.c-ToolbarShadow {
  @import "../../resets/base";
  $size: 8px;

  background: linear-gradient(to bottom, black, rgba(black, 0));
  height: $size;
  opacity: 0.04;
  position: absolute;
  width: 100%;
  z-index: 1;

  &.is-placement-top {
    bottom: -($size);
    background: linear-gradient(to bottom, black, rgba(black, 0));
  }

  &.is-placement-bottom {
    top: -($size);
    background: linear-gradient(to top, black, rgba(black, 0));
  }
}