body {
  font-family: Arial, sans-serif;
  text-align: center;
  padding: 20px;
  background-color: #f0f0f0;
}

h1 {
  margin-bottom: 10px;
}

#score-display {
  font-size: 20px;
  margin-bottom: 20px;
}

.game-board {
  display: grid;
  grid-template-columns: repeat(5, 100px);
  grid-gap: 10px;
  justify-content: center;
  margin-bottom: 20px;
}

.card {
  width: 100px;
  height: 150px;
  background-color: #0c645d;
  cursor: pointer;
  position: relative;
  border-radius: 8px;
  box-shadow: 2px 2px 6px rgba(53, 208, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s;
}

.card img {
  width: 80%;
  height: auto;
  display: none;
  border-radius: 4px;
}

.card.flipped img {
  display: block;
}

.card.matched {
  opacity: 0.5;
  cursor: default;
}

.buttons-container {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 20px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  background-color: #007bff;
  color: white;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #0056b3;
}