.nav {
    overflow: hidden; }

  .nav a {
    float: left;
    margin: 10px;
    display: block; }

  .nav #menu-toggle {
    display: none; }

  @media screen and (max-width: 600px) {
    .nav a:not(:first-child) {
      display: none; }
    .nav a#menu-toggle {
      float: right;
      display: block; } }

  @media screen and (max-width: 600px) {
    .nav.nav--open {
      position: relative; }
    .nav.nav--open #menu-toggle {
      position: absolute;
      right: 0;
      top: 0; }
    .nav.nav--open a {
      float: none;
      display: block;
      text-align: left; } }
  .menu-toggle__bar1, .menu-toggle__bar2, .menu-toggle__bar3 {
    width: 21px;
    height: 3px;
    background-color: #000000;
    margin: 4px 0;
    transition: 0.3s; }
  .menu-toggle--open .menu-toggle__bar1 {
    transform: translate(0, 7px) rotate(-45deg); }
  .menu-toggle--open .menu-toggle__bar2 {
    opacity: 0; }
  .menu-toggle--open .menu-toggle__bar3 {
    transform: translate(0, -7px) rotate(45deg); }