aspirethemes

  function aspire_last_post_class( $classes ) {
    global $wp_query;

    if ( is_home() && !is_paged() ) {   
      if( 0 == $wp_query->current_post || 1 == $wp_query->current_post ) {
        $classes[] = 'large-6';
      }
    }

    return $classes;