Fix for the .h1—.h6 headings issue in https://gist.github.com/bluematt/6563820

type.less.diff

diff --git a/less/type.less b/less/type.less
index 5ad6a46..cb1332d 100644
--- a/less/type.less
+++ b/less/type.less
@@ -89,9 +89,9 @@ h1, h2, h3, h4, h5, h6,
   }
 }
 
-h1,
-h2,
-h3 {
+h1, .h1,
+h2, .h2,
+h3, .h3 {
   margin-top: @line-height-computed;
   margin-bottom: (@line-height-computed / 2);
 
@@ -99,9 +99,9 @@ h3 {
     font-size: 65%;
   }
 }
-h4,
-h5,
-h6 {
+h4, .h4,
+h5, .h5,
+h6, .h6 {
   margin-top: (@line-height-computed / 2);
   margin-bottom: (@line-height-computed / 2);