my $pdf = PDF::FromHTML->new( encoding => 'utf-8' );
    $pdf->load_file('source.html');
    $pdf->convert(
        # With PDF::API2, font names such as 'traditional' also works
        Font        => 'font.ttf',
        LineHeight  => 10,
        Landscape   => 1,
    );
    $pdf->write_file('target.pdf');