h1 {
 text-align: center;
}

#game-board {
  display: flex;
  align-items: center;
  flex-direction: column;
}

.letter-box {
  border: 2px solid gray;
  border-radius: 3px;
  margin: 2px;
  font-size: 2.5rem;
  font-weight: 700;
  height: 3rem;
  width: 3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  text-transform: uppercase;
}

.filled-box {
  border: 2px solid black;
}

.letter-row {
  display: flex;
}

#keyboard-cont {
  margin: 1rem auto;
  max-width: 34rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

#keyboard-cont div {
  display: flex;
  gap: 0.3rem;
}

.keyboard-button {
  flex: 1 1 0;
  min-width: 0;
  height: 3.25rem;
  padding: 0;
  border: 0;
  border-radius: 0.3rem;
  background-color: var(--bs-secondary-bg);
  color: var(--bs-body-color);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
}

.keyboard-button.key-wide {
  flex-grow: 1.6;
}

.keyboard-button.key-enter {
  font-size: 0.85rem;
}

.letter-box.lb-correct, .keyboard-button.lb-correct {
  background-color: #538d4e;
  border-color: #538d4e;
  color: #fff;
}

.letter-box.lb-present, .keyboard-button.lb-present {
  background-color: #b59f3b;
  border-color: #b59f3b;
  color: #fff;
}

.letter-box.lb-absent, .keyboard-button.lb-absent {
  background-color: #787c7e;
  border-color: #787c7e;
  color: #fff;
}