.main {
}
.main .banner {
  height: 325px;
}
.main .banner img {
  width: 100%;
  height: 325px;
  object-fit: cover;
  object-position: 50% 50%;
  overflow-y: hidden;
}

.bannerh3 {
  width: fit-content;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  text-align: center;
  position: relative;
  font-size: 60px;
  font-weight: bolder;
  color:#fff;
  top:-220px;
  z-index: 999;
  border-bottom: 2px solid #898989;
  border-top: 2px solid #898989;
  padding: 15px 0;
  display: block;
  margin: 0 auto;
 
}

.main .content > .title {
  height: 532px;
  background-color: rgb(0, 0, 0);
}
.main .content .title > div {
  max-width: 637px;
}
.main .content .title .font_4 {
  margin-top: 80px;
  margin-bottom: 80px;
  color: #fff;
}

.main .content .product {
  margin: 0 auto;
  max-width: 1200px;
}
.main .content .product .title {
  color: #215779;
  margin-top: 60px;
  height: 200px;
}
.product_info {
  display: flex;
  flex-wrap: wrap;
}
.product_info > div {
  position: relative;
}
.main .content .product .product_info > div {
  width: 22%;
  min-height: 260px;
  margin-right: 30px;
  margin-bottom: 30px;
  margin-top: 30px;
  display: inline-block;
  cursor: pointer;
  text-align: center;
}
.item1_down {
  width: 100%;
  position: absolute;
  display: none;
  bottom: 40px;
  height: 40px;
  background-color: rgb(240, 235, 174);
  opacity: 0.5;
}
.product_info > div img {
  width: 100%;
}
@media screen and (max-width: 768px) {
  /* .main {
    background-color: lightblue;
  } */
  .product_info {
    /* flex-wrap: nowrap !important; */
  }
  .product_info > div {
    width: 80% !important;
    margin-right: none;
    margin: 0 auto;
  }
  .bannerh3 {
    width: fit-content;
    width: -webkit-fit-content;
    width: -moz-fit-content;
    text-align: center;
    position: relative;
    font-size: 40px;
    font-weight: bolder;
    color:#fff;
    top:-220px;
    z-index: 999;
    border-bottom: 2px solid #898989;
    border-top: 2px solid #898989;
    padding: 15px 0;
    display: block;
    margin: 0 auto;

  }
  .main .content .product .title {
    height: 200px !important;
    padding: 0 20px;
  }
  .main .content .product .title h2 {
    font-size: 40px !important;
  }
}