<div class="<?php echo esc_attr( $container_class ); ?> ">
    <div class="eventin-block-container">
        <<?php echo esc_attr($tag); ?> class="etn-event-entry-title"><?php echo esc_html( $event->get_title() ); ?>
        </<?php echo esc_attr($tag); ?>>
    </div>
</div>