THPDFHTMLImporter.MaxCSSRules
Upper bound on the number of CSS rules accepted by a single HTML5 import run
property MaxCSSRules: Integer read FMaxCSSRules write FMaxCSSRules;
The unit is HPDFHTMLImport; the default value is 10000 rules
Style sheets from the document and the author style sheet share this budget, and going beyond it raises EHPDFHTMLImportBudget
The limit pairs with MaxDOMNodes, which instead bounds the parsed markup