<html>
<head>
+<meta http-equiv="content-type" content="<:= $header{content_type} :>">
<title>digraph cheat sheet</title>
-<meta http-equiv="content-type" content="utf-8">
<link rel="stylesheet" type="text/css" media="all" href="/base.css"><:
my %styles = map {$_ => $_} qw(dark circus mono red terse);
our $style = exists $get{style} && $styles{$get{style}} || 'light';