diff --git a/doc/smart_ptr-docinfo-footer.html b/doc/smart_ptr-docinfo-footer.html
index e81781d..d4b18d1 100644
--- a/doc/smart_ptr-docinfo-footer.html
+++ b/doc/smart_ptr-docinfo-footer.html
@@ -1,6 +1,7 @@
 <style>
 
 *:not(pre)>code { background: none; color: #600000; }
+:not(pre):not([class^=L])>code { background: none; color: #600000; }
 table tr.even, table tr.alt, table tr:nth-of-type(even) { background: none; }
 
 </style>