#app2{
  display: grid;
  width: 800px;/* 宽度为800px */
  margin: 0 auto;/* 居中 */
  gap:0;
}   
/* LightBox 样式 */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
}

.lightbox-image {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.lightbox.active .lightbox-image {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: #fff;
  font-size: 36px;
  cursor: pointer;
  transition: color 0.3s ease;
}

.lightbox-close:hover {
  color: #ccc;
}

.lightbox-caption {
  color: #fff;
  text-align: center;
  padding: 10px;
  font-size: 18px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 48px;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.3);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
  z-index: 1001;
}

.lightbox-nav:hover {
  background: rgba(0, 0, 0, 0.7);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}
/* 图片画廊样式 */
.image-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  margin: 20px 0;
  padding: 20px;
}

.gallery-item {
  width: 300px;
  height: 400px;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* 底部额外图片区域 */
.flowimage {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 20px 0;
}

.flowimage img {
  width: 200px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
  cursor: pointer;
}