.grout-calculator {
  border: 1px solid #ddd;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 5px;
}
.grout-calculator .nice-select.form-control.grout-select.open {
  display: none;
}

.grout-calculator .form-control.grout-select {
  display: block !important;
}

.grout-calculator .nice-select.form-control.grout-select {
  display: none !important;
}

.grout-calculator h2 {
  font-size: 22px;
  text-align: center;
  margin: 15px 0;
}

.grout-calculator .form-group {
  margin-bottom: 30px;
}

.grout-calculator .form-group label {
  margin-bottom: 10px;
}

.grout-calculator .form-control {
  padding: 10px 20px;
  border-radius: 43px;
}

.grout-calculator #result {
  font-size: 22px;
  margin-top: 20px;
  color: #f25a29;
}