<!DOCTYPE html>
<html>
<head>
<style type="text/css">
@font-face {
  font-family: test;
  src: local(Nimbus Sans L), local(NimbusSansL-Regu),
       local(Helvetica), local(Bitstream Vera Sans),
       local(Arial), local(Liberation Sans), local(SwissA),
       local(Fira Sans OT), local(Fira Sans),
       local(Droid Sans), local(Roboto);
}
div {
  font-family: test, serif;
  margin: 10px;
}
</style>
</head>
<body>
<div style="font-family:serif">
This serif font should NOT be used below.
</div>
<hr>
<div>
These three lines should all use the same font face.
</div>
<div>
This line should NOT be bold.
</div>
<div>
This line should NOT be italic.
</div>
</body>
</html>