/* Emerald Valley Library - Interactive Mathematics, generated by Mathigon Studio */
.payoff-matrix td {
  padding: 0.2em 1em;
  border-bottom: 2px solid white;
  border-right: 2px solid white;
  background: #c7def5;
  color: rgba(0, 0, 0, 0.6);
}
.payoff-matrix tr:first-child td, .payoff-matrix td:first-child {
  background: #99c7f4;
  color: rgba(0, 0, 0, 0.7);
  font-weight: 700;
}
.payoff-matrix td:last-child {
  border-right: none;
}
.payoff-matrix tr:last-child td {
  border-bottom: none;
}
.payoff-matrix tr:first-child td:first-child {
  border-top-left-radius: 6px;
}
.payoff-matrix tr:first-child td:last-child {
  border-top-right-radius: 6px;
}
.payoff-matrix tr:last-child td:first-child {
  border-bottom-left-radius: 6px;
}
.payoff-matrix tr:last-child td:last-child {
  border-bottom-right-radius: 6px;
}