a.nav-expand {
  display: none;
  text-align: center;
  margin: 10px 0 10px 0;
  color: #333; }
  @media screen and (max-width: 1140px) {
    a.nav-expand {
      display: block;
      position: absolute;
      top: 30px;
      right: 30px; } }
  @media screen and (max-width: 600px) {
    a.nav-expand {
      font-size: 12px;
      top: 15px;
      right: 15px; } }
  a.nav-expand span {
    position: relative;
    margin: 4px 10px;
    display: inline-block;
    border-radius: 1px;
    height: 3px;
    width: 18px;
    background: #444;
    -webkit-transition: background 0.15s ease;
    transition: background 0.15s ease; }
    a.nav-expand span:before, a.nav-expand span:after {
      position: absolute;
      display: block;
      content: "";
      border-radius: 1px;
      width: 100%;
      height: 3px;
      background: #444;
      -webkit-transition: -webkit-transform 0.3s ease;
      transition: transform 0.3s ease; }
    a.nav-expand span:before {
      top: -7px; }
    a.nav-expand span:after {
      bottom: -7px;
      background: #444; }
  a.nav-expand:hover {
    text-decoration: none; }
  a.nav-expand.selected {
    text-decoration: none; }
    a.nav-expand.selected span {
      background: none; }
      a.nav-expand.selected span:before {
        border-bottom: 0;
        -webkit-transform: rotate(45deg) translateY(7px) translateX(3px);
        transform: rotate(45deg) translateY(7px) translateX(3px); }
      a.nav-expand.selected span:after {
        border-top: 0;
        -webkit-transform: rotate(-45deg) translateY(-7px) translateX(3px);
        transform: rotate(-45deg) translateY(-7px) translateX(3px); }