.invalid-feedback{
  display: block;
}

.invalid-feedback{
  color: #de4848;
  font-size: 0.9em;
}

/*OPCION 1*/
.bg-1{
  background: linear-gradient(45deg, #a5ffd2, #d8ffeb) !important;
}

.bg-2{
  background: linear-gradient(45deg, #bbf1eb, #ddf8f5) !important;
}

.bg-3{
  background: linear-gradient(45deg, #ffbdcd, #ffe4eb) !important;
}

.bg-4{
  background: linear-gradient(45deg, #ffe8bd, #fff6e4) !important;
}

/*OPCION INVERTIDA*/
.bg-3{
  background: linear-gradient(45deg, #ffe4eb, #ffbdcd) !important;
}

.bg-4{