.text_center{
  text-align: center;
}
.kuang{
  width: 1540px;
  display: inline-block;
}
.swiper-container {
  width: 100%;
  height: 300px;
  margin-left: auto;
  margin-right: auto;
}
.swiper-slide {
    background-size: 100%;
    background-position: center;
    background-repeat: no-repeat;
}
.gallery-top {
  height: 80%;
  width: 100%;
}
.gallery-thumbs {
  height: 20%;
  box-sizing: border-box;
  padding: 10px 0;
}
.gallery-thumbs .swiper-slide {
  height: 100%;
  opacity: 0.4;
}
.gallery-thumbs .swiper-slide-thumb-active {
  opacity: 1;
}
.page-title-section {
  display: block;
}
.page-title-section .page-header{
border:none;
}
.images_group{
width: 750px;
height: 700px;
float: left;
}
.pdy-desc-con {
  text-align: left;
  float: left;
  margin-left: 30px;
  width: 730px;
}
.related-pd{
float: left;
width: 280px;
padding: 10px;
border: 1px solid #ccc;
}
.bdt-search-input {
  width: 90%;
}
.xq-desc {
  width: 1230px;
  float: left;
  text-align: left;
  margin-left: 30px;
  border: 1px solid #ccc;
  padding: 10px;
}
.pdy-bottom{
margin-top: 50px;
}

.bdt-search-default {
  width: 100%;
  float: left;
  background: #f8f8f8;
}

.bdt-search .bdt-search-icon {
  right: 0;
  left: auto;
}
.bdt-search-default .bdt-search-icon:not(.bdt-search-icon-flip)~.bdt-search-input {
  padding-left: 0px;
}
.related-pd h3{
  font-size: 18px;
  margin: 20px 0px;
  text-align: left;
}
@media screen and (max-width: 1440px) {
  .kuang{
    width: 90%;
  }
  .images_group {
    width: 50%;
  }
  .pdy-desc-con {
    width: 45%;
  }
  .related-pd {
    width: 20%;
  }
  .xq-desc {
    width: 75%;
  }
}
@media screen and (max-width: 1200px) {
  .kuang{
    width: 95%;
  }
  .images_group {
    width: 100%;
    height: 400px;
  }
  .pdy-desc-con {
    margin-left: 0px;
    width: 100%;
  }
  .related-pd {
    width: 100%;
  }
  .pdy-bottom {
    margin-top: 20px;
  }
  .related-pd ul li{
    width: 45%;
    margin: 2%;
    float: left;
  }
  .xq-desc {
    width: 100%;
    margin-left: 0px;
    margin-top: 30px;
  }

}