.pre {
  font-size: 1.4em;
}

select {
  font-size: 1.4em;
}

#output {
  font-size: 28px;
  line-height: 50px;
  margin: 0px auto;
}

@media print {

  .no-print,
  .no-print * {
    display: none !important;
  }
}

.btn {
  display: block;
}

.spazioattivita {
  height: 300px;
  align-items: center;
  display: flex;
  justify-content: center;
  gap: 30px;
}

.cifra {
  font-size: 30px;
  line-height: 50px;
  text-align: center;
  width: 50px;
  height: 50px;
  box-shadow: 0px 0px 5px grey;
}

.spaziofeedback {
  display: flex;
  flex-direction: column;
}

#risposta {
  width: 80%;
  margin: 10px auto;
  text-align: center;
  font-size: 30px;
  height: 50px;
}

.feedback {
  font-size: 30px;
  line-height: 60px;
  text-align: center;
}

#istru {
  font-weight: 500;
  font-size: 16px;
  display: block;
  margin: 15px auto;
  text-align: justify;
}

#select_0,
#select_1,
#select_2,
#select_3 {
  width: 25%;
  margin: 0px;
}