causeway-standard-theme/causeway/components/twopane-vertical.less

@panelWidth: 50%;
.two-pane-vertical {
  padding-top: @heading-height + @site-menu-height;
  padding-bottom: 30px;
  overflow: hidden;
  height: 100%;

  .divider-vertical {
    display: block;
    left: 50%;
    top: 75px;
    margin-left: -4px;
    height: 100%;
    width: @divider-size;

    .noselect;
  }
  .divider:after {
    top: 50%;
  }
  .pane-left,
  .pane-right {
    float: left;
    width: 50%;
    height: 100%;
  }
  .pane-wrapper {
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    .pane {
      padding: 0 20px 20px 20px;
    }
  }
  .pane-left {
    .pane {
      padding-right: 24px;
    }
  }
  .pane-right {
    .pane {
      padding-left: 23px;
    }
    .pane-header-bg {
      background-color: @black080;
      height: 100px;
      margin: -20px -20px 20px -20px;
    }

    h3 {
      color: @white;
      .font-size(23);
      padding-top: 23px;
      margin-left: 20px;
    }
  }

  .nav {
    &.nav-tabs {
      display: none;
    }
  }

}

@media @desktop {
  @site-menu-height: 44px;
  .two-pane-vertical {
    padding-top: @heading-height + @site-menu-height;
    .pane-left,
    .pane-right {
      float: none;
      width: 100%;
      height: 100%;
    }
    .nav {
      &.nav-tabs {
        display: block;
        > li {
          width: 50%;
          > a {
            margin-right: 0;
            line-height: 42px;
          }
        }
      }
    }
    .divider-vertical {
      display: none;
    }

    .tab-content {
      height: 100%;
      overflow-y: auto;
    }
  }
}