body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
  }
  
  .container {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
  }
  
  .input-container {
    margin-bottom: 20px;
  }
  
  label {
    font-weight: bold;
  }
  
  input {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  
  button {
    padding: 8px 16px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
  }
  
  .result-container {
    font-size: 18px;
    font-weight: bold;
    color: #333;
  }