.output-container {
    margin-top: 25px;
  }
  
  .output-container .tool-input {
    margin-bottom: 10px;
  }
  
  .tool-input {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  
  .tool-button.secondary {
    background-color: #6c757d;
    color: white;
    margin-top: 5px;
  }
  .masked-history {
    margin-top: 30px;
  }
  
  .masked-history-list {
    list-style: none;
    padding-left: 0;
  }
  
  .masked-history-list li {
    background: #f1f1f1;
    padding: 10px;
    margin-bottom: 5px;
    border-left: 4px solid #007bff;
    border-radius: 4px;
    position: relative;
  }
  
  .tool-button.small {
    font-size: 0.8rem;
    padding: 4px 8px;
    position: absolute;
    right: 10px;
    top: 10px;
  }
  
  .secure-link-container {
    margin-top: 20px;
  }