table {
    text-align: left;
    position: relative;
    border-collapse: collapse; 
    background-color: #f6f6f6;
  }/* Spacing */
  td, th {
    border: 1px solid #999;
    padding: 10px;
  }
  th {
    background: #71876C;
    color: white;
    border-radius: 0;
    position: sticky;
    top: 0;
    padding: 10px;
  }
  .primary{
    background-color: #000000
  }
  
  tfoot > tr  {
    background: black;
    color: white;
  }
  tbody > tr:hover {
    background-color: yellowgreen;
  }