/* index.html 首页专用样式 */

/* 首页背景图片 */
body {
  background-image: url('../img/banner.webp');
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../img/banner.webp');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  animation: globalBgZoom 8s ease-in-out infinite alternate;
  z-index: -1;
}

@keyframes globalBgZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.08); }
}