body
{
  color: rgb(255, 0, 0);
  foo: bar(one, two, three);
  filter:progid:Foo.Bar.Git(params=12, bar = 110);
  filter: alpha(opacity=25);
  filter: alpha(opacity = 30);
  filter: mask();
  
  /* vendor-specific function -- the hyphen causes a different code path than regular
     identifiers, so we need to be sure we also handle vendor-specific functions, too */
  background-image: -webkit-radial-gradient(circle, white, black);
}