.fix {
  border: 2px solid red;
  width: 1137px;
  height: 50px;
  position: fixed;
  bottom: 0;
  -webkit-transition: all 200ms ease;
  -khtml-transition: all 200ms ease;
  -moz-transition: all 200ms ease;
  -o-transition: all 200ms ease;
  }
  .fix:hover {
  height: 350px;
  border: 0;
  }