.box {
  height: 150px;
  text-align: center; }
  .box .thumbnail {
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center center;
    margin: auto;
    height: 150px; }
  .box .thumbnail:hover {
    opacity: .9; }

/*# sourceMappingURL=styles.css.map */