   <option id="pageFitOption" value="page-fit">Page Fit</option>
                    <option id="customScaleOption" value="custom" disabled="disabled" hidden="true" data-l10n-id="pdfjs-page-scale-percent" data-l10n-args='{ "scale": 0 }'>0%</option>
                    <option value="0.5">50%</option>
                    <option value="0.75">75%</option>
                    <option value="1">100%</option>
                    <option value="1.25">125%</option>
                    <option value="1.5">150%</opt