body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
  }
  
  .container {
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 400px;
  }
  
  h1 {
    text-align: center;
    color: #333;
  }
  
  .section {
    margin-bottom: 20px;
  }
  
  .section h2 {
    margin-bottom: 10px;
    color: #555;
  }
  
  input[type="text"] {
    width: calc(100% - 22px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
  }
  
  button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: #007BFF;
    color: #fff;
    cursor: pointer;
    width: 100%;
  }
  
  button:hover {
    background-color: #0056b3;
  }
  
  pre {
    background-color: #f9f9f9;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    white-space: pre-wrap;
    word-wrap: break-word;
  }