html,
body {
  height: auto;
  position: relative;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "微软雅黑";
}
a {
  text-decoration: none !important;
  -webkit-tap-highlight-color: transparent;
  color: inherit;
}
ul,
li {
  list-style: none;
}
.comm_cont {
  width: 100%;
  height: auto;
  min-height: 100vh;
  background-color: #FFFFFF;
}
#head_box {
  width: 100%;
  height: auto;
  position: fixed;
  top: 0px;
  left: 0px;
  z-index: 5;
  background-color: #FFFFFF;
  transition: 0.5s;
}
.head_boxA {
  /*box-shadow: 0px 6px 6px rgba(0, 0, 0, 0.2);*/
  /*transition: 0.5s;*/
  top: -100px !important;
}
.prd_cont {
  width: 100%;
  height: auto;
  min-height: 100vh;
  padding-top: 100px;
}
.prd_cont .prd_box {
  width: 100%;
  height: auto;
  min-height: 600px;
}
.prd_cont .prd_box .banner_img {
  width: 100%;
  height: auto;
}
.prd_cont .prd_box .banner_img img {
  width: 100%;
  display: block;
}
.prd_cont .prd_box .prd_div {
  width: 1400px;
  height: auto;
  min-height: 600px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  align-items: flex-start;
  padding-bottom: 100px;
}
.prd_cont .prd_box .prd_div .cont_div {
  width: 70%;
  height: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  align-items: flex-start;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box {
  position: relative;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery {
  width: 300px;
  height: 380px;
  border: solid 4px #f6f6f6;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next,
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
  top: 88%;
  z-index: 2;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery img {
  width: 100%;
  display: block;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
  background-image: url(../img/prd/left.png);
  outline: none;
  width: 45px;
  height: 104px;
  left: 0px;
  background-size: 45px 104px;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev.swiper-button-disabled {
  background-image: url(../img/prd/leftA.png);
  opacity: 1;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next {
  background-image: url(../img/prd/right.png);
  outline: none;
  width: 45px;
  height: 104px;
  right: 0px;
  background-size: 45px 104px;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next.swiper-button-disabled {
  background-image: url(../img/prd/rightA.png);
  opacity: 1;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs {
  width: 450px;
  height: 110px;
  margin: auto;
  margin-top: 15px;
  overflow: hidden;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs .swiper-slide {
  border: 1px solid #F6F6F6;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs .swiper-slide img {
  width: 100%;
  display: block;
  cursor: pointer;
}
.prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs .my-slide-thumb-active {
  border: 1px solid #8d8d8d;
}
.prd_cont .prd_box .prd_div .cont_div .cont_text {
  width: 460px;
  height: auto;
}
.prd_cont .prd_box .prd_div .cont_div .cont_text p {
  font-size: 18px;
  color: #999;
  line-height: 38px;
  margin-bottom: 8px;
}
.prd_cont .prd_box .prd_div .cont_div .cont_text p span {
  font-size: 18px;
  color: #333;
  margin-right: 25px;
}
.prd_cont .prd_box .prd_div .rich_box {
  width: 100%;
  height: auto;
  position: relative;
  padding-top: 1px;
}
.prd_cont .prd_box .prd_div .rich_box .rich_title {
  width: 100%;
  height: 69px;
  background-color: #f4f4f4;
  font-size: 18px;
  color: #333;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  text-indent: 15px;
  font-weight: 600;
  margin-top: 60px;
}
.prd_cont .prd_box .prd_div .rich_box .rich_div {
  width: 100%;
  height: auto;
  padding: 50px 0px;
}
.prd_cont .prd_box .prd_div .rich_box .rich_div p {
  font-size: 16px;
  color: #333;
  margin-bottom: 10px;
  line-height: 30px;
  text-indent: 30px;
}
.prd_cont .prd_box .prd_div .rich_box .rich_div img {
  width: 100%;
  display: block;
}
@media only screen and (max-width: 1460px) {
  .prd_cont .prd_box .prd_div {
    width: 1200px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery {
    width: 520px;
    height: 520px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next,
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
    width: 40px;
    height: 98px;
    top: 86%;
    background-size: 40px 98px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs {
    width: 410px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text {
    width: 405px;
  }
}
@media only screen and (max-width: 1250px) {
  .prd_cont .prd_box .prd_div {
    width: 940px;
    min-height: 800px;
    padding-bottom: 0px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery {
    width: 410px;
    height: 410px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next,
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
    width: 30px;
    height: 75px;
    top: 88%;
    background-size: 30px 75px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs {
    width: 330px;
    height: 80px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text {
    width: 305px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p {
    font-size: 16px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p span {
    font-size: 16px;
    margin-right: 15px;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_title {
    font-size: 16px;
    height: 50px;
    margin-top: 50px;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_div p {
    font-size: 15px;
  }
}
@media only screen and (max-width: 970px) {
  .prd_cont .prd_box .prd_div {
    width: 750px;
  }
  .prd_cont .prd_box .prd_div .cont_div {
    flex-wrap: wrap;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box {
    width: 100%;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery {
    width: 100%;
    height: 585px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next,
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
    width: 40px;
    height: 100px;
    top: 88%;
    background-size: 40px 100px;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs {
    width: 480px;
    height: 118px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text {
    width: 100%;
    margin-top: 30px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p {
    font-size: 14px;
    line-height: 35px;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p span {
    font-size: 14px;
    margin-right: 15px;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_title {
    font-size: 15px;
    height: 50px;
    margin-top: 30px;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_div p {
    font-size: 14px;
  }
}
@media only screen and (max-width: 767px) {
  .prd_cont {
    padding-top: 1.842105rem;
  }
  .prd_cont .prd_box .prd_div {
    width: 96%;
    margin: auto;
    padding-bottom: 1.0526rem;
  }
  .prd_cont .prd_box .prd_div .cont_div {
    flex-wrap: wrap;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box {
    width: 100%;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery {
    width: 100%;
    height: 9.4737rem;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-next,
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #gallery .swiper-button-prev {
    width: 0.7895rem;
    height: 1.5789rem;
    top: 88%;
    background-size: 1.0526rem 2.6316rem;
  }
  .prd_cont .prd_box .prd_div .cont_div .swiper_box #thumbs {
    width: 80%;
    height: 2.1053rem;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text {
    width: 100%;
    margin-top: 0.6579rem;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p {
    font-size: 0.3684rem;
    line-height: 0.7895rem;
  }
  .prd_cont .prd_box .prd_div .cont_div .cont_text p span {
    font-size: 0.3684rem;
    margin-right: 0.3947rem;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_title {
    font-size: 0.3947rem;
    height: 1.3158rem;
    margin-top: 0.3947rem;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_div {
    padding: 0.7895rem 0px;
  }
  .prd_cont .prd_box .prd_div .rich_box .rich_div p {
    font-size: 0.3684rem;
  }
}