title: THUMBNAIL GRID WITH EXPANDING PREVIEW - different preview heights for each item?
body: <p>I’ve been struggling with having different preview heights for each item. 
  Does anyone know how can we setHeights of the preview to be the height of the content?</p>
  
  <p>At the moment it is being calculated acording to the window size. </p>
  
  <p>This is the DEMO:<br>
  <a href="http://tympanus.net/Tutorials/ThumbnailGridExpandingPreview/" rel="nofollow">http://tympanus.net/Tutorials/ThumbnailGridExpandingPreview/</a></p>
  
  <p>Thanks.</p>