/* The narrow-screen layout uses cards; pin the month only in the wide table. */
@media (min-width: 1251px) {
  .profitability-history .history-table th:first-child,
  .profitability-history .history-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background: #fff;
    box-shadow: 1px 0 0 #e1e7ee, 5px 0 8px -6px #24374640;
  }
  .profitability-history .history-table thead th:first-child {
    z-index: 3;
    background: #f5f8fc;
  }
  .profitability-history .history-table tbody tr:hover td:first-child {
    background: #f7f9fc;
  }
  .profitability-history .history-table tfoot td:first-child {
    background: #f1f6fa;
  }
}