title: Where to apply clearfix(es)?
body: <p>Top margin of first card is result of <code>float: right</code> applied on button.
  If I remove that right float, top margin appears above second card. What's proper way to fix this? Where to apply clearfix(es)?</p>
  <p><a href="http://codepen.io/ridjis/pen/amJNpb" rel="nofollow noreferrer">check example on codepen</a></p>