title: Button shakes on hover
body: <p>I'm having trouble while hovering my buttons. They seem to shake when the mouse is not entirely over the button. </p>
  
  <p>I've made a JSFiddle so you can see what I mean:
  <a href="http://jsfiddle.net/h93jkxck/" rel="nofollow">http://jsfiddle.net/h93jkxck/</a></p>
  
  <p>I've tried to give it a <code>min-height</code> but it's still shaking.</p>