#nav {
  background-color: #fff;
  position: relative;
  border-bottom: 1px solid #e1e1e1;
  -webkit-box-shadow: 0 0 3px #e1e1e1;
          box-shadow: 0 0 3px #e1e1e1;
  z-index: 1;
  border-radius: 0; }