#fname_group {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* accessibility: prevent screen readers from announcing it */
#fname_group label {
  display: none;
}

#lname_group {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* accessibility: prevent screen readers from announcing it */
#lname_group label {
  display: none;
}