body {
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom right, #e0f7f9, #b2f0f0);
  font-family: 'Poppins', sans-serif;
  color: #006d77;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#heartCanvas {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 0;
}

.container {
  z-index: 1;
  text-align: center;
  padding: 20px;
  max-width: 90%;
}

#introMessage h1 {
  font-family: 'Playfair Display', serif;
  font-size: 2.4rem;
  font-weight: 600;
  margin-bottom: 10px;
}

#introMessage p {
  font-size: 1.2rem;
  margin-bottom: 30px;
}

#heartButton {
  font-size: 5rem;
  background: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease;
  font-family: 'Playfair Display', serif;
  position: relative;
  z-index: 2;
}

#heartButton:hover {
  transform: scale(1.2);
}

#loveMessage {
  margin-top: 30px;
  font-size: 1.4rem;
  color: #004f4f;
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* Geschenk */
#giftBox {
  display: none;
  font-size: 5rem;
  cursor: pointer;
  margin-top: 40px;
  z-index: 2;
}

/* Geschenkseite */
#giftOverlay {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom right, #e0f7f9, #b2f0f0);
  z-index: 999;
}

#giftOverlay img {
  max-width: 80%;
  height: auto;
  border-radius: 12px;
}

#giftOverlay p {
  margin-top: 20px;
  font-size: 1.3rem;
  color: #004f4f;
  max-width: 90%;
}

#backToStart {
  font-size: 3rem;
  background: none;
  border: none;
  cursor: pointer;
  margin-top: 30px;
}