.j1978 {
  background-color:#ffdddd;
  /* background-color:#ccff99; in ucode */
  background-color:#ddffbb;
}
.j1983 {
  /* background-color:#ccffcc; in ucode */
  background-color:#ffffcc;
}
.j1990 {
  /* background-color:#ccffdd; in ucode */
  background-color:#ffff99;
}

.j2000 {
  background-color:#ccffff;
}
.j2004 {
  background-color:#cceeff;
}
.u31 {
  color:#006600;
}
.u32 {
  color:#0000ff;
}
.reserved{
  background-color:#cccccc;
  color:#bbbbbb;
}