body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
  }
  
  .container {
    width: 80%;
    margin: 50px auto;
    padding: 20px;
    background-color: #87CEEB; /* Sky blue */
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
  }
  
  h1 {
    color: #4682B4; /* Steel blue */
  }
  
  .inputBox, .outputBox {
    display: inline-block;
    width: 45%;
    margin: 20px 2.5%;
  }
  
  input[type="number"] {
    width: 80%;
    height: 40px;
    padding: 10px;
    font-size: 18px;
    border: none;
    border-radius: 5px;
  }
  
  select {
    margin-top: 10px;
    width: 80%;
    height: 40px;
    padding: 10px;
    font-size: 18px;
    border: none;
    border-radius: 5px;
  }
  
  #outputValue, #tempOutputValue {
    background-color: #f0f0f0;
  }
  
  .temperatureConverter {
    width: 80%;
    margin: 50px auto;
    padding: 20px;
    background-color: #87CEEB; /* Sky blue */
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
  }
  
  .temperatureConverter h2 {
    color: #4682B4; /* Steel blue */
  }