PdfHtmlTemplateAutoSizeContentHeight Property

Allows the PDF template content height to be auto resized based on the rendered HTML content height. The minimum and maximum heights are controlled by the MinContentHeight and MaxContentHeight properties. When this property is false, the content height is given by the Height property. When this property is true, if the Height property is set with a positive value and the FitHeight property is also true, the content may be scaled down to fit the specified height. The default value is true

public bool AutoSizeContentHeight { get; set; }