/* 生日祝福文字的专用样式 */
.birthday-text {
  position: absolute;
  bottom: -110px;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  font-size: 32px;
  font-weight: bold;
  font-family: 'Comic Sans MS', cursive, sans-serif;
  background: linear-gradient(45deg, #ff6ec4, #7873f5, #48c6ef, #6f86d6);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
  animation: glow 3s ease-in-out infinite;
  white-space: nowrap;
  text-align: center;
  z-index: 9999;
}

@keyframes glow {
  0%, 100% {
    text-shadow: 0 0 10px #ff6ec4, 0 0 20px #7873f5;
    transform: translateX(-50%) scale(1);
  }
  50% {
    text-shadow: 0 0 20px #48c6ef, 0 0 30px #6f86d6;
    transform: translateX(-50%) scale(1.05);
  }
}