body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  color: white;
  text-align: center;
}

.container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

h1 {
  font-size: 2.5rem;
  margin: 20px 0;
}

p {
  font-size: 1.2rem;
}

.btn {
  background: #ff4d6d;
  padding: 15px 30px;
  color: white;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  margin-top: 20px;
  transition: transform 0.2s;
}

.btn:hover {
  transform: scale(1.1);
  background: #ff1f4c;
}

/* Background gradients */
.landing { background: linear-gradient(135deg, #ff9a9e, #fad0c4); }
.second { background: linear-gradient(135deg, #a1c4fd, #c2e9fb); }
.final { background: linear-gradient(135deg, #fbc2eb, #a6c1ee); }

/* Heart */
.heart {
  width: 150px;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Envelope animation */
.envelope {
  width: 120px;
  position: absolute;
  bottom: -150px;
  left: 50%;
  transform: translateX(-50%);
  animation: fly 4s forwards;
}

@keyframes fly {
  0% { bottom: -150px; opacity: 0; }
  50% { bottom: 200px; opacity: 1; }
  100% { bottom: 100%; opacity: 0; }
}
/* Flower animation */
.flowers {
  position: relative;
  width: 100%;
  height: 200px;
  margin-top: 30px;
}

.flower {
  position: absolute;
  width: 40px;
  height: 40px;
  background: url('images/flower.png') no-repeat center/contain;
  animation: pop 1s ease-out forwards;
}

@keyframes pop {
  0% { transform: scale(0); opacity: 0; }
  70% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}