improve style and base layout

layouts/section.html

@@ -1,8 +1,12 @@
 {{ define "main" }}
   <h1>{{ .Title }}</h1>
   {{ .Content }}
-  {{ range .Pages }}
-    <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
-    {{ .Summary }}
-  {{ end }}
+  <section>
+    {{ range .Pages }}
+      <article>
+        <h3><a href="{{ .RelPermalink }}">{{ .Title }}</a></h3>
+            <p>{{ .Content | truncate 100 }}</p>
+      </article>
+    {{ end }}
+  </section>
 {{ end }}