* {
  margin: 0;
  padding: 0;
  transition: 0.3s;
}

h3 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 30px;
  color: #fff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

#box {
  width: 100%;
  height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 0;
}

.box-ul {
  width: 5500px;
  position: absolute;
  left: 0px;
  transition: 1s;
  display: flex;
  height: 300px;
}

.box-li {
  width: 500px;
  height: 300px;
  list-style: none;
  flex-shrink: 0;
}

.carousel-container {
  width: 100%;
  max-width: 1000px;
  height: 300px;
  position: relative;
  overflow: hidden;
  margin: 0 auto;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#left,
#right {
  position: absolute;
  width: 50px;
  background: rgba(0, 0, 0, 0.3);
  line-height: 300px;
  font-size: 60px;
  color: rgba(255, 255, 255, 0.7);
  user-select: none;
  text-align: center;
  cursor: pointer;
  top: 50%;
  transform: translateY(-50%);
  transition: all 0.3s ease;
  z-index: 2;
}

#right {
  right: 0;
}

#left:hover,
#right:hover {
  background: rgba(0, 0, 0, 0.5);
}

#left:hover span,
#right:hover span {
  color: #fff;
}

/* 指示器样式 */
.indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  width: 80%;
  padding: 10px;
  z-index: 2;
}

.indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: 0.3s;
}

.indicator:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: scale(1.1);
}

.indicator.active {
  background: #fff;
  transform: scale(1.2);
}