.pdf-viewer{position:relative;width:100%;height:100%}.signer-pane{z-index:1000}.signature-field,.date-field{margin-bottom:15px}.signature-field label,.date-field label{display:block;margin-bottom:5px}.signature-field canvas{background-color:#fff}.date-field input{padding:5px;border:1px solid #ccc;border-radius:4px}button{padding:8px 16px;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer}button:hover{background-color:#0056b3}