diff --git a/assets/stylesheets/pages/_cppref.scss b/assets/stylesheets/pages/_cppref.scss
index 9aeafdcb..8af559bb 100644
--- a/assets/stylesheets/pages/_cppref.scss
+++ b/assets/stylesheets/pages/_cppref.scss
@@ -1,4 +1,4 @@
-._c {
+._cppref {
   > h2, > h3 { @extend %block-heading; }
   > h4 { @extend %block-label, %label-blue; }
   .fmbox { @extend %note; }