.first-page {
  display: flex;
  align-items: center;
  flex-direction: column;
}
.btn-choix {
  text-align: center;
  width: 150px;
  height: 170px;
  margin: 40px;
}
.text-btn-choix {
  font-size: 20px;
  white-space: normal;
  padding-top: 10px;
}
.text-form-familles-articles {
  text-align: center;
  font-size: 25px;
  font-weight: 500;
  white-space: normal;
}