.card-sheet {
  &:before {
    display: block;
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    bottom: -5px;
    right: -5px;
    z-index: -1;
    border-radius: $border-radius-small;
    box-shadow: 0 5px 16px 0 rgba(0, 0, 0, 0.1), 0 2px 8px 0 rgba(0, 0, 0, 0.1);
    background-color: $card-sheet-bg;
  }
}

.card-sheet-down {
  &:before {
    display: block;
    content: '';
    width: 99%;
    height: 100%;
    position: absolute;
    bottom: -5px;
    right: 5px;
    z-index: -1;
    border-radius: $border-radius-small;
    box-shadow: 0 5px 16px 0 rgba(0, 0, 0, 0.1), 0 2px 8px 0 rgba(0, 0, 0, 0.1);
    background-color: $card-sheet-bg;
  }
}