body {
  font-family: 'Arial', sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
  background-color: #f0f8ff;
  overflow: hidden;
}

h1 {
  color: #333;
}

#loveButton {
  padding: 15px 30px;
  font-size: 20px;
  color: white;
  background-color: #ff69b4;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s, background-color 0.2s;
  z-index: 10;
}

#loveButton:active {
  transform: scale(0.95);
  background-color: #ff1493;
}

.bubble {
  position: absolute;
  font-weight: bold;
  pointer-events: none;
  animation: floatUp 3s ease-out forwards;
  white-space: nowrap;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) translateX(0) scale(0.5);
    opacity: 1;
  }
  20% {
    transform: translateY(-20vh) translateX(10px) scale(1.2);
    opacity: 1;
  }
  100% {
    transform: translateY(-100vh) translateX(-20px) scale(1);
    opacity: 0;
  }
}