.sliding-menu {
    position: relative;
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0);
    text-align: left;
    font-size: 21px;
  }
  .sliding-menu__panel {
    position: absolute;
    top: 0;
    left: 100%;
    width: 100%;
    padding: 0 !important;
  }
  .sliding-menu li {
    padding: 0;
    margin: 0;
    list-style: none;
  }
  .sliding-menu li a,
  .sliding-menu li .sliding-menu__nav {
    display: block;
    padding: .8em 1em;
    text-align: left;
    font-size: 18px;
    font-weight: bold;
    line-height: 1.4em;
    color: #333;
    /*text-transform: uppercase;*/
    text-decoration: none;
    border-width: 0;
    width: 100%;
    cursor: pointer;
    background-color: transparent;
    -webkit-transition: color 250ms ease, background-color 250ms ease;
       -moz-transition: color 250ms ease, background-color 250ms ease;
       -o-transition: color 250ms ease, background-color 250ms ease;
        transition: color 250ms ease, background-color 250ms ease;
  }
  .sliding-menu li a:hover,
  .sliding-menu li .sliding-menu__nav:hover {
    color: #fff;
    background-color: #333;
  }
  .sliding-menu .active a {
    color: #fff;
    background-color: #333;
  }
  .sliding-menu .sliding-menu__nav:before {
    float: right;
    margin-left: 1em;
    content: "\3009";
  }
  .sliding-menu .sliding-menu__back {
    color: #fff;
    background-color: #555;
    font-weight: bold;
    text-align: right !important;
  }
  .sliding-menu .sliding-menu__back:before {
    float: inherit;
    margin-right: 1em;
    content: "\3008";
  }
  .sliding-menu .sliding-menu__icon {
    margin-right: .4em;
  }
  .sliding-menu .sliding-menu__separator {
    margin: .4em 1em;
    border-top: 2px solid #555;
  }