.schoolbox-mobile-header {
  visibility: hidden;
}

@media (max-width: 991px) {
  .schoolbox-mobile-header {
    visibility: visible;
  }
  .learndash-cpt .et-l--header {
    display: none !important;
  }
  header .notification-wrapper {
    border: 1px #DBDCDC solid;
  }
  .left-siderbar {
    overflow-x: hidden;
  }
  .ss-navbar {
    position: fixed !important;
    width: 80vw !important;
    top: 0;
    left: -100%;
    z-index: 100;
    background: #ebf9fd;
    height: 100%;
    overflow-y: auto;
    transition: 0.3s;
  }
  .ss-navbar-overlay {
    display: block;
    top: 0;
    left: -100%;
    width: calc(100% - 80vw);
    height: 100%;
    position: fixed;
    background: rgba(35, 35, 35, 0.3);
    z-index: 1;
    transition: 0.3s;
  }
  .ss-navbar .ss-navbar-close {
    position: fixed;
    display: block !important;
    left: -100%;
    top: 56px;
    z-index: 2;
    transition: 0.3s;
  }
  .ss-navbar.active {
    left: 0;
  }
  .ss-navbar.active .ss-navbar-overlay {
    left: 80vw;
  }
  .ss-navbar.active .ss-navbar-close {
    left: 80vw;
  }
  .schoolbox-mobile-header .notification-wrapper .notification {
    width: calc(100vw - 48px);
  }
}