div {
  less: 3px < 3pt;
  less: (1px / 1pt);
  less: 23fu < 120;
  eq: hello == hello;
  eq: "hello" == hello;
  eq: (1 2 3) == (1 2 3);
  eq: (1 2 3) == (1, 2, 3);
  eq: 23px == 23fu;
  eq: 3.1in == 2.54cm;
  eq: 2.54cm == 3.1in;
  eq: (1in) == (1cm*1in/1cm);
  x: 1in, (1cm*1in/1cm);
  y: 1cm*1in/1in;
  eq: (2cm*1in/2cm) == (1in*2cm/2cm);
  blah: (1cm/1in);
  in: (1in*2.54cm/1in);
  lt: 1in < 2.54cm;
  lt: 2.54cm < 1in;
  lt: 5 < 4;
}