Chunk of HTML code to query and output hero stories from custom post type, with advanced custom field values as well

hero.php

<div id="hero" class="loading">
	<ul class="slides">
		<?php query_posts(array(
        	'post_type' => 'herostory',
        	'posts_per_page' => '-1'
            ));
            
           while(have_posts()): the_post();
        ?>
	
		<li>
			<a href="<?php echo get_field('link_to'); ?>">
				<img src="<?php the_field('hero_image'); ?>"/>
				<span class="caption">
					<span class="category"><?php the_field('topic'); ?></span>
					<span class="heading"><?php the_title(); ?></span>
					<span class="text"><?php 
					$content = get_the_content();
					$content = str_replace(array('<p>', '</p>', '<br/>'), '', $content);
					$content = preg_replace("/<a .*\">/", "<span class=\"link\">", $content);
					$content = preg_replace("/<\a>/", "</span>", $content);
					echo $content;
					//echo strip_tags($content);
					?></span>
				</span>
			</a>
		</li>
		
		<?php endwhile; 
			wp_reset_query();
		?>
	</ul>
</div>