public function addon_template()
    {
        ?>
		<div class="mortgage-calculator-addon">
			<h3><?php echo esc_html__('Zillow reviews widget', 'ZillowReviewsWidget'); ?></h3>
			<p><?php echo esc_html__('Description', 'ZillowReviewsWidget'); ?></p>
			<a href="#" class="addon"><?php echo esc_html__('install add-on', 'ZillowReviewsWidget'); ?></a>
		</div>
		<?php
    }