.product_banner {
  width: 100%;
  height: 8.9rem;
  position: relative;
  background: #4c4c4c;
  overflow: hidden;
}

.product_banner .banner_bg {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}

.product_banner .banner_bg img {
  width: 100%;
  height: 100%;
}

.product_banner .product_banner_inner {
  width: 14.77rem;
  height: 100%;
  margin: 0 auto;
  position: relative;
}

.product_banner .product_banner_inner .banner_content {
  position: absolute;
  left: 0;
  top: 50%;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}

.product_banner .product_banner_inner .banner_content .banner_tit h3 {
  font-size: 0.7rem;
  line-height: 0.9rem;
  -webkit-text-stroke: 1PX #ffffff;
  color: rgba(255, 255, 255, 0);
}

.product_banner .product_banner_inner .banner_content .banner_tit h3 span {
  color: #e8943c;
  -webkit-text-stroke: transparent;
}

.product_banner .product_banner_inner .banner_content .banner_txt {
  width: 8.8rem;
  margin-top: 0.3rem;
}

.product_banner .product_banner_inner .banner_content .banner_txt p {
  font-size: 0.18rem;
  line-height: 0.3rem;
  color: #ffffff;
}

.product_banner .product_banner_inner .banner_content .banner_btn {
  margin-top: 0.78rem;
  font-size: 0;
}

.product_banner .product_banner_inner .banner_content .banner_btn .more_btn {
  width: 2.2rem;
  height: 0.7rem;
  line-height: 0.7rem;
  display: inline-block;
  margin-right: 0.15rem;
  background: rgba(255, 255, 255, 0.2);
}

.product_banner .product_banner_inner .banner_content .banner_btn .more_btn::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  border-radius: 0.7rem;
  background: #505050;
  -webkit-filter: blur(0.5rem);
          filter: blur(0.5rem);
  z-index: 0;
}

.product_banner.subBanner_active .banner_bg {
  -webkit-filter: blur(0.1rem);
          filter: blur(0.1rem);
}

.prodcut_value {
  background: #ffffff;
  position: relative;
  padding-bottom: 1.3rem;
}

.prodcut_value .subPage_txt_title {
  padding-top: 0.8rem;
}

.prodcut_value .value_square {
  width: 50%;
  height: 5rem;
  background: #f9f9f9;
  position: absolute;
  left: 0;
  top: 3.25rem;
  z-index: 5;
}

.prodcut_value .value_list {
  text-align: center;
  margin-top: .65rem;
  position: relative;
  z-index: 10;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
 /* -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;*/
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.prodcut_value .value_list .value_item {
  display: inline-block;
  margin: 0 0.25rem;
  text-align: left;
  width: 5rem;
/*  height: 3.65rem;*/
  background: #ffffff;
  padding: 0.6rem 0.6rem .6rem 0.6rem;
  border-radius: 0.05rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  -webkit-box-shadow: 0 0.2rem 0.5rem 0 rgba(198, 198, 198, 0.3);
          box-shadow: 0 0.2rem 0.5rem 0 rgba(198, 198, 198, 0.3);
}

.prodcut_value .value_list .value_item .star_list span {
  width: 0.22rem;
  height: 0.2rem;
  display: inline-block;
  background-image: url('../images/star_icon_2.png');
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}

.prodcut_value .value_list .value_item .value_tit {
  font-size: 0.3rem;
  color: #222222;
  padding: 0.22rem 0 0.34rem 0;
  margin-top: 0.2rem;
  position: relative;
  z-index: 1;
}

.prodcut_value .value_list .value_item .value_tit span {
  font-size: 0.5rem;
  line-height: 1;
  color: rgba(153, 153, 153, 0.1);
  position: absolute;
  left: 0;
  top: 0;
  z-index: 0;
}

.prodcut_value .value_list .value_item .value_tit::after {
  content: '';
  width: 0.56rem;
  height: 0.04rem;
  border-radius: 0.04rem;
  background: #e8943c;
  position: absolute;
  left: 0;
  bottom: 0;
}

.prodcut_value .value_list .value_item .value_p {
  margin-top: 0.24rem;
}

.prodcut_value .value_list .value_item .value_p p {
  font-size: 0.16rem;
  line-height: 0.24rem;
  color: #666666;
}

.prodcut_value .value_list .value_item:hover {
  background: #e8943c;
  -webkit-box-shadow: 0 0.3rem 0.5rem 0 rgba(231, 148, 60, 0.3);
          box-shadow: 0 0.3rem 0.5rem 0 rgba(231, 148, 60, 0.3);
}

.prodcut_value .value_list .value_item:hover .star_list span {
  background-image: url('../images/star_icon_1.png');
}

.prodcut_value .value_list .value_item:hover .value_tit {
  color: #ffffff;
}

.prodcut_value .value_list .value_item:hover .value_tit span {
  color: rgba(255, 255, 255, 0.12);
}

.prodcut_value .value_list .value_item:hover .value_tit::after {
  background: #ffffff;
}

.prodcut_value .value_list .value_item:hover .value_p p {
  color: #ffffff;
}

.product_advantage {
  width: 100%;
  height: 8.6rem;
  position: relative;
  overflow: hidden;
  background: #4c4c4c;
}

.product_advantage .advantage_bg {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  -webkit-filter: blur(0.1rem);
          filter: blur(0.1rem);
}

.product_advantage .advantage_bg img {
  width: 100%;
  height: 100%;
}

.product_advantage .advantage_inner {
  width: 13.04rem;
  height: 100%;
  margin: 0 auto;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
  position: relative;
}

.product_advantage .advantage_inner .advantage_left {
  width: 6rem;
}

.product_advantage .advantage_inner .advantage_left .advantage_tit {
  color: #ffffff;
  font-size: 0.6rem;
  line-height: 0.66rem;
  padding-bottom: 0.5rem;
  position: relative;
}

.product_advantage .advantage_inner .advantage_left .advantage_tit::after {
  content: '';
  width: 0.5rem;
  height: 0.05rem;
  border-radius: 0.05rem;
  position: absolute;
  background: #e8943c;
  left: 0;
  bottom: 0;
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit {
  margin-top: 2.34rem;
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit h3 {
  font-size: 0.48rem;
  color: #ffffff;
  line-height: 0.5rem;
  position: relative;
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit h3::before {
  content: '';
  width: 0.6rem;
  height: 0.6rem;
  background: url('../images/city_circle_icon.png') no-repeat center center;
  background-size: 100% 100%;
  position: absolute;
  left: -0.27rem;
  top: -0.27rem;
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit h3.h3_act {
  -webkit-animation: fadeInLeft 0.4s ease-in-out;
          animation: fadeInLeft 0.4s ease-in-out;
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit p {
  margin-top: 0.26rem;
  font-size: 0.24rem;
  line-height: 0.28rem;
  color: rgba(255, 255, 255, 0.3);
}

.product_advantage .advantage_inner .advantage_left .advantage_subTit p.p_act {
  -webkit-animation: fadeInLeft 0.4s ease-in-out;
          animation: fadeInLeft 0.4s ease-in-out;
}

.product_advantage .advantage_inner .advantage_left .process {
  width: 100%;
  height: 0.02rem;
  background: rgba(255, 255, 255, 0.3);
  margin-top: 0.98rem;
  position: relative;
}

.product_advantage .advantage_inner .advantage_left .process .process_line {
  width: 1.5rem;
  height: 0.06rem;
  background: #e8943c;
  position: absolute;
  left: 0;
  top: -0.02rem;
}

.product_advantage .advantage_inner .advantage_left .process .process_line span {
  width: 0.2rem;
  height: 0.2rem;
  border-radius: 50%;
  background: #e8943c;
  position: absolute;
  right: 0;
  top: -0.08rem;
}

.product_advantage .advantage_inner .advantage_left .process .process_line span::before {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  background: rgba(231, 148, 60, 0.3);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
}

.product_advantage .advantage_inner .advantage_left .process .process_line span::after {
  content: '';
  width: 0.9rem;
  height: 0.9rem;
  background: rgba(231, 148, 60, 0.1);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
}

.product_advantage .advantage_inner .advantage_right {
  width: 4.67rem;
}

.product_advantage .advantage_inner .advantage_right .advantage_item {
  width: 2.3rem;
  height: 2.05rem;
  background: #d9e1e4;
  border-radius: 0.05rem;
  padding: 0.4rem 0.3rem 0 0.3rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  float: left;
  margin-right: 0.05rem;
  margin-bottom: 0.05rem;
  position: relative;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  cursor: pointer;
}

.product_advantage .advantage_inner .advantage_right .advantage_item:nth-child(2n) {
  margin-right: 0;
}

.product_advantage .advantage_inner .advantage_right .advantage_item .icon {
  position: absolute;
  right: 0.3rem;
  top: 0.4rem;
  width: 0.52rem;
}

.product_advantage .advantage_inner .advantage_right .advantage_item .icon img {
  width: 100%;
}

.product_advantage .advantage_inner .advantage_right .advantage_item .icon img.icon1 {
  display: block;
}

.product_advantage .advantage_inner .advantage_right .advantage_item .icon img.icon2 {
  display: none;
}

.product_advantage .advantage_inner .advantage_right .advantage_item p {
  width: 1.7rem;
  font-size: 0.2rem;
  line-height: 0.24rem;
  color: #2c2c2c;
  position: absolute;
  left: 0.3rem;
  bottom: 0.26rem;
}

.product_advantage .advantage_inner .advantage_right .advantage_item.advantage_active {
  background: #e8943c;
}

.product_advantage .advantage_inner .advantage_right .advantage_item.advantage_active .icon::after {
  content: '';
  width: 0.36rem;
  height: 0.36rem;
  background: url('../images/city_circle_icon.png') no-repeat center center;
  background-size: 100% 100%;
  position: absolute;
  top: -0.1rem;
  right: -0.1rem;
}

.product_advantage .advantage_inner .advantage_right .advantage_item.advantage_active .icon img.icon1 {
  display: none;
}

.product_advantage .advantage_inner .advantage_right .advantage_item.advantage_active .icon img.icon2 {
  display: block;
}

.product_advantage .advantage_inner .advantage_right .advantage_item.advantage_active p {
  color: #ffffff;
}

.product_application {
  padding-bottom: 0.8rem;
  position: relative;
}

.product_application .subPage_txt_title {
  padding-top: 0.8rem;
}

.product_application .application_lunbo {
  width: 14.6rem;
  margin: 0.6rem auto 0;
  position: relative;
  height: 5.3rem;
}

.product_application .application_lunbo .swiper {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.product_application .application_lunbo .swiper .swiper-slide {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: 0.4rem 0.3rem;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner {
  padding: 0.46rem 0.52rem;
  background: #ffffff;
  border-radius: 0.05rem;
  overflow: hidden;
  -webkit-box-shadow: 0 0.1rem 0.25rem 0 rgba(44, 44, 44, 0.1);
          box-shadow: 0 0.1rem 0.25rem 0 rgba(44, 44, 44, 0.1);
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_img {
  float: left;
  width: 2.53rem;
  height: 100%;
  overflow: hidden;
  border-radius: 0.05rem;
  position: relative;
  background: #4c4c4c;
  font-size: 0;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_img img {
  width: 100%;
  height: 100%;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_img .img_tit {
  opacity: 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  font-size: 0.3rem;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  color: #ffffff;
  width: 100%;
  height: 1.32rem;
  position: absolute;
  left: 0;
  bottom: 0;
  background-image: -webkit-gradient(linear, left top, left bottom, from(transparent), to(#e8943c));
  background-image: linear-gradient(transparent, #e8943c);
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_txt {
  height: 3.22rem;
  margin-left: 3.2rem;
  padding-top: 0.38rem;
  overflow: hidden;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_txt .lunbo_txt_tit {
  font-size: 0.3rem;
  line-height: 0.36rem;
  color: #2c2c2c;
  padding-bottom: 0.37rem;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  position: relative;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_txt .lunbo_txt_tit::after {
  content: '';
  width: 0.2rem;
  height: 0.03rem;
  border-radius: 0.03rem;
  background: #e8943c;
  position: absolute;
  left: 0;
  bottom: 0.2rem;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_txt .lunbo_txt_con {
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.product_application .application_lunbo .swiper .swiper-slide .slide_inner .lunbo_txt .lunbo_txt_con p {
  font-size: 0.2rem;
  line-height: 0.36rem;
  color: #585858;
}

.product_application .application_lunbo .swiper-button-prev {
  width: 0.7rem;
  height: 0.7rem;
  background-image: url('../images/lunbo_circle_jt_left1.png');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% 100%;
  left: -1.5rem;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  border-radius: 50%;
  overflow: hidden;
}

.product_application .application_lunbo .swiper-button-prev:hover {
  background-image: url('../images/lunbo_circle_jt_left2.png');
  -webkit-box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
          box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
}

.product_application .application_lunbo .swiper-button-next {
  width: 0.7rem;
  height: 0.7rem;
  background-image: url('../images/lunbo_circle_jt_right1.png');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% 100%;
  right: -1.5rem;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  border-radius: 50%;
  overflow: hidden;
}

.product_application .application_lunbo .swiper-button-next:hover {
  background-image: url('../images/lunbo_circle_jt_right2.png');
  -webkit-box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
          box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
}

.product_doc {
  overflow: hidden;
  background: url('../images/product_doc_bg.jpg') #f9f9f9 no-repeat center top;
  background-size: 100% auto;
  padding-bottom: 0;
  position: relative;
}

.product_doc .subPage_txt_title {
  padding-top: 0.8rem;
}

.product_doc .product_doc_inner {
  width: 15.5rem;
  margin: 0.84rem auto 0.6rem;
}

.product_doc .product_doc_inner .doc_lunbo {
  float: left;
  width: 9.8rem;
}

.product_doc .product_doc_inner .doc_lunbo .swiper-container {
  padding-bottom: 0.6rem;
}

.product_doc .product_doc_inner .doc_lunbo .swiper-container .swiper-slide {
  width: 4rem;
  height: 5.65rem;
  background: #fff;
  -webkit-box-shadow: 0 0.08rem 0.3rem #ddd;
          box-shadow: 0 0.08rem 0.3rem #ddd;
}

.product_doc .product_doc_inner .doc_lunbo .swiper-container .swiper-slide img {
  width: 100%;
  height: 100%;
}

.product_doc .product_doc_inner .doc_txt {
  float: right;
  width: 4.16rem;
  margin-right: 0.74rem;
  margin-top: 1rem;
}

.product_doc .product_doc_inner .doc_txt h3 {
  font-size: 0.44rem;
  line-height: 0.62rem;
  color: #4c4c4c;
  margin-bottom: 0.4rem;
}

.product_doc .product_doc_inner .doc_txt h3 span {
  color: #e8943c;
}

.product_doc .product_doc_inner .doc_txt p {
  font-size: 0.18rem;
  line-height: 0.3rem;
  color: #666666;
  margin-bottom: 0.75rem;
}

.product_doc .product_doc_inner .doc_txt .click_get {
  display: block;
  width: 2.6rem;
  height: 8%;
  line-height: 0.8rem;
  text-align: center;
  background: #e8943c;
  font-size: 0.3rem;
  color: #ffffff;
  border-radius: 0.8rem;
  overflow: hidden;
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

.product_doc .product_doc_inner .doc_txt .click_get:hover {
  -webkit-box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
          box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
}

.product_case {
  background: #ffffff;
  overflow: hidden;
  position: relative;
}

.product_case .subPage_txt_title {
  padding-top: 0.8rem;
}

.product_case .case_lunbo {
  width: 14rem;
  position: relative;
  margin: 0.65rem auto 0.98rem;
  z-index: 10;
}

.product_case .case_lunbo .swiper {
  width: 100%;
  height: 100%;
}

.product_case .case_lunbo .swiper .swiper-slide {
  position: relative;
  height: 4.6rem;
  border-radius: 0.05rem;
  overflow: hidden;
  padding: 0.64rem 0.44rem 0 0.44rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  background: #ffffff;
  -webkit-box-shadow: 0 0.1rem 0.35rem 0 rgba(44, 44, 44, 0.1);
          box-shadow: 0 0.1rem 0.35rem 0 rgba(44, 44, 44, 0.1);
}

.product_case .case_lunbo .swiper .swiper-slide .case_tip {
  width: 1rem;
  height: 0.3rem;
  line-height: 0.3rem;
  text-align: center;
  background: #c9c9c9;
  border-top-right-radius: 0.05rem;
  border-bottom-right-radius: 0.05rem;
  font-size: 0.16rem;
  color: #ffffff;
  position: absolute;
  left: 0;
  top: 0.3rem;
}

.product_case .case_lunbo .swiper .swiper-slide .case_logo {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  border-bottom: 1PX solid #e5e5e5;
}

.product_case .case_lunbo .swiper .swiper-slide .case_logo img {
  width: 100%;
  height: auto;
}

.product_case .case_lunbo .swiper .swiper-slide .case_txt {
  padding-top: 0.34rem;
  text-align: center;
}

.product_case .case_lunbo .swiper .swiper-slide .case_txt p {
  font-size: 0.16rem;
  line-height: 0.24rem;
  color: #444444;
}

.product_case .case_lunbo .swiper .swiper-slide:hover .case_tip {
  background: #e8943c;
}

.product_decision {
  background: url('../images/product_case_bg.jpg') no-repeat center center;
  background-size: 100% 100%;
  min-height: 5.68rem;
  overflow: hidden;
  padding-bottom: 1rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
          background-size: cover!important;
}

.product_decision .subPage_txt_title {
  padding-top: 1rem;
  padding-bottom: 0.5rem;
}

.product_decision .descision_txt {
  width: 12.8rem;
  margin: 0.42rem auto 0.75rem;
  text-align: center;
}

.product_decision .descision_txt p {
  font-size: 0.2rem;
  line-height: 0.3rem;
  color: #999999;
}

.product_decision .free_btn {
  display: block;
  margin: 0 auto;
  width: 3rem;
  height: 8%;
  line-height: 0.8rem;
  text-align: center;
  background: #e8943c;
  font-size: 0.3rem;
  color: #ffffff;
  border-radius: 0.8rem;
  overflow: hidden;
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

.product_decision .free_btn:hover {
  -webkit-box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
          box-shadow: 0 0.2rem 0.5rem 0 rgba(231, 148, 60, 0.3);
}

@media only screen and (max-width: 768px) {
  .product_banner {
    padding: 0 0.4rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }

  .product_banner .banner_bg {
    width: auto;
    height: 100%;
    position: absolute;
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
    top: 0;
  }

  .product_banner .banner_bg img {
    width: auto;
    height: 100%;
  }

  .product_banner .product_banner_inner {
    width: auto;
  }

  .product_banner .product_banner_inner .banner_content {
    width: 100%;
    top: 56%;
  }

  .product_banner .product_banner_inner .banner_content .banner_txt {
    width: 100%;
  }

  .product_banner.subBanner_active .banner_bg {
    -webkit-filter: blur(0.1rem);
            filter: blur(0.1rem);
  }

  .prodcut_value {
    padding-bottom: 0.5rem;
  }

  .prodcut_value .value_list {
    padding: 0 0.4rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    display: inherit;
  }

  .prodcut_value .value_list .value_item {
    width: 100%;
    margin: 0 0 0.2rem 0;
    height: auto;
    padding: 0.6rem;
  }

  .prodcut_value .value_list .value_item .value_p p {
    font-size: 0.2rem;
  }

  .product_advantage {
    width: 100%;
    height: auto;
    padding: 0.4rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    position: relative;
  }

  .product_advantage .advantage_bg {
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
  }

  .product_advantage .advantage_bg img {
    width: auto;
    height: 100%;
  }

  .product_advantage .advantage_inner {
    width: auto;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
        -ms-flex-direction: column;
            flex-direction: column;
  }

  .product_advantage .advantage_inner .advantage_left {
    width: 100%;
  }

  .product_advantage .advantage_inner .advantage_left .advantage_subTit {
    margin-top: 0.34rem;
  }

  .product_advantage .advantage_inner .advantage_right {
    width: 100%;
    margin-top: 0.3rem;
  }

  .product_advantage .advantage_inner .advantage_right .advantage_item {
    float: left;
    width: 32%;
    height: 2.05rem;
    margin-right: 1.33%;
  }

  .product_advantage .advantage_inner .advantage_right .advantage_item:nth-child(2n) {
    margin-right: 1.33%;
  }

  .product_advantage .advantage_inner .advantage_right .advantage_item:nth-child(3n) {
    margin-right: 0;
  }

  .product_application {
    padding-bottom: 2rem;
  }

  .product_application .application_lunbo {
    width: 100%;
  }

  .product_application .application_lunbo .swiper-button-prev {
    left: 0;
  }

  .product_application .application_lunbo .swiper-button-next {
    right: 0;
  }

  .product_doc .product_doc_inner {
    width: auto;
  }

  .product_doc .product_doc_inner .doc_lunbo {
    float: inherit;
    width: 100%;
    padding: 0 0.4rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }

  .product_doc .product_doc_inner .doc_txt {
    float: inherit;
    width: 100%;
    margin-right: 0.74rem;
    margin-top: 1rem;
    padding: 0 0.4rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }

  .product_case {
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    margin: 0 0.4rem;
  }

  .product_case .case_lunbo {
    width: auto;
  }

  .product_case .case_lunbo .swiper .swiper-slide {
    height: auto;
    padding: 0.64rem 0.44rem 0.44rem 0.44rem;
  }

  .product_case .case_lunbo .swiper .swiper-slide .case_tip {
    font-size: 0.2rem;
  }

  .product_case .case_lunbo .swiper .swiper-slide .case_logo {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
  }

  .product_case .case_lunbo .swiper .swiper-slide .case_logo img {
    width: 80%;
  }

  .product_case .case_lunbo .swiper .swiper-slide .case_txt p {
    font-size: 0.2rem;
  }

  .product_decision {
    background-size: auto 100%;
    background-position: right center;
  }

  .product_decision .descision_txt {
    width: auto;
    margin: 0.42rem 0.4rem 0.75rem 0.4rem;
  }
}