pre.output { color: #006; background:#ddf url(http://buzzword.org.uk/2012/output) no-repeat scroll top right; padding:0.33em; border:1px solid; font-size:90%; line-height:1.05; } pre.output em { font-style: italic; color: black; } pre.output strong { font-weight: bolder; color: black; } #### use 5.010; my $string = <<'CODE'; if (foo > 1) { bar("Hello World"); for(var i=0; i