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function add_custom_content_to_analysis( $content ) {
	global $post;
	$custom = get_post_custom( $post->ID );
	$custom_content = '';
	foreach( $custom as $field )
	{
		$custom_content .= $field[0].' ';
	}
	return $content . ' ' . $custom_content;
}

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<?php if (is_home() || is_single())  { ?>

<?php } else { ?>

<?php }	?>

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		<?php 
		$first_img = true; 
		while($first_img && has_sub_field('post_images')): ?>
		
		    <a href="<?php the_permalink(); ?>">
			    <img class="img-responsive" src="<?php
			    $image = get_sub_field('image');
			    echo $image['sizes']['blog-lg'];
			    ?>" alt="<?php echo $image['alt']; ?>" />
			    <?php $first_img = false; ?>

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<?php echo excerpt(20); ?>

<?php echo content(20); ?>

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h1 span {
  text-decoration: underline;
}

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<div class="progress_bar_container">
	<div class="progress_bar"></div>
</div>

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.back-to-top {
   visibility:hidden;
}

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<ul class="fa-round-icons">	    
  <li class="fa-round-icon fa-2x"><a target="_blank" href="#"><i class="fa fa-twitter"></i></a></li>
  <li class="fa-round-icon fa-2x"><a target="_blank" href="#"><i class="fa fa-facebook"></i></a></li>
  <li class="fa-round-icon fa-2x"><a target="_blank" href="#"><i class="fa fa-instagram"></i></a></li>
</ul>

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		<?php
		$args = array( 'numberposts' => 1, 'category_name' => 'food-of-the-week' );
		$postslist = get_posts( $args );
		foreach ($postslist as $post) :  setup_postdata($post); ?> 

		   	<h4><?php the_time('D, F jS, Y') ?></h4>
		    	<h3><?php the_title(); ?></h3>
			<p><?php echo bm_better_excerpt(431, ' ... ') ?></p>
			<a href="<?php the_permalink(); ?>">Learn More</a>

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if($variable !== '') {
    echo $variable;
}