* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Arial', sans-serif;
  background: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.birthday-card {
  background: white;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.photo-frame {
  width: 280px;
  height: 350px;
  margin: 0 auto 30px;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.birthday-text h1 {
  font-size: 2.5rem;
  font-weight: bold;
  color: #2c3e50;
  margin-bottom: 10px;
  letter-spacing: 2px;
}

.birthday-text h2 {
  font-size: 2rem;
  font-weight: 300;
  color: #e74c3c;
  letter-spacing: 3px;
}

/* Responsive design */
@media (max-width: 768px) {
  .birthday-card {
    padding: 30px 20px;
    margin: 0 20px;
  }

  .photo-frame {
    width: 220px;
    height: 280px;
  }

  .birthday-text h1 {
    font-size: 2rem;
  }

  .birthday-text h2 {
    font-size: 1.5rem;
  }
}