.data-header {
  font-weight: normal;
  color: #666;
  font-weight: bold;
  &:hover {
    color: black;
  }
  &[data-sort] {
    &.sorted-asc {
      color: black;
      &::after {
        font-size: 0.8em;
        content: ' ▲'
      }
    }
    &.sorted-desc {
      color: black;
      &::after {
        font-size: 0.8em;
        content: ' ▼'
      }
    }
  }
}