#bmr-calculator {
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: 'Poppins', sans-serif;
}
#bmr-calculator .card {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-direction: column;
  background-color: #fff;
  padding: 20px;
  border-radius: 20px;
  width: 80%;
  max-width: 500px;
  /** Styles for smartphones */
}
@media only screen and (max-width: 600px) {
  #bmr-calculator .card {
    width: 100%;
  }
}
#bmr-calculator .card:last-child {
  background-color: transparent;
  max-width: 800px;
  /** Styles for smartphones */
}
@media only screen and (max-width: 600px) {
  #bmr-calculator .card:last-child {
    max-width: 360px;
  }
}
#bmr-calculator .input {
  padding: 15px 20px;
  border: 1px solid #ddd;
  border-radius: 10px;
  outline: none;
  width: 100%;
  margin-top: 10px;
  margin-bottom: 10px;
  font-size: 16px;
}
#bmr-calculator .gender {
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
}
#bmr-calculator .gender .gender-box {
  display: flex;
  justify-content: space-around;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}
#bmr-calculator input[type='submit'] {
  background: #F19812;
  color: #fff;
  font-size: 17px;
  text-transform: uppercase;
}
#bmr-calculator h2 {
  color: #F19812;
  font-size: 2rem;
}
#bmr-calculator .bmr_icon {
  font-size: 48px;
}