body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
  }
  h1 {
    color: #333;
  }
  .container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  .section {
    margin-bottom: 20px;
  }
  input[type="file"],
  input[type="text"],
  input[type="url"] {
    width: calc(100% - 22px);
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  button {
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
  }
  button:hover {
    background-color: #218838;
  }
  .progress {
    width: 100%;
    background-color: #f3f3f3;
    border-radius: 4px;
    margin: 10px 0;
  }
  .progress-bar {
    width: 0;
    height: 20px;
    background-color: #28a745;
    border-radius: 4px;
    text-align: center;
    color: white;
    line-height: 20px;
  }
  .result {
    margin: 10px 0;
    padding: 10px;
    background-color: #e9ecef;
    border-radius: 4px;
  }