.big-menu {
  /*
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  */
  width: 57px;
  height: 57px;
  background: #feb70d;
  color: #18252a;
  transition: transform 250ms ease;
  cursor: pointer;
  z-index: 200;
  font-size: 10px;
  letter-spacing: -.13em;
  padding: 15px; }
  .big-menu span {
    position: relative;
    display: block;
    width: 100%;
    height: 3px;
    margin-top: 3px;
    background-color: #18252a;
    float: left;
    transform-origin: center center;
    transition: transform 250ms ease;
    z-index: 200; }

#big-menu {
  display: none; }
  #big-menu:checked ~ .big-menu {
    position: fixed;
    top: 9px;
    right: 9px;
    background-color: #feb70d;
    color: #18252a; }
    #big-menu:checked ~ .big-menu span {
      background-color: #18252a;
      transition: transform 250ms ease; }
      #big-menu:checked ~ .big-menu span:nth-of-type(1) {
        transform: translateY(3px) rotate(45deg); }
      #big-menu:checked ~ .big-menu span:nth-of-type(2) {
        display: none; }
      #big-menu:checked ~ .big-menu span:nth-of-type(3) {
        transform: translateY(-3px) rotate(-45deg);
        margin-bottom: 5px; }
  #big-menu:checked ~ .big-nav {
    right: 0;
    transition: right 500ms ease; }
  #big-menu:checked ~ main {
    transform: translateX(250px);
    transition: transform 500ms ease; }

.big-nav {
  position: fixed;
  top: 0;
  right: -30em;
  width: 30em;
  height: 100vh;
  max-width: 100%;
  margin: 0;
  padding: 0;
  transition: right 500ms ease;
  z-index: 5; }
  .big-nav .search-box {
    padding: 9px 75px 9px 9px;
    font-size: 30px;
    background: rgba(0,0,0,0.9); }
    .big-nav .search-box input {
      padding: 0 0 0 8px;
      width: 100%;
      height: 57px;
      border: none;
      border-bottom: 2px solid #fff;
      background-color: transparent;
      color: #fff; }
    .big-nav .search-box input::-webkit-input-placeholder {
    color: #fff;}
    .big-nav .search-box input:-ms-input-placeholder {
    color: #fff;}
    .big-nav .search-box input::-moz-placeholder {
    color: #fff; opacity: 1;}
    .big-nav .search-box input::placeholder {
    color: #fff;}
    .big-nav .search-box input:placeholder-shown {
    color: #fff;}
    .big-nav .search-box span {
      position: absolute;
      width: 0px;
      top: 15px;
      right: 110px; }
      .big-nav .search-box span::after {
        content: "\e003";
        font: normal 25px "Glyphicons Halflings";
        color: #fff; /*
        content: "\f002";
        font: normal 20px "Font Awesome\ 5 Free";*/ }
      .big-nav .search-box span img {
        display: none; }
  .big-nav .nav-container {
    width: 30em;
    max-width: 100%;
    height: calc(100vh - 4.7em);
    position: fixed;
    transition: right 500ms ease;
    top: 4.7em;
    right: -30em;
    overflow-y: auto; }
    .big-nav .nav-container .nav-item {
      display: flex; }
      .big-nav .nav-container .nav-item a {
        color: #fff;
        text-decoration: none;
        padding: .5em;
        flex: 1;
        display: flex; }
        .big-nav .nav-container .nav-item a span {
          margin: auto 0;
          padding: .5em; }
      .big-nav .nav-container .nav-item a:hover {
        background-color: #9fd5b3;
        color: #18252a; }
      .big-nav .nav-container .nav-item .sub-items-btn {
        width: 5em;
        text-align: center;
        padding: 1em;
        font-weight: bold;
        color: #9fd5b3;
        cursor: pointer; }
        .big-nav .nav-container .nav-item .sub-items-btn:hover {
        color: #fff;
        background-color: #004445;        }
        .big-nav .nav-container .nav-item .sub-items-btn::after {
          font: bold 20px "Font Awesome\ 5 Free";
          content: "\f105";
          color: #fff; }
      .big-nav .nav-container .nav-item .back {
        padding: 1em;
        font-weight: bold;
        color: #fff;
        background-color: #005f5d;
        cursor: pointer; }
      .big-nav .nav-container .nav-item .back:hover {
        background-color: #feb70d; }
      .big-nav .nav-container .nav-item .back i::before {
        font: bold 20px "Font Awesome\ 5 Free";
        content: "\f104";
        color: #fff;
        margin-right: 5px;}
  .big-nav .active.nav-container {
    transition: right 500ms ease;
    right: 0;
    background: rgba(0,0,0,0.9); }