Overriding bethlehem navigation links

functions.php

<?php
function bethlehem_navigation_links() {
	$header = bethlehem_get_header();
	?>
	<div class="top-nav-links">
		<?php if( $header == 'header-7' ) : ?>
			<ul>
				<li class="events-link">
					<a href="<?php echo esc_url( tribe_get_events_link() ); ?>"><i class="fa fa-calendar"></i><?php echo __( 'Calendar', 'bethlehem' ); ?></a>
				</li>
				<li class="sermons-link">
					<a href="<?php echo esc_attr( get_post_type_archive_link( 'sermons' ) ); ?>"><i class="fa fa-youtube-play"></i><?php echo __( 'Media', 'bethlehem' ); ?></a>
				</li>
				<li class="donations-link">
					<a href="<?php echo esc_attr( get_post_type_archive_link( 'give_forms' ) ); ?>"><i class="fa fa-heart-o"></i><?php echo __( 'Give Online', 'bethlehem' ); ?></a>
				</li>
			</ul>
		<?php endif; ?>
		<?php if( $header == 'header-3' || $header == 'header-5' || $header == 'header-4' || $header == 'header-6'  ) : ?>
			<div class="donations-link">
				<a class="btn donate-btn" href="<?php echo esc_attr( get_post_type_archive_link( 'give_forms' ) ); ?>"><?php echo __( 'Donate Now', 'bethlehem' ); ?></a>
			</div>
		<?php endif; ?>
	</div>
	<?php
}