Firefox Custom Stylesheets
Petr Rehor
Copy-and-paste this stylesheets to your userContent.css file.
Change default font to Verdana and display message body with monospace font:
@-moz-document domain(mail.google.com)
{
body,td,input,textarea,select,button {
font-family:verdana,arial,sans-serif !important;
}
button {
font-size: 100% !important;
}
.mb {
font-family: monospace !important;
font-size: 110% !important;
}
.tb {
font-family: monospace !important;
font-size: 140% !important;
}
}
[1] Fixed width font in Gmail
[2] Per-site user stylesheet rules