<!DOCTYPE html> <html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <title>Test case for bug 399941.html</title> <style type="text/css"> p:first-letter { color: lime; background-color: olive; } </style> </head> <body> <!-- Test 16-bit punctuation --> <p>“I!,” said the Fly,</p> </body> </html>