defaultPageSize Object
Specifies the default page size if no PDF is displayed in the PDFViewer. The page size will shrink to fit the viewer dimensions.
Example - customizing the default page sizes
<script src="https://cdnjs.cloudflare.com/ajax/libs/pdf.js/2.2.2/pdf.js"></script>
<div id="pdf-viewer"></div>
<script>
$("#pdf-viewer").kendoPDFViewer({
defaultPageSize: {
width: 595,
height: 842
}
});
</script>