$elem = $driver->find_element('app-lgs','id' );
    Selenium::Screenshot->new(
      png => $driver->screenshot,
      exclude => [{
        size      => $elem->get_size,
        location  => $elem->get_element_location,
      }]
    )->save( file => "screen.png" );


##</code><code>##

Selenium::Screenshot->new(
      png => $driver->screenshot,
      exclude => [{
        size     => { width => 10, height => 10 }
        location => { x => 5, y => 5 },
        }]