diff --git a/_layouts/page.html b/_layouts/page.html
index 0cfa924..46406a3 100644
--- a/_layouts/page.html
+++ b/_layouts/page.html
@@ -29,7 +29,7 @@ theme_url: https://github.com/pixeldroid/programming-pages
 <!-- main contents -->
 <div id="page-container">
 <div class="ui left aligned fluid container">
-<div id="page-content" class="ui basic segment" style="max-width: 840px; margin-bottom: 6em;">
+<div id="page-content" class="ui basic segment" style="max-width: 840px; justify-self: center; margin-bottom: 6em;">
 {{ content }}
 </div>