Syntax Highlighting with nano – nanorc for passwd

###  etc/passwd
syntax "passwd" "(\.|/|)passwd$" "(\.|/|)shadow$"
color white ".*$"
color blue "\:.*$"
color yellow "\:*\:"
color cyan "/.*$"
color red "/bin/false"
color brightred "root"
color brightgreen "/bin/.*sh"
color white "[0-9]"
color magenta "\:\/.*\:"