original_string: public function appendPageCSS(string $str): PdfInterface
      {
          $this->setProperty('pageCSS', $str);
          $this->mpdf->WriteHTML($this->pageCSS, 1);
  
          return $this;
      }
code: public function appendPageCSS(string $str): PdfInterface
      {
          $this->setProperty('pageCSS', $str);
          $this->mpdf->WriteHTML($this->pageCSS, 1);
  
          return $this;
      }
code_tokens: public function appendPageCSS ( string $ str ) : PdfInterface { $ this -> setProperty ( 'pageCSS' , $ str ) ; $ this -> mpdf -> WriteHTML ( $ this -> pageCSS , 1 ) ; return $ this ; }
docstring: Append a CSS style.
  
  @param string $str The string data used for render
  
  @return PdfInterface The current instance
  
  @api
docstring_tokens: Append a CSS style .