body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  color: white;
}

.container {
  text-align: center;
  padding: 30px;
}

.title {
  font-size: 4rem;
  font-weight: bold;
}

button {
  padding: 12px 20px;
  border-radius: 20px;
  border: none;
  background: #facc15;
  color: black;
  font-weight: bold;
  margin: 10px;
  cursor: pointer;
}

input {
  padding: 10px;
  width: 80%;
  border-radius: 8px;
  border: none;
  margin: 10px auto;
  display: block;
}

.letter-box {
  font-size: 6rem;
  margin: 30px auto;
  background: white;
  color: #4f46e5;
  width: 200px;
  height: 200px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#reviewSection {
  margin-top: 30px;
}

.review-card {
  background: rgba(255,255,255,0.2);
  padding: 15px;
  margin: 10px;
  border-radius: 10px;
}

.review-card h3 {
  margin-top: 0;
}