div.grupo {
  border: 1px solid green;
  margin: 5pt 5pt 5pt 30pt;
}
input.ntg-required, select.ntg-required {
  border: 1px solid red;
}
div.ntg-required {
  border: 1px dashed red;
}
div.ntg-required:after {
  content: ' *';
  color:red;
}
span.ntg-warning {
  border: 1px dotted red;  color: red;
}
.ntg-formulario-indice {
  background-color: LightBlue;
}
.ntg-titulo-grupo-formulario {
  background-color: LightYellow;
}
.ntg-grupo-formulario {
  background-color: LightGreen;
}
div.highlight {
  border: 1px dashed orange;
}