<?php
// Query the specific page using its unique ID
$header_page_query = new WP_Query( array( 'page_id' => 3290 ) ); 

if ( $header_page_query->have_posts() ) :
    while ( $header_page_query->have_posts() ) : $header_page_query->the_post();
        
        // Displays the page title
        //echo '<h2>' . esc_html(get_the_title()) . '</h2>'; 
        
        // Displays the main page content
        the_content(); 

    endwhile;
    wp_reset_postdata(); 
             // Restores original global post data
endif;
?>