diff --git a/source/_layouts/base.liquid b/source/_layouts/base.liquid
index 6c8a976..ddac028 100644
--- a/source/_layouts/base.liquid
+++ b/source/_layouts/base.liquid
@@ -45,7 +45,9 @@
     </script>
   </head>
 
-  <body data-layout="body">
+  {%- assign classes = page.filePathStem | replace: "/", " " | strip -%}
+
+  <body data-layout="body" class="{{ classes }}">
     <!--[if lt IE 9]>
     <p class="browserupgrade">
     You are using an <strong>outdated</strong> browser. Please <a href="https://browsehappy.com/">upgrade your browser</a> to improve your experience and security.
