Oldphaloskepsis/template-parts/content-page.php

<?php
/**
 * The template used for displaying page content
 *
 * @package WordPress
 * @subpackage Twenty_Sixteen
 * @since Twenty Sixteen 1.0
 */
?>

<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
   
   <header class="entry-header" id="post-header-image" style="background-image: url('<?php the_post_thumbnail_url(); ?>'); background-position: <?php if ($position = get_post_meta(get_the_ID(), 'Header Image Position', true)) echo $position; else echo 'centre'; ?>;">
      <div id="post-header-details-container">
         <div id="post-header-details">
            <?php 
               if (strlen(get_the_title()) > 70) $small= "3em";
               elseif (strlen(get_the_title()) > 35) $small = "4em";
               elseif (strlen(get_the_title()) > 12) $small = "5em";
               else $small = "6em"
            ?>
            <h1 id="post-title" style="font-size: <?php echo $small ?>;">
               <?php echo get_the_title(); ?>
            </h1>
            <?php the_date('F j, Y', '<p id="post-date">', '</p>'); ?>
         </div>
      </div>
	</header><!-- .entry-header -->

	<div id="body" class="entry-content">
		<?php
		the_content();

		wp_link_pages( array(
			'before'      => '<div class="page-links"><span class="page-links-title">' . __( 'Pages:', 'twentysixteen' ) . '</span>',
			'after'       => '</div>',
			'link_before' => '<span>',
			'link_after'  => '</span>',
			'pagelink'    => '<span class="screen-reader-text">' . __( 'Page', 'twentysixteen' ) . ' </span>%',
			'separator'   => '<span class="screen-reader-text">, </span>',
		) );
		?>
	</div><!-- .entry-content -->

   <footer class="entry-footer">
		<?php //twentysixteen_entry_meta(); ?>
	</footer><!-- .entry-footer -->

</article><!-- #post-## -->