function prefix_header_responsive_logo( $html ) {

	if ( is_front_page() ) {

		// Output image
		$html = sprintf( '<a href="%1$s" class="responsive-logo-link" rel="home"'. oceanwp_get_schema_markup( 'url' ) .'><img src="%2$s" class="responsive-logo" width="%3$s" height="%4$s" alt="%5$s" /></a>',
			esc_url( home_url( '/' ) ),
			'https://www.onestopemail.com/wp-content/uploads/2018/02/ose-email-logo.jpg',
			'150',
			'50',
			'Logo'
		);

	}

	// Return logo
	return $html;

}
add_filter( 'ocean_responsive_logo', 'prefix_header_responsive_logo' );