.banner .banner-left {
  margin-right: 80px;
}
.banner .banner-img-box {
  max-width: 448px;
}
.product-des-box {
  margin-top: 128px;
}
.product-des-box .product-des-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 70px;
}
.product-des-box .product-des-item .product-des-img {
  width: 500px;
}
.product-des-box .product-des-item .product-des-img img {
  width: 100%;
}
.product-des-box .product-des-item .product-des-content {
  width: 500px;
}
.product-des-box .product-des-item .product-des-content ul li {
  margin-top: 8px;
  position: relative;
  padding-left: 16px;
  line-height: 200%;
  font-size: 16px;
  color: #515050;
}
.product-des-box .product-des-item .product-des-content ul li::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 3px;
  margin-right: 8px;
  position: absolute;
  left: 4px;
  top: 14px;
  border-radius: 50%;
  background-color: #393939;
}
.product-des-box .product-des-item .product-des-text {
  margin: 20px 0;
}
.product-des-box .product-des-item:last-child {
  flex-direction: row-reverse;
}
@media (max-width: 1080px) {
  .product-des-box {
    margin-inline: var(--page-padding-x);
  }
  .product-des-box .product-des-item .product-des-img,
  .product-des-box .product-des-item .product-des-content {
    width: 48%;
  }
}
@media (max-width: 980px) {
  .banner .banner-left {
    margin-right: 0px;
  }
}
@media (max-width: 880px) {
  .product-des-box .product-des-item {
    flex-direction: column-reverse;
  }
  .product-des-box .product-des-item .product-des-img {
    width: 100%;
    margin-top: 24px;
  }
  .product-des-box .product-des-item .product-des-content {
    width: 100%;
    margin-left: 0;
  }
  .product-des-box .product-des-item .product-des-content .product-des-title,
  .product-des-box .product-des-item .product-des-content .product-des-text {
    text-align: left;
  }
  .product-des-box .product-des-item:last-child {
    flex-direction: column-reverse;
  }
}