[class^="hvr-"] {
  margin: 0.4em;
  padding: 1em;
  cursor: pointer;
  background: #e1e1e1;
  text-decoration: none;
  color: #666;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}