.animenu__toggle {
  display: none;
}

@media(max-width:480px) {

  *,
  *:after,
  *:before {
    box-sizing: border-box;
  }

  .leftmenu {
    display: inline-block;
    margin-top: 1px;
  }

  .animenu__toggle {
    display: inline-block;
    cursor: pointer;
    background-color: #111;
    border: 0;
    padding: 5px;
    height: 30px;
    width: 75px;
  }

  .bb {
    height: 20px;
    width: 30px;
    float: left;
    margin-top: 2px;
  }

  .aa {
    height: 20px;
    width: 30px;
    float: right;
    color: #FFF;
    margin-right: 5px;
  }

  .animenu__toggle:hover {
    background-color: #0186ba;
  }

  .animenu__toggle__bar {
    display: block;
    width: 18px;
    height: 2px;
    background-color: #fff;
    -webkit-transition: 0.15s cubic-bezier(0.75, -0.55, 0.25, 1.55);
    -o-transition: 0.15s cubic-bezier(0.75, -0.55, 0.25, 1.55);
    transition: 0.15s cubic-bezier(0.75, -0.55, 0.25, 1.55);
  }

  .animenu__toggle__bar+.animenu__toggle__bar {
    margin-top: 4px;
  }

  .animenu__toggle--active .animenu__toggle__bar {
    margin: 0;
    margin-top: 8px;
    position: absolute;
  }

  .animenu__toggle--active .animenu__toggle__bar:nth-child(1) {
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
  }

  .animenu__toggle--active .animenu__toggle__bar:nth-child(2) {
    opacity: 0;
  }

  .animenu__toggle--active .animenu__toggle__bar:nth-child(3) {
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
  }

  .animenu {
    display: block;
  }

  .animenu ul {
    padding: 0;
    list-style: none;
    font: 0px 'Open Sans', Arial, Helvetica;
    width: 98%;
  }

  .animenu li,
  .animenu a {
    display: inline-block;
    font-size: 14px;
    font-family: "微软雅黑"
  }

  .animenu a {
    width: 100%;
    color: #aaaaaa;
    text-decoration: none;
  }

  .nav1 {
    background-color: #111;
    position: absolute;
  }

  .nav1>a>li {
    position: relative;
    border-right: 1px solid #444444;
  }

  .nav1>a>li {
    padding: 10px 30px;
    text-transform: uppercase;
  }

  .nav1>a>li>a:first-child:nth-last-child(2):before {
    content: "";
    position: absolute;
    border: 4px solid transparent;
    border-bottom: 0;
    border-top-color: currentColor;
    top: 50%;
    margin-top: -2px;
    right: 10px;
  }

  .nav1>a>li:hover>ul {
    opacity: 1;
    visibility: visible;
    margin: 0;
  }

  .nav1>a>li:hover>a {
    color: #fff;
  }

  .nav2 {
    min-width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    margin: 20px 0 0 0;
    background-color: #373737;
    transition: margin .15s, opacity .15s;
  }

  .nav2>li {
    width: 100%;
    border-bottom: 1px solid #515151;
  }

  .nav2>li:first-child>a:after {
    content: '';
    position: absolute;
    height: 0;
    width: 0;
    left: 1em;
    top: -6px;
    border: 6px solid transparent;
    border-top: 0;
    border-bottom-color: inherit;
  }

  .nav2>li:last-child {
    border: 0;
  }

  .nav2 a {
    padding: 10px;
    width: 100%;
    border-color: #373737;
  }

  .nav2 a:hover {
    background-color: #0186ba;
    border-color: #0186ba;
    color: #fff;
  }

  /* -------------------------------------------------------- */
  .nav1,
  .nav2 {
    display: none;
  }

  .nav1 {
    margin: 0px 0;
  }

  .nav1>li {
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid #515151;
  }

  .nav1>li:last-child {
    border: 0;
  }

  .nav1>li:first-child>a:after {
    content: '';
    position: absolute;
    height: 0;
    width: 0;
    left: 1em;
    top: -6px;
    border: 6px solid transparent;
    border-top: 0;
    border-bottom-color: inherit;
  }

  .nav1>li>a {
    width: 100%;
    padding: 10px;
    border-color: #111;
    position: relative;
  }

  .nav1>a>li {
    width: 100%;
    padding: 10px;
    border-color: #111;
    position: relative;
  }

  .nav1 a:hover {
    background-color: #0186ba;
    border-color: #0186ba;
    color: #fff;
  }

  .nav2 {
    position: static;
    background-color: #373737;
    margin: 0;
    transition: none;
    visibility: visible;
    opacity: 1;
  }

  .nav2>li:first-child>a:after {
    content: none;
  }

  .nav2 a {
    padding-left: 20px;
    width: 100%;
  }

  .nav1--open {
    display: block !important;
  }

  .nav1--open .nav2 {
    display: block;
  }


}