html,
body {
  height: 100%;
}
/* wrap */
.wrap {
  width: 100%;
  height: 100%;
}
/* m-header */
.m-header {
  display: none;
}
.main-box {
  height: 100%;
}
.main-box .h-btn {
  height: 100%;
  width: 1px;
  position: fixed;
  bottom: 0;
  left: 3%;
  z-index: 5;
  padding-top: 1rem;
}
.main-box .h-btn::before {
  content: '';
  width: 1px;
  height: 100%;
  position: absolute;
  top: 1rem;
  background-color: rgba(255, 255, 255, 0.3);
}
.main-box .h-btn .swiper-pagination-bullet {
  width: 1px;
  height: 18%;
  display: block;
  background-color: #fff;
  border-radius: 0;
  opacity: 1;
  margin-top: 5vh;
}
.main-box .h-btn .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: #cc0001;
  width: 2px;
}
/* home-page */
.home-page {
  height: 100%;
}
.home-page .swiper-slide {
  height: 100%;
}
.home-page .swiper-slide:first-child .fix-top {
  background-color: transparent;
}
.home-page .focus,
.home-page .img {
  height: 100%;
}
.home-page .focus .img {
  width: 100%;
  transform: scale(1.2) translate(0.5rem, 0);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  transition: all 7s linear;
}
.home-page .focus .swiper-slide-active .img {
  transform: scale(1) translate(0, 0);
}
.home-page .focus .swiper-pagination-bullets {
  bottom: .3rem;
}
.home-page .focus .swiper-pagination-bullets .swiper-pagination-bullet {
  width: .16rem;
  height: .16rem;
  background-color: #fff;
  opacity: 1;
  margin: 0 .1rem;
}
.home-page .focus .swiper-pagination-bullets .swiper-pagination-bullet-active {
  background-color: #cc0001;
}
/* sec-1 */
.sec-1 .b-nav {
  width: 100%;
  height: 65%;
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 100;
  overflow: hidden;
  background-color: rgba(38, 37, 36, 0.8);
  opacity: 0;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.sec-1 .b-nav:hover {
  opacity: 1;
}
.sec-1 .b-nav .item {
  width: 20%;
  height: 100%;
  float: left;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  line-height: 1;
  position: relative;
}
.sec-1 .b-nav .item:hover {
  background-color: rgba(204, 0, 1, 0.7);
}
.sec-1 .b-nav .item:hover .sub-nav {
  opacity: 1;
}
.sec-1 .b-nav .item.on .link {
  top: 20%;
}
.sec-1 .b-nav .item a {
  font-size: .36rem;
  color: #fff;
  display: block;
  position: relative;
}
.sec-1 .b-nav .item .des {
  font-size: .18rem;
  margin-top: .37rem;
  line-height: .4rem;
}
.sec-1 .b-nav .item .link {
  width: 100%;
  position: relative;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  transition: all 0.3s ease;
  padding: 0 15.6%;
}
.sec-1 .b-nav .sub-nav {
  position: absolute;
  bottom: 12%;
  opacity: 0;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  padding: 0 15.6%;
  margin-right: -12%;
}
.sec-1 .b-nav .sub-nav .more {
  font-size: .2rem;
  float: left;
  margin: 0 12% .5rem 0;
  position: relative;
  padding-bottom: .15rem;
}
.sec-1 .b-nav .sub-nav .more:before {
  content: '';
  position: absolute;
  width: 0;
  height: 1px;
  background-color: #fff;
  bottom: 0;
  left: 50%;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.sec-1 .b-nav .sub-nav .more:hover:before {
  width: 100%;
  left: 0;
}
/* sec-4 */
.sec-4 .footer-bg {
  width: 100%;
  height: 65vh;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}
.sec-4 .com-text {
  top: 2rem;
}
.sec-4 .info {
  width: 100%;
  height: 35vh;
  background-color: #262524;
  padding: .4rem 0;
}
.sec-4 .form {
  width: 18%;
  margin-left: 26%;
}
.sec-4 .form .inp,
.sec-4 .form .f-area {
  width: 100%;
  background-color: transparent;
  border: 0;
  border-bottom: 1px solid #5e5e5e;
  font-size: .16rem;
  color: #999;
}
.sec-4 .form .inp {
  height: .5rem;
  line-height: .5rem;
}
.sec-4 .form .f-area {
  min-height: 1rem;
  line-height: .5rem;
}
.sec-4 .form .submit {
  width: 100%;
  border: 0;
  font-size: .16rem;
  color: #ccc;
  line-height: .4rem;
  height: .4rem;
  background-color: #5e5e5e;
  text-align: center;
  margin-top: .4rem;
}
.sec-4 .text {
  max-width: 25%;
  margin-left: 11%;
  font-size: .18rem;
  color: #fff;
  margin-top: .95rem;
  line-height: .4rem;
}
.sec-4 .text .tel {
  font-size: .3rem;
  font-weight: bold;
  margin: .1rem 0 .3rem;
}
.sec-4 .text a {
  color: #fff;
}
.sec-4 .text a:hover {
  color: #dfd7d7;
}
.sec-4 .qr-code {
  margin-left: 4.3%;
  float: left;
  overflow: hidden;
  margin-top: .9rem;
}
.sec-4 .qr-code img {
  width: 1.8rem;
  height: 1.8rem;
  margin-right: .3rem;
  float: left;
}
/* fix-top */
.fix-top {
  font-size: .18rem;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
  line-height: 1rem;
  height: 1rem;
  background-color: #262524;
}
.fix-top .logo {
  display: block;
  height: 1rem;
  line-height: 1rem;
  position: absolute;
  left: 3%;
}
.fix-top .logo img {
  height: .44rem;
}
.fix-top a {
  color: #fff;
}
.fix-top a:hover {
  color: #cc0001;
}
.fix-top .nav {
  width: 100%;
  height: 1rem;
  line-height: 1rem;
  text-align: right;
  font-size: 0;
  padding-right: 3%;
}
.fix-top .nav .item {
  display: inline-block;
  margin-left: .45rem;
  font-size: .18rem;
  color: #fff;
  position: relative;
}
.fix-top .nav .item > a {
  display: inline-block;
}
.fix-top .sub-nav {
  width: auto;
  display: none;
  position: absolute;
  white-space: nowrap;
  top: 1rem;
  left: 50%;
  z-index: 2;
  font-size: 0;
  line-height: 0;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.fix-top .sub-nav .sub-item {
  display: inline-block;
  line-height: .5rem;
  margin: 0 .22rem;
  font-size: .16rem;
  color: #999;
}
.fix-top .sub-nav .sub-item:hover {
  color: #cc0001;
}
.fix-top .nav-bg {
  position: absolute;
  width: 100%;
  height: .5rem;
  line-height: .5rem;
  top: 1rem;
  background-color: rgba(38, 37, 36, 0.5);
  display: none;
}
/* com-text */
.com-text {
  position: absolute;
  top: 3.44rem;
  right: 14.76%;
  z-index: 2;
  color: #fff;
  pointer-events: none;
}
.com-text .t-txt {
  writing-mode: tb-rl;
  width: auto;
}
.com-text .t-txt .big {
  font-size: .6rem;
}
.com-text .t-txt .small {
  font-size: .3rem;
  margin-right: .55rem;
  animation-delay: .2s;
}
.com-text .b-txt {
  font-family: Arial;
  margin-top: .5rem;
}
.com-text .b-txt .big {
  font-size: .3rem;
  margin-bottom: .1rem;
}
.com-text .b-txt .small {
  font-size: .24rem;
  line-height: .38rem;
}
/* fix-left */
.fix-left {
  position: fixed;
  height: 100%;
  padding-top: 1rem;
  bottom: 0;
  left: 3%;
  z-index: 10;
  pointer-events: none;
}
.fix-left .item {
  height: 18%;
  visibility: hidden;
  margin-top: 5vh;
  position: relative;
  line-height: 1;
  color: #fff;
  font-size: .3rem;
}
.fix-left .item.on {
  visibility: visible;
}
.fix-left .item.on .num {
  opacity: 1;
  left: -0.55rem;
}
.fix-left .text {
  width: auto;
  padding-left: .2rem;
  white-space: nowrap;
  line-height: 1;
  position: relative;
  z-index: 2;
}
.fix-left .num {
  height: .43rem;
  overflow: hidden;
  color: #cc0001;
  font-size: .6rem;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%) rotate(-90deg);
  opacity: 0;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.fix-left .samll-en {
  font-size: .18rem;
  font-family: Arial;
  opacity: .4;
  filter: alpha(opacity=40);
}
.fix-left .big-en {
  font-family: Arial;
  opacity: .4;
  filter: alpha(opacity=40);
  text-transform: uppercase;
  margin-top: 3.3vh;
}
.fix-left .samll-cn {
  font-size: .18rem;
  opacity: .4;
  filter: alpha(opacity=40);
  margin: 4vh 0 2vh;
}
/* in-page */
.in-page {
  height: 100%;
  background-color: #fff;
}
.in-page .fix-top {
  position: relative;
}
.in-page .fix-top .nav-bg {
  background-color: rgba(38, 37, 36, 0.8);
}
/* m-con */
.m-con {
  overflow: hidden;
  min-height: 90vh;
}
/* in-com-box */
.in-com-box {
  margin: 1.55rem 0 .9rem;
}
.in-com-box .title {
  font-size: .3rem;
  color: #333;
  margin-bottom: .2rem;
  font-weight: bold;
}
.in-com-box .info {
  font-size: .2rem;
  color: #cc0001;
  font-family: Arial;
  text-transform: uppercase;
  margin-bottom: .2rem;
}
.in-com-box .des {
  font-size: .18rem;
  color: #000;
  font-family: Arial;
  background-color: #c7c7c7;
  padding: 0 .1rem;
}
.in-com-box .in-nav {
  font-size: .18rem;
}
.in-com-box .in-nav .item {
  writing-mode: tb-rl;
}
.in-com-box .in-nav .swiper-wrapper {
  width: auto;
}
.in-com-box .in-nav .swiper-slide {
  width: auto;
  height: auto;
  margin-left: .7rem;
  text-transform: uppercase;
  font-size: .2rem;
  color: #000;
}
.in-com-box .in-nav .swiper-slide.on,
.in-com-box .in-nav .swiper-slide:hover {
  color: #cc0001;
}
.in-com-box .in-nav .swiper-slide .en {
  font-family: Arial;
  font-size: .16rem;
  margin-left: .15rem;
}
/* m-news-list */
.m-news-list .l-focus {
  width: 8.2rem;
  max-width: 100%;
}
.m-news-list .l-focus .swiper-slide,
.m-news-list .l-focus img {
  width: 100%;
}
.m-news-list .l-focus .text {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: .5rem;
  line-height: .5rem;
  background-color: rgba(38, 37, 36, 0.5);
  z-index: 2;
  color: #fff;
  padding: 0 1.5rem 0 .2rem;
}
.m-news-list .l-focus .swiper-pagination {
  text-align: right;
  padding: 0 .2rem;
  bottom: .15rem;
}
.m-news-list .l-focus .swiper-pagination .swiper-pagination-bullet {
  width: .16rem;
  height: .16rem;
  opacity: 1;
  background-color: #fff;
  margin-left: .2rem;
}
.m-news-list .l-focus .swiper-pagination .swiper-pagination-bullet-active {
  background-color: #cc0001;
}
.m-news-list .list {
  width: 100%;
  padding-left: 9rem;
}
.m-news-list .list .item {
  line-height: .6rem;
  height: .6rem;
  border-bottom: 1px dashed #c7c7c7;
  display: block;
  position: relative;
  font-size: .18rem;
  color: #333;
  padding-left: .37rem;
}
.m-news-list .list .item:hover {
  color: #cc0001;
}
.m-news-list .list .item:before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  margin-top: -0.05rem;
  width: .1rem;
  height: .1rem;
  background-color: #c7c7c7;
  -webkit-border-radius: 50%;
  border-radius: 50%;
}
.m-news-list .list .item .des {
  width: 80%;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
/* m-news-deatail */
.m-news-deatail {
  font-size: .24rem;
  color: #666;
  padding-bottom: .5rem;
}
.m-news-deatail .title {
  text-align: center;
  font-size: .3rem;
  color: #333;
  margin-bottom: .4rem;
}
.m-news-deatail .time {
  text-align: center;
  color: #999;
  margin-bottom: .2rem;
}
.m-news-deatail .img-box {
  max-width: 100%;
  margin: .2rem auto;
  text-align: center;
}
.m-news-deatail img {
  max-width: 100%;
}
.m-news-deatail .des {
  line-height: .4rem;
  font-size: .22rem;
  color: #666;
}
/* m-product-list */
.m-product-list,
.m-env-list {
  padding-bottom: 1rem;
}
.m-product-list .list-focus .swiper-wrapper,
.m-env-list .list-focus .swiper-wrapper {
  padding-bottom: 1.2rem;
}
.m-product-list .list-focus .swiper-slide,
.m-env-list .list-focus .swiper-slide {
  width: 21%;
  text-align: center;
}
.m-product-list .list-focus .swiper-slide img,
.m-env-list .list-focus .swiper-slide img {
  width: 100%;
}
.m-product-list .list-focus .swiper-slide .text,
.m-env-list .list-focus .swiper-slide .text {
  line-height: .77rem;
  font-size: .2rem;
}
.m-product-list .list-focus .p-btn .swiper-pagination-bullet,
.m-env-list .list-focus .p-btn .swiper-pagination-bullet {
  width: .16rem;
  height: .16rem;
  background-color: #262524;
  opacity: 1;
  margin: 0 .1rem;
  -webkit-border-radius: 100%;
  border-radius: 100%;
}
.m-product-list .list-focus .p-btn .swiper-pagination-bullet-active,
.m-env-list .list-focus .p-btn .swiper-pagination-bullet-active {
  background-color: #cc0001;
}
/* m-com-popup */
.m-com-popup {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 20;
  visibility: hidden;
}
.m-com-popup.on {
  visibility: visible;
}
.m-com-popup .mask {
  width: 100%;
  height: 100%;
  position: absolute;
  background-color: rgba(0, 0, 0, 0.6);
}
.m-com-popup img {
  width: 100%;
  height: 100%;
}
.m-com-popup .con-popup-box {
  width: 10.6rem;
  height: 8.2rem;
  background-color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-top: -4.1rem;
  margin-left: -5.3rem;
}
.m-com-popup .con-popup-box .swiper-slide {
  width: 100% !important;
}
.m-com-popup .con-popup-box .box {
  width: 100%;
  height: 100%;
  padding: .6rem;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.m-com-popup .con-popup-box .p-prev,
.m-com-popup .con-popup-box .p-next {
  margin-top: -0.19rem;
  outline: none;
}
.m-com-popup .con-popup-box .p-prev {
  width: .38rem;
  height: .38rem;
  background: #434343 url(../image/p-prev.png) no-repeat center;
  background-size: .1rem;
  -webkit-border-radius: 50%;
  border-radius: 50%;
  left: .1rem;
}
.m-com-popup .con-popup-box .p-prev:hover {
  background-color: #c90001;
}
.m-com-popup .con-popup-box .p-next {
  width: .38rem;
  height: .38rem;
  background: #434343 url(../image/p-next.png) no-repeat center;
  background-size: .1rem;
  -webkit-border-radius: 50%;
  border-radius: 50%;
  right: .1rem;
}
.m-com-popup .con-popup-box .p-next:hover {
  background-color: #c90001;
}
.m-com-popup .p-popup-focus {
  font-size: .24rem;
  line-height: 1;
}
.m-com-popup .p-popup-focus .title {
  color: #000;
  margin: .3rem 0 .2rem;
}
.m-com-popup .p-popup-focus .des {
  color: #666;
  line-height: .4rem;
}
.m-com-popup .p-popup-focus .img-box {
  width: 100%;
  height: auto;
  overflow: hidden;
}
.m-com-popup .close {
  width: .5rem;
  height: .5rem;
  background: #cc0001 url(../image/close.png) no-repeat center;
  background-size: .2rem;
  position: absolute;
  right: -0.5rem;
  top: 0;
  cursor: pointer;
  z-index: 10;
}
.m-com-popup .env-popup-focus {
  font-size: .18rem;
  color: #666;
}
.m-com-popup .env-popup-focus .img-box {
  width: 5.8rem;
  margin-right: .35rem;
}
.m-com-popup .env-popup-focus .title {
  font-size: .24rem;
  color: #000;
  margin-bottom: .5rem;
}
.m-com-popup .env-popup-focus .des {
  line-height: .46rem;
}
/* m-change */
.m-change {
  width: 100%;
  margin: .3rem 0;
  border-top: 1px solid #ccc;
}
.m-change a {
  width: 50%;
  float: left;
  line-height: .6rem;
  font-size: .2rem;
  color: #666;
}
.m-change a:hover {
  color: #cc0001;
}
.m-change a.next {
  text-align: right;
}
/* in-online */
.in-online {
  margin-bottom: 2rem;
  font-size: .24rem;
}
.in-online .tit {
  font-size: .28rem;
  color: #666;
  margin-bottom: .2rem;
}
.in-online .des {
  font-size: .2rem;
  color: #999;
  margin-bottom: .4rem;
}
.in-online .inp-box {
  margin-left: -2%;
}
.in-online .inp {
  line-height: .4rem;
  height: .4rem;
  width: 31%;
  border: 0;
  border-bottom: 1px solid #ccc;
  outline: none;
  background-color: #fff;
  margin-left: 2%;
  margin-bottom: .4rem;
}
.in-online .con {
  width: 100%;
  height: 1.5rem;
  outline: none;
  background-color: #fff;
  border: 0;
  border-bottom: 1px solid #ccc;
}
.in-online .bot {
  margin-top: .3rem;
}
.in-online .bot .label {
  display: inline-block;
  vertical-align: middle;
  font-size: .24rem;
  color: #666;
}
.in-online .bot .label .text {
  line-height: .4rem;
  height: .4rem;
  border: 1px solid #ccc;
  background-color: #fff;
}
.in-online .bot .code {
  display: inline-block;
  vertical-align: middle;
}
.in-online .bot .code img {
  height: .4rem;
}
.in-online .r-con .btn {
  line-height: .6rem;
  height: .6rem;
  width: 2.5rem;
  border: 1px solid #ccc;
  background-color: #fff;
  margin-left: .2rem;
  cursor: pointer;
}
.in-online .r-con .btn.submit {
  background-color: #262524;
  color: #fff;
  border-color: #262524;
}
/* m-single */
.m-single {
  padding-bottom: 1rem;
}
.m-single .title {
  text-align: center;
  font-size: .3rem;
  color: #333;
  margin-bottom: .4rem;
}
.m-single img {
  max-width: 100%;
  margin: 0 auto;
}
.m-single .img-box {
  max-width: 100%;
  margin: .2rem auto;
  text-align: center;
}
.m-single .des {
  font-size: .22rem;
  color: #666;
  line-height: .4rem;
}
/* in-footer */
.in-footer {
  text-align: center;
  font-size: 0;
  line-height: 0;
  width: 100%;
  background-color: #262524;
  color: #fff;
}
.in-footer p {
  display: inline-block;
  font-size: .16rem;
  margin: 0 .24rem;
  line-height: .5rem;
}
.in-footer a {
  color: #fff;
}
/* mobile */
@media screen and (min-width: 1400px) and (max-width: 1600px) {
  .m-news-list .list .item {
    font-size: .2rem;
  }
}
@media screen and (min-width: 768px) and (max-width: 1400px) {
  .fix-top,
  .fix-top .nav,
  .fix-top .logo {
    height: 1.2rem;
    line-height: 1.2rem;
  }
  .fix-top .nav-bg,
  .fix-top .sub-nav {
    top: 1.2rem;
  }
  .fix-top .sub-nav .sub-item,
  .fix-top .nav-bg {
    line-height: .8rem;
    height: .8rem !important;
  }
  .in-footer p {
    line-height: .8rem;
    font-size: .2rem;
  }
  .m-news-list .list .item {
    font-size: .26rem;
    line-height: .7rem;
    height: .7rem;
  }
}
@media screen and (min-width: 768px) and (max-width: 1200px) {
  .sec-4 .form {
    margin-top: .4rem;
  }
  .sec-4 .form .inp,
  .sec-4 .form .submit {
    line-height: .6rem;
    height: .6rem;
  }
  .sec-4 .text {
    line-height: .6rem;
    margin-left: 5%;
  }
}
@media screen and (min-width: 768px) and (max-width: 1000px) {
  .m-single .des {
    line-height: .6rem;
    font-size: .24rem;
  }
  .in-footer p {
    line-height: 1rem;
  }
}
@media screen and (max-width: 768px) {
  .home-page .fix-top {
    display: none;
  }
  .m-com-popup .con-popup-box .box {
    padding: .3rem;
  }
  .m-product-list .list-focus .swiper-slide .text,
  .m-env-list .list-focus .swiper-slide .text {
    font-size: .24rem;
  }
  .m-header {
    width: 100%;
    position: fixed;
    top: 0;
    height: 1rem;
    line-height: .1rem;
    background-color: #333;
    display: block;
    z-index: 10;
  }
  .m-header .m-logo {
    height: 1rem;
    line-height: 1rem;
    display: block;
    margin-left: .2rem;
  }
  .m-header .m-logo img {
    height: .44rem;
    vertical-align: middle;
  }
  .m-header a {
    color: #666;
  }
  .m-header .m-icon {
    width: .5rem;
    height: .4rem;
    margin-top: .3rem;
    margin-right: .2rem;
  }
  .m-header .m-icon img {
    width: 100%;
  }
  .m-header .m-nav {
    width: 100%;
    position: absolute;
    top: 1rem;
    background-color: #fff;
    display: none;
  }
  .m-header .m-nav .item {
    line-height: 1rem;
    font-size: .28rem;
    padding: 0 .5rem;
    border-bottom: 1px solid #ccc;
  }
  .m-header .m-nav .item:last-child {
    border: 0;
  }
  .m-header .m-nav .item .link {
    display: block;
    font-size: .24rem;
  }
  .m-header .m-sub {
    display: none;
    padding-bottom: .3rem;
  }
  .m-header .m-sub .sub-item {
    display: block;
    line-height: .8rem;
    font-size: .24rem;
    padding-left: .5rem;
  }
  .m-header .m-sub .sub-item.on,
  .m-header .m-sub .sub-item:hover {
    color: #cc0001;
  }
  .h-btn,
  .fix-top {
    display: none;
  }
  /* home-page */
  .main-box {
    padding-top: 1rem;
  }
  .wrap,
  .main-box {
    height: auto;
  }
  .home-page {
    height: auto;
    overflow: hidden;
  }
  .home-page > .swiper-wrapper {
    display: block;
  }
  .home-page .focus {
    height: 5rem;
  }
  .home-page .focus .img {
    transform: scale(1) translate(0, 0);
    transition: none;
  }
  .home-page .swiper-slide {
    height: auto;
    overflow: hidden;
  }
  .home-page .img img {
    height: 100%;
  }
  /* sec-1 */
  .sec-1 .b-nav {
    display: none;
  }
  /* fix-left */
  .fix-left {
    display: none;
  }
  /* com-text */
  .com-text {
    top: 1.5rem;
    right: .4rem;
  }
  .com-text .b-txt {
    display: none;
  }
  .com-text .t-txt .big {
    font-size: .4rem;
  }
  .com-text .t-txt .small {
    font-size: .26rem;
  }
  /* sec-4 */
  .sec-4 .com-text {
    top: .6rem;
  }
  .sec-4 .footer-bg {
    height: 3.5rem;
  }
  .sec-4 .info {
    height: auto;
    padding: .2rem 1rem .5rem;
  }
  .sec-4 .text {
    line-height: .4rem;
    font-size: .24rem;
  }
  .sec-4 .form,
  .sec-4 .text,
  .sec-4 .qr-code {
    width: 100%;
    margin-left: 0;
    max-width: 100%;
  }
  .sec-4 .form .submit {
    height: .5rem;
    line-height: .5rem;
    font-size: .24rem;
  }
  .sec-4 .form .inp {
    font-size: .24rem;
  }
  /* in-footer */
  .in-footer {
    padding: .2rem 0;
  }
  .in-footer p {
    display: block;
    font-size: .24rem;
  }
  /* in-com-box */
  .in-com-box .text {
    float: none;
    margin-bottom: .4rem;
  }
  .in-com-box .des {
    display: none;
  }
  .in-com-box .in-nav {
    float: none;
  }
  .in-com-box .in-nav .swiper-slide {
    margin-left: 0;
    margin-right: .5rem;
    font-size: .28rem;
  }
  .in-com-box .in-nav .swiper-slide .en {
    display: none;
  }
  .in-com-box .in-nav .item {
    writing-mode: horizontal-tb;
  }
  /* m-news-list */
  .m-news-list .l-focus {
    float: none;
    margin-bottom: .2rem;
  }
  .m-news-list .l-focus .text {
    font-size: .24rem;
    padding-right: 1.5rem;
  }
  .m-news-list .list {
    padding-left: 0;
  }
  .m-news-list .list .item {
    font-size: .24rem;
  }
  .m-news-list .list .item .des {
    width: 70%;
  }
  /* m-news-deatail */
  .m-news-deatail {
    padding-bottom: .2rem;
  }
  /* m-env-list */
  .m-env-list .list-focus .swiper-slide {
    width: 5rem;
  }
  /* m-change */
  .m-change a {
    width: 100%;
    margin-top: .2rem;
  }
  .m-change a.next {
    text-align: left;
  }
  /* m-product-list */
  .m-product-list .list-focus .swiper-slide {
    width: 5.4rem;
  }
  /* m-com-popup */
  .m-com-popup .con-popup-box {
    width: 100%;
    height: 50vh;
    left: 0;
    margin-left: 0;
    margin-top: -25vh;
  }
  .m-com-popup .img-box {
    height: auto;
  }
  .m-com-popup .p-prev,
  .m-com-popup .p-next {
    display: none;
  }
  .m-com-popup .env-popup-focus .img-box {
    width: 100%;
    float: none;
  }
  .m-com-popup .env-popup-focus .title {
    margin: .2rem 0;
  }
  /* in-online */
  .in-online .inp {
    width: 100%;
    line-height: .6rem;
    font-size: .24rem;
  }
  .in-online .bot .l-con {
    float: none;
    margin-bottom: .2rem;
    line-height: .4rem;
  }
  .in-online .bot .code img {
    height: .5rem;
  }
  .in-online .bot .label .text {
    line-height: .5rem;
    height: .5rem;
  }
  .in-online .bot .r-con {
    float: none;
  }
  .in-online .bot .r-con .btn {
    margin-left: 0;
    margin-right: .2rem;
  }
}