table {
    table-layout: fixed;
    width: 100%;
    border: none;
}
   .fourty {
      width: 45%;
    }
    .twenty {
         width: 10%;
    }
  td {
    border: none;
    overflow:auto;
    white-space:normal;
    text-overflow:ellipsis
  }

th {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
}

tr:nth-child(even) {
    background-color: #dddddd;
}