diff --git a/_includes/header.html b/_includes/header.html
index 538e9cd..530626a 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -15,7 +15,8 @@
 
 		{% assign all_pages = site.pages | sort: "title" %}
 		{% for project in all_pages %}
-		{% if project.url != "/" and project.url != "/index.html" and project.url != "/sitemap.xml" %}
+		{% assign project_url_end = project.url | slice: -4, -1 %}
+		{% if project.url != "/" and project.url != "/index.html" and project.url != "/sitemap.xml" and project_url_end != ".css" %}
 		<li><a href="{{ project.url | relative_url }}" {% if project.url == page.url %} class="current-page-link"
 				{% endif %}>{{ project.title }}</a></li>
 		{% endif %}
diff --git a/_layouts/home.html b/_layouts/home.html
index e872c6a..66f6e73 100644
--- a/_layouts/home.html
+++ b/_layouts/home.html
@@ -30,7 +30,8 @@
 			<div class="highlights">
 
 				{% for project in all_pages %}
-				{% if project.url != "/" and project.url != "/index.html" and project.url != "/sitemap.xml" %}
+				{% assign project_url_end = project.url | slice: -4, -1 %}
+				{% if project.url != "/" and project.url != "/index.html" and project.url != "/sitemap.xml" and project_url_end != ".css" %}
 				<section>
 					<div class="content">
 						<header>
diff --git a/_site/comsci/index.html b/_site/comsci/index.html
index 219c54c..dd8a3d6 100644
--- a/_site/comsci/index.html
+++ b/_site/comsci/index.html
@@ -64,10 +64,13 @@
 		
 		
 		
+		
+		
 		<li><a href="/young-reporter/" >BBC Young Reporter Article Generator</a></li>
 		
 		
 		
+		
 		<li><a href="/comsci/"  class="current-page-link"
 				>Computer Science</a></li>
 		
@@ -75,10 +78,13 @@
 		
 		
 		
+		
+		
 		<li><a href="/luhn-algorithm/" >Luhn Algorithm</a></li>
 		
 		
 		
+		
 		<li><a href="/site-theme/" >Site Theme</a></li>
 		
 		
diff --git a/_site/index.html b/_site/index.html
index 04075b6..c2558ec 100644
--- a/_site/index.html
+++ b/_site/index.html
@@ -64,20 +64,26 @@
 		
 		
 		
+		
+		
 		<li><a href="/young-reporter/" >BBC Young Reporter Article Generator</a></li>
 		
 		
 		
+		
 		<li><a href="/comsci/" >Computer Science</a></li>
 		
 		
 		
 		
 		
+		
+		
 		<li><a href="/luhn-algorithm/" >Luhn Algorithm</a></li>
 		
 		
 		
+		
 		<li><a href="/site-theme/" >Site Theme</a></li>
 		
 		
@@ -112,6 +118,8 @@
 				
 				
 				
+				
+				
 				<section>
 					<div class="content">
 						<header>
@@ -125,6 +133,7 @@
 				
 				
 				
+				
 				<section>
 					<div class="content">
 						<header>
@@ -140,6 +149,8 @@
 				
 				
 				
+				
+				
 				<section>
 					<div class="content">
 						<header>
@@ -153,6 +164,7 @@
 				
 				
 				
+				
 				<section>
 					<div class="content">
 						<header>
diff --git a/_site/luhn-algorithm/index.html b/_site/luhn-algorithm/index.html
index 410fec1..58e7c99 100644
--- a/_site/luhn-algorithm/index.html
+++ b/_site/luhn-algorithm/index.html
@@ -64,21 +64,27 @@
 		
 		
 		
+		
+		
 		<li><a href="/young-reporter/" >BBC Young Reporter Article Generator</a></li>
 		
 		
 		
+		
 		<li><a href="/comsci/" >Computer Science</a></li>
 		
 		
 		
 		
 		
+		
+		
 		<li><a href="/luhn-algorithm/"  class="current-page-link"
 				>Luhn Algorithm</a></li>
 		
 		
 		
+		
 		<li><a href="/site-theme/" >Site Theme</a></li>
 		
 		
diff --git a/_site/site-theme/index.html b/_site/site-theme/index.html
index dfb19cb..390dcec 100644
--- a/_site/site-theme/index.html
+++ b/_site/site-theme/index.html
@@ -64,20 +64,26 @@
 		
 		
 		
+		
+		
 		<li><a href="/young-reporter/" >BBC Young Reporter Article Generator</a></li>
 		
 		
 		
+		
 		<li><a href="/comsci/" >Computer Science</a></li>
 		
 		
 		
 		
 		
+		
+		
 		<li><a href="/luhn-algorithm/" >Luhn Algorithm</a></li>
 		
 		
 		
+		
 		<li><a href="/site-theme/"  class="current-page-link"
 				>Site Theme</a></li>
 		
diff --git a/_site/young-reporter/index.html b/_site/young-reporter/index.html
index 1e33cb4..b1dff9b 100644
--- a/_site/young-reporter/index.html
+++ b/_site/young-reporter/index.html
@@ -64,21 +64,27 @@
 		
 		
 		
+		
+		
 		<li><a href="/young-reporter/"  class="current-page-link"
 				>BBC Young Reporter Article Generator</a></li>
 		
 		
 		
+		
 		<li><a href="/comsci/" >Computer Science</a></li>
 		
 		
 		
 		
 		
+		
+		
 		<li><a href="/luhn-algorithm/" >Luhn Algorithm</a></li>
 		
 		
 		
+		
 		<li><a href="/site-theme/" >Site Theme</a></li>