input[type="file"] {
    display: none;
  }

  .file-upload {
    display: inline-block;
    padding: 10px 20px;
    background-color: #4c9aff;
    color: #fff;
    font-weight: bold;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }

  .file-upload:hover {
    background-color: #3885e3;
  }

  .preview-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 20px;
  }

  .preview-image {
    width: 150px;
    height: auto;
    margin: 10px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }

  .convert-buttons {
    margin-top: 20px;
  }

  .convert-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #43a047;
    color: #fff;
    font-weight: bold;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
  }

  .convert-button:hover {
    background-color: #388e3c;
  }

  .download-link {
    display: none;
  }