.signature-tool{max-width:500px;margin:20px auto;padding:15px;border:1px solid #ddd;border-radius:8px;text-align:center;background:#fff}.signature-tool .info{font-weight:700;margin:10px 0}.signature-tool img{display:none;max-width:100%;margin:10px 0}.signature-tool .kb-options button{margin:4px;padding:8px 12px;border-radius:5px;background:#0073aa;color:#fff;border:none;cursor:pointer}.signature-tool .kb-options button.selected{background:#00a03e}#sr-resizeBtn,#sr-downloadLink{display:none;margin-top:12px;padding:8px 16px;border-radius:6px;font-size:15px;border:none}#sr-resizeBtn{background:#ffb900;color:#fff}#sr-downloadLink{background:#46b450;color:#fff;text-decoration:none}