<article {{post_class('teaser-' . get_post_type($post))}}>
    <figure>
      @if(get_the_post_thumbnail_url($post, 'full'))
        <img
          class="lazy"
          src="{!! get_the_post_thumbnail_url($post, 'large') !!}"
          data-src="{!! get_the_post_thumbnail_url($post, 'full') !!}"
        />
      @endif
    </figure>
    <h3>
        @if($count or $key)
          <span>{!! $current . '/' . $count . ' ' !!}</span>
        @endif
        {!! $post->post_title !!}
    </h3>
</article>