diff --git a/source/blog.html.twig b/source/blog.html.twig
index 80a5e465..b6ed68a6 100644
--- a/source/blog.html.twig
+++ b/source/blog.html.twig
@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Blog
-nav: blog
+body_class: page--blog
 use:
   - posts
 ---
diff --git a/source/contact.md b/source/contact.md
index 65fba3f5..1697042a 100644
--- a/source/contact.md
+++ b/source/contact.md
@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Contact
-nav: contact
+body_class: page--contact
 meta:
   description: 'Information about how to get in touch with Oliver.'
 ---
diff --git a/source/index.md b/source/index.md
index c934282c..f62b26ae 100644
--- a/source/index.md
+++ b/source/index.md
@@ -1,6 +1,6 @@
 ---
 layout: default
-nav: about
+body_class: page--about
 meta:
   description: 'The personal website and blog of Oliver Davies, a Drupal Developer and System Administrator from Wales, UK.'
   og:
diff --git a/source/services.md b/source/services.md
index 807e957a..3f6ac118 100644
--- a/source/services.md
+++ b/source/services.md
@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Services
-nav: services
+body_class: page--services
 meta:
   description: 'Information about freelance services that Oliver offers.'
 ---
diff --git a/source/talks.html.twig b/source/talks.html.twig
index 9c3d621f..b0f5bca7 100644
--- a/source/talks.html.twig
+++ b/source/talks.html.twig
@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Talks
-nav: talks
+body_class: page--talks
 meta:
   description: 'Information about previous and upcoming talks that Oliver has presented at conferences and user groups'
 use:
diff --git a/source/work.md b/source/work.md
index b066605e..15581218 100644
--- a/source/work.md
+++ b/source/work.md
@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Work
-nav: work
+body_class: page--work
 meta:
   description: "Information about Oliver's current work."
 ---