#lbs-to-kg-form .input-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

#lbs-input {
  font-size: 18px;
  width: 150px;
  margin-bottom: 10px;
}

#kg-output {
  font-size: 18px;
  font-weight: bold;
  width: 150px;
}

@media only screen and (min-width: 768px) {
  #lbs-input {
    font-size: 24px;
    width: 150px;
    margin-right: 10px;
    margin-bottom: 0;
  }

  #kg-output {
    font-size: 20px;
    font-weight: bold;
    width: 150px;
  }
}

#lbs-to-kg-form {
  margin: 20px auto;
  max-width: 400px;
  padding: 10px;
  background-color: #f8f8f8;
  border: 1px solid #ccc;
  border-radius: 5px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
}

#lbs-input {
  border-radius: 3px;
  border: 1px solid #ccc;
  padding: 5px;
  font-size: 24px;
  margin-right: 10px;
  text-align: center;
}

#lbs-input:focus {
  outline: none;
  border-color: #4CAF50;
}

#kg-output {
  border-radius: 3px;
  border: 1px solid #ccc;
  padding: 5px;
  font-size: 20px;
  text-align: center;
}

.unit {
  font-size: 24px;
  font-weight: bold;
}