.price-block {
  display: flex;
}

.price-info {
  width: 50%;
}

.price-info ul {
  list-style: none;
  font-size: 1.1rem;
}

.price-info ul h4 {
  padding-left: 20px;
  font-size: 1.2rem;
}

#calculator {
  display: flex;
  flex-direction: column;
  width: 50%;
}

#calculator h3 {
  padding-left: 25%;
}

.input-order {
  display: flex;
  padding-left: 21%;
  padding-bottom: 15px;
}

#number {
  width: 10rem;
  font-size: 2.5rem;
  padding: 0.15rem;
  margin-right: 5px;
}

#dop-price {
  font-size: 1.2rem;
}

#dop-price input {
  width: 20px;
  height: 20px;
}

#Btn-calculate {
  margin: 5px;
  font-size: 1.5rem;
  padding: 10px;
  border-radius: 25px;
  margin-left: 12.5%;
}

#calculator #Btn-calculate:focus {
  outline: none;
}

@media (max-width: 870px) {
  .price-block {
    flex-direction: column;
  }
  .price-info {
    display: flex;
    flex-direction: column;
    width: 100%;
    align-items: center;
  }
  #calculator {
    width: 100%;
    align-items: center;
  }
  #calculator h3 {
    padding-left: 0px;
  }
  .input-order {
    padding-left: 3%;
  }
}