message: Fix layout topbar style
diff: svg:first-child {
  font-size: $sidebar-logo-width;
  }
  +
  + &::after {
  + content: '';
  + width: 1px;
  + height: $layout-top-bar-height;
  + border-right: 1px solid $layout-top-bar-toggler-border-color;
  + position: absolute;
  + top: 0;
  + left: $sidebar-width - 2px;
  + }
  }
  &-left {
  