@media (max-width: 855px) {
  #header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
  }
  #header .head::after {
    content: "";
    background: url("../images/menu.png");
    background-size: 100% 100%;
    width: 25px;
    height: 22px;
  }
  #nav {
    position: fixed;
    z-index: 99;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.3);
    overflow: auto;
    transition: 0.2s ease all;
  }
  #nav.open {
    left: 0;
  }
  #nav .noChild::after {
    display: none !important;
  }
  #nav .inner {
    padding: 0;
  }
  #nav .navbar {
    height: auto;
    padding-top: 67px;
  }
  #nav .thr-nav {
    position: static;
    padding-left: 20px;
    display: block;
  }
  #nav #c1069299 {
    background: #033e83;
  }
  #nav #c1069299 ul {
    display: flex;
    flex-direction: column;
  }
  #nav #c1069299 ul > li {
    position: relative;
  }
  #nav #c1069299 ul > li::after {
    content: "+";
    display: block;
    font-weight: bold;
    color: white;
    font-size: 32px;
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    height: 65px;
    z-index: 10;
    text-align: center;
    pointer-events: all;
  }
  #nav #c1069299 ul > li a {
    color: white;
    font-size: 16px;
    background: none;
    text-align: left;
    padding-left: 20px;
  }
  #nav #c1069299 ul > li ul {
    max-height: 0px;
    overflow: hidden;
    transition: all 0.3s ease;
  }
  #nav #c1069299 ul > li ul li:after {
    display: none;
  }
  #nav #c1069299 ul > li ul li a {
    padding-left: 20px;
    text-align: left;
    margin: 0;
    font-weight: 500;
  }
  #nav #c1069299 ul > li:hover ul {
    position: static;
  }
  #nav #c1069299 ul > li.open::after {
    content: "-";
  }
  #nav #c1069299 ul > li.open ul {
    max-height: 2000px;
  }
}