.morse-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 10px;
  max-width: 800px;
  margin: 20px auto;
}

.morse-card {
  background: white;
  border: 2px solid #005276;
  border-radius: 8px;
  padding: 10px;
  text-align: center;
  cursor: pointer;
  transition: 0.2s ease;
}

.morse-card:hover {
  background: #AACDDD;
}

.letter {
  display: block;
  font-size: 18px;
  font-weight: bold;
  color: #005276;
}

.morse {
  font-size: 12px;
  color: #005276;
}