.shell-left-navigation {
  &.has-two-pane {
    height: 100%;
    padding-top: 79px !important;
    padding-bottom: 30px !important;
    .pane {
      margin: 0;
    }
    .two-pane-horizontal {
      padding-bottom: 0;
    }
    .navigation-pane-left {
      margin-top: -79px;
    }
    .navigation-pane-right {
      height: 100%;
    }
  }
}