.operation-history > summary {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  box-sizing: border-box;
  padding: 10px 16px;
  max-width: 100%;
  border: 1px solid #0f766e;
  border-radius: 10px;
  background: #0f766e;
  color: white;
  font: inherit;
  font-weight: bold;
  cursor: pointer;
  list-style: none;
}
.operation-history > summary::-webkit-details-marker { display: none; }
.operation-history > summary:hover { background: #115e59; }
.operation-history > summary:focus-visible { outline: 3px solid #f59e0b; outline-offset: 3px; }
.operation-history > summary .history-hide { display: none; }
.operation-history[open] > summary .history-show { display: none; }
.operation-history[open] > summary .history-hide { display: inline; }
.operation-history .history-content { margin-top: 16px; overflow-wrap: anywhere; min-width: 0; }
@media print {
  .operation-history > summary { background: transparent; color: #18364a; border: 0; padding: 0; }
}