diff --git a/layouts/_default/list.html b/layouts/_default/list.html
index 1e439fe..36e1ec7 100644
--- a/layouts/_default/list.html
+++ b/layouts/_default/list.html
@@ -4,7 +4,6 @@
 <article class="pure-u-1">
 
 {{ partial "brand.html" . }}
-
 {{ partial "content.header.html" . }}
 
 <section class="list-page">
diff --git a/layouts/book/all.html b/layouts/book/all.html
index 3aab29d..83fd858 100644
--- a/layouts/book/all.html
+++ b/layouts/book/all.html
@@ -2,15 +2,14 @@
 <div id="layout">
 <article>
 
-{{ partial "brand.html" . }}
-{{ partial "content.header.html" . }}
+{{- partial "content.header.html" . -}}
 
 <!-- https://discourse.gohugo.io/t/how-to-build-one-collection-for-all-nested-sections/27950/5 -->
-{{ with .Content }}
+{{- with .Content -}}
 <section>
 {{ . }}
 </section>
-{{ end }}
+{{- end -}}
 
 <section class="list-page">
 <!-- preambles -->
@@ -41,6 +40,7 @@
 </section>
 
 {{ partial "footer.html" . }}
+{{ partial "nav.html" . }}
 
 </article>
 </div>
diff --git a/layouts/book/chapters.html b/layouts/book/chapters.html
index c83bf80..856d3da 100644
--- a/layouts/book/chapters.html
+++ b/layouts/book/chapters.html
@@ -3,8 +3,6 @@
 <div id="layout">
 <article>
 
-{{ partial "brand.html" . }}
-
 {{ partial "content.header.html" . }}
 
 {{ with .Content }}
@@ -24,6 +22,7 @@
 </section>
 
 {{ partial "footer.html" . }}
+{{ partial "nav.html" . }}
 
 </article>
 </div>
diff --git a/layouts/book/volumes.html b/layouts/book/volumes.html
index 24da49d..a55499c 100644
--- a/layouts/book/volumes.html
+++ b/layouts/book/volumes.html
@@ -3,8 +3,6 @@
 <div id="layout">
 <article>
 
-{{ partial "brand.html" . }}
-
 {{ partial "content.header.html" . }}
 
 {{ with .Content }}
@@ -37,6 +35,7 @@
 </section>
 
 {{ partial "footer.html" . }}
+{{ partial "nav.html" . }}
 
 </article>
 </div>