.section_title {
  padding: 40px 0;
  font-size: 34px;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 2px;
  text-align: center;
  color: #0062b1;
}
.product-navs {
  margin-top: 56px;
}
.product-navs .product-first-navs {
  width: 100%;
  display: flex;
  justify-content: space-around;
}
.product-navs .product-first-navs .product-first-nav {
  cursor: pointer;
  font-size: 14px;
  color: #373737;
}
.product-navs .product-first-navs .product-first-nav.active {
  position: relative;
}
.product-navs .product-first-navs .product-first-nav.active a {
  color: #0062B1;
}
.product-navs .product-first-navs .product-first-nav.active::after {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background-color: #0979C5;
  position: absolute;
  bottom: -10px;
}
.product-navs .product-first-navs.grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
.product-navs .product-first-navs.grid .product-first-nav {
  text-align: center;
}
.product-navs .product-first-navs.grid .product-first-nav:nth-child(n+6) {
  margin-top: 24px;
}
.product-navs .product-second-navs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid #E5E5E5;
}
.product-navs .product-second-navs.hide {
  display: none;
}
.product-navs .product-second-navs .product-second-nav {
  display: flex;
  align-items: center;
  margin: 0 24px;
  cursor: pointer;
  margin-bottom: 1rem;
  padding-left: 24px;
  background: url('https://cksfile.keshun.com.cn/keshunen/pc/images/product/arrow.svg') no-repeat left center;
  color: #C5C5C5;
  line-height: 30px;
  font-size: 14px;
}
.product-navs .product-second-navs .product-second-nav.active {
  background: url('https://cksfile.keshun.com.cn/keshunen/pc/images/product/arrow-check.svg') no-repeat left center;
}
.product-navs .product-second-navs .product-second-nav.active a {
  color: #0979c5;
}
.product-list-wrap {
  margin-top: 40px;
  padding: 80px 0 15rem;
  background-color: #DFF1FF;
}
.product-list-wrap .product-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 16px;
}
.product-list-wrap .product-list .product-item {
  padding: 16px;
  background-color: #ffffff;
}
.product-list-wrap .product-list .product-item .product-item-cover {
  width: 100%;
  padding-bottom: 108%;
  position: relative;
  height: 0;
}
.product-list-wrap .product-list .product-item .product-item-cover .ratio-box {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
.product-list-wrap .product-list .product-item .product-item-cover .img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-list-wrap .product-list .product-item .product-item-title {
  margin-top: 10%;
  font-size: 14px;
  color: #373737;
  line-height: 20px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  word-break: break-all;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.product-list-wrap .product-list-empty {
  text-align: center;
  font-size: 16px;
  letter-spacing: 2px;
}
@media screen and (min-width: 768px) {
  #footer {
    margin-top: -3rem;
  }
}
@media screen and (min-width: 992px) {
  #footer {
    margin-top: -3rem;
  }
}
@media screen and (min-width: 1200px) {
  #footer {
    margin-top: -5rem;
  }
}
@media screen and (min-width: 1400px) {
  #footer {
    margin-top: -7rem;
  }
}