$document->createStyle
                (
                "Colour",
                family  => 'paragraph',
                parent  => 'Standard'
);
$document->updateStyle(
                "Colour",
                family     => 'paragraph',
                parent     => 'Standard',
                properties =>
                        {
                        'fo:margin-left'        => '2cm',
                        'fo:margin-right'       => '1.5cm',
                        'fo:text-align'         => 'justify',
                        'fo:background-color'   => '#ff00ff'
                        'fo:font-size'        => '36pt',
                        }
                );