Caption with Modal

<a class="uk-thumbnail uk-overlay-toggle" href="#" data-uk-modal="{target:'#modal-1'}">
 <div class="uk-overlay">
  <img class="uk-overlay-image" src="images/dummyImages/blog.image.dummy.png" width="960" height="540" alt="dummy">
  <div class="uk-overlay-area"></div>
 </div>
 <div class="uk-thumbnail-caption">Caption with Modal</div>
 </a>
 
<div id="modal-1" class="uk-modal">
    <div class="uk-modal-dialog">
        <button type="button" class="uk-modal-close uk-close"></button>
        <h1>Headline</h1>
        <p>...</p>
    </div>
</div>