404. That’s an error.

The requested URL /translate_c?depth=1&pto=aue&rurl=translate.google.ru&sl=en&sp=nmt4&tl=ru&u=http://snook.ca/archives/html_and_css/css-parent-selectors&usg=ALkJrhhRpqUTswjCXPRMff8vAzqnZwvt1w was not found on this server. That’s all we know.