Adding another rules doesnt work

[Lentilles]

What do i use at roundcube?

archive | 3.4 contextmenu | 3.2.1 filesystem_attachments | 1.0 jqueryui | 1.12.0 login_lang | dev-master   managesieve | 9.3   markasjunk | 2.0  message_highlight | dev-master newmail_notifier | 0.8 password | 5.1   zipdownload | 3.4

What doesnt work?

Add new rules and colors on messages