2d2..0be87c5 100644
--- a/assets/templates/tags.html
+++ b/assets/templates/tags.html
@@ -1,24 +1,21 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
+  <head>
+    <title>Tags</title>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <link href="/style/style.css" rel="stylesheet" />
+    <link href="/style/tags.css" rel="stylesheet" />
+  </head>
+  {% include "nav.html" %}
 
-<head>
-  <title>Tags</title>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <link href="/style/style.css" rel="stylesheet" />
-  <link href="/style/tags.css" rel="stylesheet" />
-</head>
-
-{% include "nav.html" %}
-
-<body>
-  <div class="tags">
-    <ul>
-      {% for tag in tags -%}
+  <body>
+    <div class="tags">
+      <ul>
+        {% for tag in tags -%}
         <li><a href="/tags/{{ tag }}.html">{{ tag }}</a></li>
-      {% endfor -%}
-    </ul>
-  </div>
-</body>
-
+        {% endfor -%}
+      </ul>
+    </div>
+  </body>
 </html>
