add menu

_layouts/home.html

@@ -2,19 +2,38 @@
 layout: default
 ---
 
+{% assign menu = site.data.menu %}
+
 <header class="site-masthead">
-  <h1>
-    {{ site.title }}
-  </h1>
-  <h2>
-    {{ site.description }}
-  </h2>
+  {% if site.title %}
+    <h1>
+      {{ site.title }}
+    </h1>
+  {% endif %}
+  {% if site.title %}
+    <h2>
+      {{ site.description }}
+    </h2>
+  {% endif %}
+  {% if menu %}
+    <nav class="site-navigation">
+      <ul>
+      {% for item in site.data.menu %}
+        <li>
+          <a href="{{ item.url | prepend: baseurl }}">
+            {{ item.title }}
+          </a>
+        </li>
+      {% endfor %}
+      </ul>
+    </nav>
+  {% endif %}
 </header>
 
 <main class="home">
 
-  <h1>
-    Contents<br><img src="{{ '/assets/images/divider.svg' | prepend: site.baseurl }}" alt="">
+  <h1 class="divided">
+    Contents
   </h1>
 
   <ul class="post-list">

_layouts/post.html

@@ -8,7 +8,7 @@ layout: default
 
 <article>
 
-  <h1 class="post-title">
+  <h1 class="post-title divided">
     {{ page.title }}
   </h1>