body {
  color: #333;
}

html.act {
  overflow: hidden;
  width: 100%;
  height: 100%;
}

.fbd {
  font-weight: bold;
}

.arial {
  font-family: arial;
}


a {
  -webkit-transition: all .3s;
  -moz-transition: all .3s;
  transition: all .3s;
}

.n_box {
  /* width: 90%; */
  /* padding: 0; */
  /* margin: 0 auto;
  position: relative;
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  transition: all .5s;
  box-sizing: border-box; */
}

.f_16 {
  font-size: 16px;
}

.f_18 {
  font-size: 18px;
}

.f_20 {
  font-size: 20px;
}

.f_22 {
  font-size: 22px;
}

.f_24 {
  font-size: 24px;
}

.f_26 {
  font-size: 26px;
}

.f_28 {
  font-size: 28px;
}

.f_30 {
  font-size: 30px;
}

.f_32 {
  font-size: 32px;
}

.f_34 {
  font-size: 34px;
}

.f_36 {
  font-size: 36px;
}

.f_38 {
  font-size: 38px;
}

.f_40 {
  font-size: 40px;
}



/* 关于我们 */

.ab1 {
  padding: 30px 0 130px;
}


.ab1 .bt img {
  display: block;
  margin: 0 auto;
}

.ab1 .btn {
  width: 220px;
  margin: 0 auto;
  line-height: 41px;
  cursor: pointer;
}

.ab1 .btn * {}

.ab1 .btn span {
  display: block;
  float: right;
  background: url(../images/2_3_1.png) center no-repeat;
  width: 41px;
}

.ab1 .btn span img {
  display: block;
  width: 100%;
}

.ab1 .btn:hover span img {
  transform: rotate(-180deg);
  -webkit-transform: rotate(-180deg);
  -webkit-transition: all 1.3s;
  -moz-transition: all 1.3s;
  transition: all 1.3s;
}

.ab1 .qjf {
  width: 780px;
  position: relative;
  margin: 20px auto 40px;
}

.ab1 .qjf img {
  display: block;
  width: 100%;
}

.ab1 .qjf .dh {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  -moz-animation: lt 1.75s linear 0s infinite alternate;
  -webkit-animation: lt 1.75s linear 0s infinite alternate;
  animation: lt 1.75s linear 0s infinite alternate;
}
.ab1 .qjf .jxhdh{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

.ab1 .qjf .jxhdh .dh{
  position: relative;
}
.ab1 .qjf .dh1 {
  animation-delay: .3s;
  -webkit-animation-delay: .3s;
}

.ab1 .qjf .dh2 {
  animation-delay: .6s;
  -webkit-animation-delay: .6s;
}

.ab1 .qjf .dh3 {
  animation-delay: .9s;
  -webkit-animation-delay: .9s;
}

.ab1 .qjf .dh4 {
  animation-delay: 1.3s;
  -webkit-animation-delay: 1.3s;
}

.ab1 .qjf .dh5 {
  animation-delay: 1.6s;
  -webkit-animation-delay: 1.6s;
}

.ab1 .qjf .dh6 {
  animation-delay: 1.9s;
  -webkit-animation-delay: 1.9s;
}


.ab1 .tc {
  margin: 0 auto;
  line-height: 2;
  color: #999;
  text-align: center;
}

.lan {
  color: #0f91d3;
}

.a_dw {
  position: relative;
  top: -100px;
}

.ab1 .abt {
  margin-top: 60px;
  padding: 60px 40px 0;
  background: url(../images/2_2.jpg) center top no-repeat;
}

.ab1 .abt .alt {
  position: relative;
  overflow: hidden;
  width: 46%;
  float: left;
}

.ab1 .abt .alt img {
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  transition: all .5s;
  display: block;
  height: 100%;
  transform: scale(1.001);
  -webkit-transform: scale(1.001);
  margin-left: 0;
  max-width: inherit;
}

.ab1 .abt .alt:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
}

.ab1 .abt .art {
  width: 50%;
  float: right;
  text-align: justify;
  color: #fff;
}

.ab1 .abt .art .att {}

.ab1 .abt .art .att s {
  display: inline-block;
  width: 50px;
  height: 3px;
  background: rgba(255, 255, 255, 0.6);
  position: relative;
  top: -4px;
  margin-right: 20px;
}

.ab1 .abt .art .att2 {
  margin: 40px 0 15px;
}

.ab1 .abt .art .att3 {
  font-size: 12px;
  padding-bottom: 25px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.ab1 .abt .art .atc {
  line-height: 2;
}

.ab1 .abt .art .atc2 {
  line-height: 2;
  color: #999;
  margin-top: 70px;
}


/* 视屏 */

.tacnhuang {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 15;
  background: #000;
  display: none;
}

.tacnhuang .tbox {
  width: 80%;
  height: 80vh;
  position: relative;
  margin: 10vh auto;
}

.tacnhuang .tbox .out {
  display: block;
  width: 40px;
  height: 40px;
  background: url(../images/out.png) center no-repeat;
  background-size: cover;
  position: absolute;
  top: 0;
  right: -50px;
  z-index: 3;
}

.tacnhuang .tbox .out:hover {
  transform: rotate(90deg);
  -webkit-transform: rotate(90deg);
}

.tacnhuang .tbox .video {
  width: 100%;
  overflow: hidden;
}

.tacnhuang .tbox .video video {
  display: block;
  width: 100%;
  max-height: 100%;
  object-fit: cover;
}

.img_tacnhuang .img {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.img_tacnhuang .img img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  max-height: 100%;
}



.ab2 {
  padding-top: 47px;
  height: 710px;
  background: url(../images/2_4.jpg) center no-repeat;
  background-size: cover;
}

.ab2 .tt {
  line-height: 1;
  position: relative;
}

.ab2 .tt .xian {
  display: block;
  width: 20px;
  height: 2px;
  background: #0f91d3;
  margin-top: 12px;
}

.ab2 .bt1 {
  text-align: center;
  margin: 30px 0 20px;
}

.ab2 .bt2 {
  text-align: center;
  color: #666;
  margin-bottom: 100px;
}

.ab2 .abox {
  position: relative;
  width: 100%;
}

.ab2 .abox .xian {
  width: 100%;
  height: 1px;
  background: url(../images/2_5.png) center repeat-x;
  position: absolute;
  top: 120px;
  left: 0;
}

.ab2 .abox .swiper_a1 {
  /* width: 1020px; */
  margin: 0 auto;
}

.ab2 .abox .swiper_a1 .sbo {
  line-height: 1.5;
}

.ab2 .abox .swiper_a1 .sbo .s_zl {
  color: #63b244;
}

.ab2 .abox .swiper_a1 .sbo .s_bt {
  color: #63b244;
  margin: 10px 0 5px;
}

.ab2 .abox .swiper_a1 .sbo .yuan {
  width: 32px;
  height: 32px;
  background: #63b244;
  border-radius: 50%;
  margin: 5px 0 20px;
}

.ab2 .abox .swiper_a1 .sbo .stc {
  color: #666;
  margin-top: 10px;
}

.ab2 .abox .swiper_a1 .swiper-slide:nth-child(2n) .sbo .s_zl,
.ab2 .abox .swiper_a1 .swiper-slide:nth-child(2n) .sbo .s_bt {
  color: #00a0e9;
}

.ab2 .abox .swiper_a1 .swiper-slide:nth-child(2n) .sbo .yuan {
  background: #00a0e9;
}

.ab2 .abox .swiper_a1 .swiper-slide:nth-child(3n) .sbo .s_zl,
.ab2 .abox .swiper_a1 .swiper-slide:nth-child(3n) .sbo .s_bt {
  color: #0071b1;
}

.ab2 .abox .swiper_a1 .swiper-slide:nth-child(3n) .sbo .yuan {
  background: #0071b1;
}

.ab2 .abox .prev_a1 {
  width: 40px;
  height: 40px;
  background: url(../images/2_6.png) center no-repeat;
  top: 100px;
  margin-top: 0;
  left: 0;
}

.ab2 .abox .next_a1 {
  width: 40px;
  height: 40px;
  background: url(../images/2_7.png) center no-repeat;
  top: 100px;
  margin-top: 0;
  right: 0;
}

.swiper-button-next.swiper-button-disabled,
.swiper-button-prev.swiper-button-disabled {
  opacity: 1;
}

.ab3 {
  padding-top: 148px;
  height: 610px;
  background: url(../images/2_5.jpg) center no-repeat;
  background-size: cover;
}

.ab3 .tt {
  line-height: 1;
  position: relative;
}

.ab3 .tt .xian {
  display: block;
  width: 20px;
  height: 2px;
  background: #0f91d3;
  margin-top: 12px;
}

.ab3 .abox {
  position: relative;
}

.ab3 .abox .swiper_a2 {
  width: 1060px;
  margin: 55px auto 0;
}

.ab3 .abox .swiper_a2 .sbo {
  text-align: center;
}

.ab3 .abox .swiper_a2 .sbo .img {
  padding: 10px;
  border: 1px solid #999;
}

.ab3 .abox .swiper_a2 .sbo .img img {
  display: block;
  width: 100%;
}

.ab3 .abox .swiper_a2 .sbo .txt {
  color: #0f91d3;
  margin-top: 25px;
}

.ab3 .abox .prev_a2 {
  border-radius: 50%;
  -webkit-transition: all .3s;
  -moz-transition: all .3s;
  transition: all .3s;
  width: 40px;
  height: 40px;
  background: url(../images/2_6.png) center no-repeat;
  top: 100px;
  margin-top: 0;
  left: 0;
}

.ab3 .abox .next_a2 {
  border-radius: 50%;
  -webkit-transition: all .3s;
  -moz-transition: all .3s;
  transition: all .3s;
  width: 40px;
  height: 40px;
  background: url(../images/2_7.png) center no-repeat;
  top: 100px;
  margin-top: 0;
  right: 0;
}

.ab3 .abox .prev_a2:hover {
  -moz-box-shadow: 0px 1px 5px #006cbc;
  -webkit-box-shadow: 0px 1px 5px #006cbc;
  box-shadow: 0px 1px 5px #006cbc;
}

.ab3 .abox .next_a2:hover {
  -moz-box-shadow: 0px 1px 5px #006cbc;
  -webkit-box-shadow: 0px 1px 5px #006cbc;
  box-shadow: 0px 1px 5px #006cbc;
}


/* 产品 */

.prod1 {
  padding: 30px 0 100px;
}

.prod1 .tt {
  line-height: 1;
  position: relative;
}

.prod1 .tt .xian {
  display: block;
  width: 20px;
  height: 2px;
  background: #0f91d3;
  margin-top: 12px;
}

.prod1 .tt .nav_a {
  font-size: 14px;
  position: absolute;
  top: 0;
  right: 0;
}

.prod1 .tt .nav_a a {
  display: block;
  float: left;
  color: #999;
  padding-right: 24px;
  background: url(../images/2_1.png) center right no-repeat;
}

.prod1 .tt .nav_a a:last-child {
  padding: 0;
  background: transparent;
}

.prod1 .tt .nav_a a:hover {
  color: #0f91d3;
}

.prod1 .pbt {
  padding: 45px 0 0;
}

.prod1 .pbt .plt {
  width: 280px;
  float: left;
  border-right: 1px solid #ddd;
  padding-right: 30px;
}

.prod1 .pbt .plt .num {
  color: #439ad2;
}

.simsun {
  font-family: simsun;
}

.prod1 .pbt .plt .num img {
  display: inline-block;
  position: relative;
  top: -3px;
}

.prod1 .pbt .plt .day {
  line-height: 1.8;
  margin: 20px 0 10px;
}

.prod1 .pbt .plt .ptt {
  width: 100%;
  line-height: 48px;
  background: url(../images/3_2.jpg) no-repeat;
  background-size: cover;
  color: #fff;
  padding: 0 15px;
}

.prod1 .pbt .plt .ul1 {
  padding-top: 35px;
}

.prod1 .pbt .plt .ul1 li {
  margin-bottom: 30px;
  cursor: pointer;
}

.prod1 .pbt .plt .ul1 li .ltp {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  transition: all .5s;
  padding-left: 25px;
  background: url(../images/3_2.png) left center no-repeat;
  color: #439ad2;
}

.prod1 .pbt .plt .ul1 li .lbt {
  padding: 1px 0 0 35px;
  display: none;
}

.prod1 .pbt .plt .ul1 li .lbt {}

.prod1 .pbt .plt .ul1 li .lbt a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
  color: rgba(5, 5, 5, 0.5);
  margin-top: 30px;
}

.prod1 .pbt .plt .ul1 li .lbt a:hover {
  color: #439ad2;
}

.prod1 .pbt .plt .ul1 li .ltp.act {
  background: url(../images/3_2_1.png) left center no-repeat;
}

.prod1 .pbt .prt {
  width: calc(100% - 280px);
  float: right;
}

.prod1 .pbt .prt .ul1 {}

.prod1 .pbt .prt .ul1 li {
  width: 30.6%;
  float: left;
  margin-bottom: 2.7333%;
  margin-left: 2.7333%;
  padding: 2px;
  border: 1px solid #eee;
}

.prod1 .pbt .prt .ul1 li * {
  -webkit-transition: all .5s;
  -moz-transition: all .5s;
  transition: all .5s;
}

.prod1 .pbt .prt .ul1 li a {
  display: block;
}

.prod1 .pbt .prt .ul1 li a .img {
  display: block;
  width: 100%;
  overflow: hidden;
}

.prod1 .pbt .prt .ul1 li a .img img {
  display: block;
  width: 100%;
  transform: scale(1.001);
  -webkit-transform: scale(1.001);
}

.prod1 .pbt .prt .ul1 li a .txt {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
  line-height: 60px;
}

.prod1 .pbt .prt .ul1 li:hover a .img img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
}

.prod1 .pbt .prt .ul1 li:hover a .txt {
  background: #439ad2;
  color: #fff;
}



/* 产品详情 */

.prodc1 {
  padding: 30px 0 150px;
}

.prodc1 .tt {
  line-height: 1;
  position: relative;
}

.prodc1 .tt .xian {
  display: block;
  width: 20px;
  height: 2px;
  background: #0f91d3;
  margin-top: 12px;
}

.prodc1 .tt .nav_a {
  font-size: 14px;
  position: absolute;
  top: 0;
  right: 0;
}

.prodc1 .tt .nav_a a {
  display: block;
  float: left;
  color: #999;
  padding-right: 24px;
  background: url(../images/2_1.png) center right no-repeat;
}

.prodc1 .tt .nav_a a:last-child {
  padding: 0;
  background: transparent;
}

.prodc1 .tt .nav_a a:hover {
  color: #0f91d3;
}

.prodc1 .ptp {
  text-align: center;
  line-height: 1.5;
  margin: 50px 0 30px;
  color: #666;
}

.prodc1 .ptp .en {
  color: #999;
}

.prodc1 .ptp .ptt {
  color: #2f70ae;
  line-height: 2;
}

.prodc1 .pbt {
  padding: 45px 0 100px;
  border: 1px solid #ddd;
  text-align: center;
}

.prodc1 .pbt .ftt {
  font-size: 38px;
  color: #666;
  position: relative;
}

.prodc1 .pbt .ftt s {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #777;
  margin: 0 10px;
  position: relative;
  top: -15px;
}

.prodc1 .pbt .bubiao {
  display: block;
  margin: 20px auto;
}

.prodc1 .pbt .ftt2 {
  color: #666;
  line-height: 1.8;
  margin-bottom: 40px;
}

.prodc1 .pbt .ftt3 {
  margin: 55px 0 65px;
}

.prodc1 .pbt .ul1 {}

.prodc1 .pbt .ul1 li {
  width: 33.33%;
  display: block;
  text-align: center;
  float: left;
  color: #666;
  line-height: 2;
}

.prodc1 .pbt .ul1 li .img {
  width: 320px;
  border-radius: 50%;
  overflow: hidden;
  padding: 10px;
  border: 1px solid #0f91d3;
  margin: 0 auto 20px;
}

.prodc1 .pbt .ul1 li .img img {
  display: block;
  width: 100%;
  border-radius: 50%;
}

.prodc1 .pbt .ul1 li .ltc {
  line-height: 1.8;
}

.prodc1 .pbt .pbt_c0 {
  border-top: 1px solid #0f91d3;
  padding: 0 50px;
  margin-top: 100px;
}

.prodc1 .pbt .pbt_c0 .pbtt {
  position: relative;
  text-align: justify;
  padding-left: 90px;
  height: 84px;
  color: #666;
}

.prodc1 .pbt .pbt_c0 .pbtt span {
  display: block;
  width: 64px;
  line-height: 84px;
  position: absolute;
  top: 0;
  left: 0;
  background: url(../images/3_3.png) center no-repeat;
  text-align: center;
  color: #fff;
  font-size: 48px;
}

.prodc1 .pbt .pbt_c0 .pbtt .pcn {
  padding: 20px 0 5px;
}

.prodc1 .pbt .pbt_c0 .ftt {
  margin: 70px 0 20px;
}

.prodc1 .pbt .pbt_c0 .ftt2 {
  margin-bottom: 50px;
}

.prodc1 .pbt .pbt_c0 img {
  display: block;
  margin: 0 auto;
  width: 100%;
}

.prodc1 .pbt .pbt_c2 img {
  margin: 50px auto 10px;
}

.prodc1 .pbt .pbt_c2 .pul1 {
  background: #0e9edb;
  min-height: 270px;
  padding: 65px 3%;
  color: #fff;
}

.prodc1 .pbt .pbt_c2 .pul1 li {
  width: 25%;
  float: left;
  text-align: center;
  padding: 0 3%;
  line-height: 1.5;
}

.prodc1 .pbt .pbt_c2 .pul1 li .ltt {
  margin-bottom: 20px;
}

.prodc1 .pbt .ul2 {
  width: 1000px;
  margin: 0 auto;
}

.prodc1 .pbt .ul2 li {
  width: 455px;
  float: left;
  margin-bottom: 50px;
  color: #666;
  line-height: 1.8;
}

.prodc1 .pbt .ul2 li:nth-child(2n) {
  float: right;
}

.prodc1 .pbt .ul2 li .img {
  display: block;
  width: 100%;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid #eee;
  margin-bottom: 20px;
}

.prodc1 .pbt .txt {
  padding: 0 70px;
}

.prodc1 .pbt .txt img {
  display: block;
  width: 100%;
}

.prodc1 .pbt .txt .tx {
  background: #e3e9ed;
  color: #0e9edb;
  line-height: 2;
  padding: 20px 0;
  margin-top: 20px;
}

.prodc1 .pbt .pbt_c4 .pul1 {
  margin-top: 20px;
}

.prodc1 .pbt .pbt_c4 .pul1 li {
  margin-bottom: 8px;
}

.prodc1 .pbt .pbt_c4 .pul1 li .img {
  width: calc(50% - 4px);
  float: right;
  overflow: hidden;
  height: 300px;
}

.prodc1 .pbt .pbt_c4 .pul1 li .img img {
  display: block;
  height: 100%;
}

.prodc1 .pbt .pbt_c4 .pul1 li .llt {
  width: calc(50% - 4px);
  float: left;
  overflow: hidden;
  position: relative;
  text-align: left;
  background: #f1f2f3;
  height: 300px;
}

.prodc1 .pbt .pbt_c4 .pul1 li .llt .ltxt {
  position: absolute;
  width: 68%;
  color: #666;
  line-height: 1.8;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
}

.prodc1 .pbt .pbt_c4 .pul1 li .llt .ltxt .ltt {
  color: #333;
  margin-bottom: 5px;
}

.prodc1 .pbt .pbt_c4 .pul1 li:nth-child(2n) .img {
  float: left;
}

.prodc1 .pbt .pbt_c4 .pul1 li:nth-child(2n) .llt {
  float: right;
}

.prodc1 .pbt .pbttp50 {
  margin-top: 50px;
}

.prodc1 .pbt .pbt_c5 .pul1 {
  margin-top: 80px;
  padding: 0 0px;
}

.prodc1 .pbt .pbt_c5 .pul1 li {
  width: 25%;
  float: left;
  text-align: center;
  border-right: 1px solid #c9c7b2;
  color: #666;
  line-height: 1.8;
}

.prodc1 .pbt .pbt_c5 .pul1 li:last-child {
  border: 0;
}

.prodc1 .pbt .pbt_c5 .pul1 li img {
  display: block;
  width: 170px;
  border-radius: 50%;
  margin: 0 auto 30px;
}

.prodc1 .pbt .pbt_c5 .pul1 li .ltt {
  color: #333;
}

.prodc1 .pbt .pbt_c6 {}

.prodc1 .pbt .pbt_c6 .ptbox {
  margin-top: 70px;
}

.prodc1 .pbt .pbt_c6 .ptbox .plt {
  width: 52%;
  float: left;
  border-radius: 10px;
  overflow: hidden;
}

.prodc1 .pbt .pbt_c6 .ptbox .plt img {
  display: block;
  width: 100%;
}

.prodc1 .pbt .pbt_c6 .ptbox .prt {
  text-align: justify;
  width: 48%;
  float: right;
  padding-left: 5%;
}

.prodc1 .pbt .pbt_c6 .ptbox .prt li {
  color: #666;
  line-height: 1.8;
  margin-bottom: 45px;
}

.prodc1 .pbt .pbt_c6 .ptbox .prt li .ltt {
  color: #333;
}

.prodc1 .pbt .pbt_c7 .ptt {
  margin: 65px 0 50px;
  color: #0e9edb;
}

.prodc1 .pbt .pbt_c7 .pul1 {}

.prodc1 .pbt .pbt_c7 .pul1 li {
  width: 32%;
  float: left;
  margin-right: 2%;
}

.prodc1 .pbt .pbt_c7 .pul1 li:nth-child(3n) {
  margin-right: 0;
}

.prodc1 .pbt .pbt_c7 .pul1 li .img {
  display: block;
  width: 100%;
  border-radius: 10px;
  overflow: hidden;
}

.prodc1 .pbt .pbt_c7 .pul1 li .ltxt {
  line-height: 100px;
}

.prodc1 .pbt .pbt_c8 .ptt {
  margin: 30px 0 0;
  color: #0e9edb;
  line-height: 1.5;
}



@media (max-width: 1680px) {

  .banner_ny img {
    width: 100%;
  }

}


@media (max-width: 1440px) {

  .prodc1 .pbt .pbt_c6 .ptbox .prt li {
    line-height: 1.5;
    margin-bottom: 30px;
  }

}

@media (max-width: 1366px) {}

@media (max-width: 1280px) {}

@media (max-width: 1024px) {



  .ab1 {
    padding-bottom: 50px;
  }

  .ab1 .abt .art .atc2 {
    margin-top: 30px;
  }

  .ab1 .abt .art .att3 {
    padding-bottom: 10px;
    margin-bottom: 10px;
  }

  .ab2 .abox .swiper_a1,
  .ab3 .abox .swiper_a2 {
    width: 100%;
  }

  .ab3 .abox .next_a2 {
    top: 70px;
    right: -20px;
  }

  .ab3 .abox .prev_a2 {
    top: 70px;
    left: -20px;
  }

  .prod1 .pbt .prt .ul1 li {
    width: 44%;
    margin-left: 6%;
    margin-bottom: 5%;
  }

  .prod1 .pbt .prt .ul1 li:nth-child(2n) {}

  .prod1,
  .prodc1,
  .prodc1 .pbt {
    padding-bottom: 50px;
  }

  .prodc1 .pbt .ul1 li .img {
    width: 230px;
  }

  .prodc1 .pbt .pbt_c0 {
    margin-top: 50px;
  }




}

@media (max-width: 960px) {

  .f_16 {
    font-size: 14px;
  }

  .f_18 {
    font-size: 16px;
  }

  .f_20 {
    font-size: 18px;
  }

  .f_22 {
    font-size: 20px;
  }

  .f_24 {
    font-size: 20px;
  }

  .f_26 {
    font-size: 22px;
  }

  .f_28 {
    font-size: 22px;
  }

  .f_30 {
    font-size: 24px;
  }

  .f_32 {
    font-size: 24px;
  }

  .f_34 {
    font-size: 24px;
  }

  .f_36 {
    font-size: 24px;
  }

  .f_40 {
    font-size: 30px;
  }

  .banner_ny .b_nav,
  .prod1 .tt .nav_a {
    display: none;
  }

  .banner_ny .mimg {
    display: block;
  }

  .banner_ny .pimg,
  .banner_ny .img,
  .ab1 .tt .nav_a {
    display: none;
  }

  .ab1 {
    padding: 30px 0;
  }

  .ab1 .bt {
    margin: 10px 0;
  }

  .ab1 .bt img {
    width: 180px;
  }

  .ab1 .qjf,
  .ab1 .tc {
    width: 100%;
  }

  .ab1 .abt {
    margin-top: 20px;
    padding: 0;
    background: #fff;
  }

  .ab1 .abt .alt {
    width: 100%;
    float: none;
  }

  .ab1 .abt .alt img {
    width: 100%;
    height: auto;
  }

  .ab1 .abt .art {
    width: 100%;
    float: none;
    color: #666;
  }

  .ab1 .abt .art {
    margin-top: 20px;
  }

  .ab1 .abt .art .att s {
    background: #666;
  }

  .ab1 .abt .art .att2 {
    margin: 15px 0;
  }

  .tacnhuang .tbox .out {
    width: 30px;
    height: 30px;
    top: -50px;
    right: 0;
  }

  .ab2 {
    padding: 30px 0;
    height: auto;
  }

  .ab2 .abox .prev_a1,
  .ab2 .abox .next_a1,
  .ab3 .abox .next_a2,
  .ab3 .abox .prev_a2 {
    display: none;
  }

  .ab2 .abox .swiper_a1 .sbo .yuan {
    margin-top: 15px;
  }

  .ab2 .abox .swiper_a1 {
    padding-bottom: 30px;
  }

  .ab3 {
    padding: 30px 0;
    height: auto;
  }

  .ab3 .abox .swiper_a2 {
    margin: 30px 0;
    padding-bottom: 30px;
  }

  .prod1 .pbt {
    padding-top: 20px;
  }

  .prod1 .pbt .plt {
    display: none;
  }

  .prod1 .pbt .prt {
    width: 100%;
  }

  .prod1 .pbt .prt .ul1 li {
    width: 48%;
    margin: 0 0 20px;
  }

  .prod1 .pbt .prt .ul1 li:nth-child(2n) {
    float: right;
  }

  .prod1 {
    padding-bottom: 30px;
  }

  .prodc1 .tt .nav_a {
    display: none;
  }

  .prodc1 .ptp {
    margin: 20px 0 10px;
  }

  .prodc1 .pbt {
    padding: 30px 0;
  }

  .prodc1 .pbt .ftt {
    font-size: 30px;
  }

  .prodc1 .pbt .ftt s {
    top: -5px;
  }

  .prodc1 .pbt .ftt2 {
    padding: 0 5%;
  }

  .prodc1 .pbt .ftt2 br {
    display: none;
  }

  .prodc1 .pbt .ftt {
    font-size: 24px;
    margin: 20px 0;
  }

  .prodc1 .pbt .ul1 li {
    width: 100%;
    float: none;
    margin: 0 0 20px;
  }

  .prodc1 .pbt .pbt_c0 {
    padding: 0 5%;
  }

  .prodc1 .pbt .pbt_c0 .ftt {
    margin: 30px 0 20px;
  }

  .prodc1 .pbt .pbt_c0 .ftt2 {
    margin-bottom: 20px;
  }

  .prodc1 .pbt .pbt_c2 .pul1 {
    padding: 30px 5%;
  }

  .prodc1 .pbt .pbt_c2 .pul1 li {
    width: 100%;
    float: none;
    margin-bottom: 20px;
  }

  .prodc1 .pbt .pbt_c2 .pul1 li .ltt {
    margin-bottom: 10px;
  }

  .prodc1 .pbt .ul2 {
    width: 100%;
  }

  .prodc1 .pbt .ul2 li {
    width: 90%;
    float: none;
    margin: 0 auto 20px;
  }

  .prodc1 .pbt .txt {
    padding: 0 5%;
  }

  .prodc1 .pbt .pbt_c4 .pul1 li .img {
    width: 100%;
    float: none;
    height: auto;
  }

  .prodc1 .pbt .pbt_c4 .pul1 li .llt {
    width: 100%;
    float: none;
    height: auto;
  }

  .prodc1 .pbt .pbt_c4 .pul1 li .llt .ltxt {
    position: static;
    transform: translate(0%, 0%);
    -webkit-transform: translate(0%, 0%);
    width: 100%;
    padding: 20px 5%;
  }

  .prodc1 .pbt .txt .tx {
    padding: 20px 5%;
    font-size: 18px;
  }

  .prodc1 .pbt .pbt_c0 .pbtt .pcn {
    font-size: 16px;
  }

  .prodc1 .pbt .pbt_c5 .pul1 {
    margin-top: 30px;
  }

  .prodc1 .pbt .pbt_c5 .pul1 li {
    width: 100%;
    float: none;
    margin: 0 0 30px;
    border: 0;
  }

  .prodc1 .pbt .pbt_c5 .pul1 li img {
    margin-bottom: 15px;
  }

  .prodc1 .pbt .pbt_c6 .ptbox .plt {
    width: 100%;
    float: none;
  }

  .prodc1 .pbt .pbt_c6 .ptbox .prt {
    padding: 0;
    width: 100%;
    float: none;
    margin-top: 30px;
  }

  .prodc1 .pbt .pbt_c6 .ptbox .prt li {
    margin-bottom: 15px;
  }

  .prodc1 .pbt .pbt_c6 .ptbox {
    margin-top: 30px;
  }

  .prodc1 .pbt .pbt_c7 .ptt {
    margin: 20px 0;
  }

  .prodc1 .pbt .pbt_c7 .pul1 li {
    width: 48%;
    margin: 0 0 20px;
  }

  .prodc1 .pbt .pbt_c7 .pul1 li:nth-child(2n) {
    float: right;
  }

  .prodc1 .pbt .pbt_c7 .pul1 li .ltxt {
    line-height: 30px;
  }




}