.view-pane-content-vessel {
  height: 100%;

  &::after {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 100;
    display: none;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.1);
    opacity: 0;
    transition: all 200ms ease-in-out;
    content: '';
    user-select: none;
    pointer-events: none;
  }

  &.drag-over {
    &::after {
      top: 0;
      left: 0;
      display: block;
      width: 100%;
      height: 100%;
      opacity: 0.5;
    }

    &.drag-over-left {
      &::after {
        top: 0;
        left: 0;
        display: block;
        width: 50%;
        height: 100%;
        opacity: 0.5;
      }
    }

    &.drag-over-right {
      &::after {
        top: 0;
        left: 50%;
        display: block;
        width: 50%;
        height: 100%;
        opacity: 0.5;
      }
    }

    &.drag-over-top {
      &::after {
        top: 0;
        left: 0;
        display: block;
        width: 100%;
        height: 50%;
        opacity: 0.5;
      }
    }

    &.drag-over-bottom {
      &::after {
        top: 50%;
        left: 0;
        display: block;
        width: 100%;
        height: 50%;
        opacity: 0.5;
      }
    }
  }
}