diff --git a/Doc/html/style.css b/Doc/html/style.css
index 3655666..b24998c 100644
--- a/Doc/html/style.css
+++ b/Doc/html/style.css
@@ -72,6 +72,7 @@
                           font-size: 85%; }
 
 .email                  { font-family: avantgarde, sans-serif; }
+.mailheader             { font-family: avantgarde, sans-serif; }
 .mimetype               { font-family: avantgarde, sans-serif; }
 .newsgroup              { font-family: avantgarde, sans-serif; }
 .url                    { font-family: avantgarde, sans-serif; }
diff --git a/Doc/perl/python.perl b/Doc/perl/python.perl
index 2f86de6..13e7aac 100644
--- a/Doc/perl/python.perl
+++ b/Doc/perl/python.perl
@@ -213,7 +213,7 @@
 sub do_cmd_email{
     return use_wrappers(@_[0], '<span class="email">', '</span>'); }
 sub do_cmd_mailheader{
-    return use_wrappers(@_[0], '<tt class="mimeheader">', '</tt>'); }
+    return use_wrappers(@_[0], '<span class="mailheader">', ':</span>'); }
 sub do_cmd_mimetype{
     return use_wrappers(@_[0], '<span class="mimetype">', '</span>'); }
 sub do_cmd_var{
diff --git a/Doc/texinputs/python.sty b/Doc/texinputs/python.sty
index f25041b..9fa56cd 100644
--- a/Doc/texinputs/python.sty
+++ b/Doc/texinputs/python.sty
@@ -833,7 +833,7 @@
 \newcommand{\ctype}[1]{\texttt{#1}}     % C struct or typedef name
 \newcommand{\cdata}[1]{\texttt{#1}}     % C variable, typically global
 
-\newcommand{\mailheader}[1]{\texttt{#1}}
+\newcommand{\mailheader}[1]{{\small\textsf{#1:}}}
 \newcommand{\mimetype}[1]{{\small\textsf{#1}}}
 % The \! is a "negative thin space" in math mode.
 \newcommand{\regexp}[1]{%