papercss/src/content/_tables.scss

table {
  box-sizing: border-box;
  max-width: 100%;
  overflow-x: auto;
  width: 100%;

  @include resp(xsmall) {
    thead tr th {
      padding: 2%;
    }

    tbody tr td {
      padding: 2%;
    }
  }

  thead tr th {
    line-height: 1.5;
    padding: 8px;
    text-align: left;
    vertical-align: bottom;
  }

  tbody tr td {
    border-top: 1px dashed lighten($primary, 60%);
    line-height: 1.5;
    padding: 8px;
    vertical-align: top;
  }

  &.table-hover tbody tr:hover {
    @include color('color', 'secondary');
  }

  &.table-alternating tbody tr:nth-of-type(even) {
    color: lighten($primary, 25%);
  }
}