Good day everyone. Can someone enlighten me about the
<div class="thumbnail">. Is "thumbnail" the Bootstrap class, or something else? First time that I see it so far and would like to know if once the div is given class thumbnail, does it change anything ?
Thank you in Advance.
<div class="col-md-8"> <div class="thumbnail"> <img src="https://s3.amazonaws.com/codecademy-content/projects/bolt-network/the-avengers.jpg"> </div> </div>