You can avoid the page breaks inside HTML elements in the generated PDF document by setting the AvoidHtmlElementsBreakSelectors API property. If a HTML element is selected by this selector and the HTML element would be normally rendered on two PDF pages then converter will try to move the rendering of the element to the beginning of the next PDF page. This is possible only if the element height is smaller than the next PDF page height.

At the top of the demo you can choose the HTML document to convert which can be:
The options you can set in this demo are: