tab/app/assets/stylesheets/users.css.scss

table.pure-table-striped {
  border: 0;

  /* HEADER */
  thead {
    background-color: transparent;
    th {
      border: 0;
    }
  }

  /* BODY */
  tbody {
    tr {
      border-left: 0;
      border-bottom: 1px solid rgb(128, 128, 128);
      &:nth-child(odd) {
        background-color: #f9f9f9;
        td {
          background-color: #f9f9f9;
        }
      }
      td {
        border-left: 0;
        border-right: 0;
        border-top: 1px solid #dddddd;
        padding: 15px;
      }
    }
  }
}

.data-table-filters {
  .row {
    padding: 10px;
    padding-top: 20px;
    &:first-child {
      padding-top: 0px;
    }
    &:last-child {
      margin-bottom: 0;
    }
  }
}