.change {
  max-width: 1400px;
  margin: 100px auto;
}

.change .tab_change {
  width: 100%;
  height: 37px;
  border-bottom: 1px solid #ccc;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  margin-bottom: 50px;
}

.change .tab_change span {
  line-height: 37px;
  text-align: center;
  font-size: 22px;
  position: relative;
  margin: 0 50px;
}

.change .tab_change span .active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 110%;
  height: 3px;
  margin-left: -5%;
  background: #41abb0;
  margin-top: 5px;
}

.change .tab_change span .active {
  color: #41abb0;
}

.change .pic {
  width: 100%;
}

.black {
  width: 100%;
  height: 950px;
  background-color: #f5f5f5;
}
.black_con{
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding-top: 100px;
}
.black_con .titel{
  width: 100%;
  height: 31px;
  margin: 0 auto;
  margin-bottom: 100px;
  font-size: 32px;
  color: #000;
  font-weight: bold;
}
.black_con .cont{
  width: 100%;
  display: flex;
  position: relative;
}
.black_con .cont .intro{
  width: 40%;
  padding-top: 79px;
}
.black_con .cont .intro>div{
  width: 122.5%;
  height: 128px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* margin-bottom: 125px; */
  margin-bottom: 60px;
}
.black_con .cont .intro .pic{
  width: 18.7%;
  height: 128px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.black_con .cont .intro img{
  width: 100%;
}
.black_con .cont .intro .txt{
  width: 43%;
	height: 100px;
}
.black_con .cont .intro .txt p{
  font-size: 24px;
  color: #000;
  height: 23px;
}
.black_con .cont .intro .txt div{
  font-size: 16px;
  color: #666;
  margin-top: 32px;
}
.black_con .cont .intro .line{
  position: relative;
  width: 30%;
  height: 128px;
}
.black_con .cont .intro .line div{
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  margin-top: -1px;
  background-color: #39a9ae;
}
.black_con .cont .intro .line div::after{
  content: '';
  background-color: #39a9ae;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  position: absolute;
  top: 0;
  right: 0;
  margin-top: -4px;
  margin-right: -8px;
}
.black_con .cont .graphs{
  width: 60%;
  display: flex
}
.black_con .cont .graphs .add{
  /* width: 58px; */
  width: 160px;
	height: 523px;
  line-height: 523px;
  text-align: center;
  font-size: 120px;
  color: #41abb0;
}

.black_con .cont .graphs .left{
  /* width: 46%; */
  width: 42%;
  /* height: 523px; */
  display: flex;
  justify-content: center;
  align-items: center;
}
.black_con .cont .graphs .right{
  /* width: 46%; */
  width: 44%;
  /* height: 523px; */
  position: absolute;
  top: 0;
  right: -17%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.black_con .cont .graphs .left img,.black_con .cont .graphs .right img{
  width: 80%;
}
.colours{
  /* height: 800px; */
  padding-bottom: 100px;
  background-color: #fff;
  overflow: hidden;
}
.colours .black_con .cont .intro{
  padding-top: 0;
}
.colours .black_con .cont .graphs>div{
  /* width: 33%; */
  width: 33.3%;
}
.colours .black_con .cont .intro>div{
  width: 100%;
}
.colours .black_con .cont .intro .pic{
  width: 54%;
  position: relative;
}
.colours .black_con .cont .intro .pic img{
  position: absolute;
  top: 18px;
  left: -113px;
}

.video{
  width: 100%;
  overflow: hidden;
}
.wideo img{
  width: 100%;
}

.reliability {
  width: 100%;
  /* height: 1420px; */
  padding-bottom: 40px;
  overflow: hidden;
}
.reliability_con{
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding-top: 100px;
}
.reliability_con .titel{
  width: 100%;
  height: 31px;
  margin: 0 auto;
  margin-bottom: 100px;
  font-size: 32px;
  color: #000;
  font-weight: bold;
}
.reliability_con .cont{
  width: 100%;
}
.reliability_con .cont .pic{
  width: 100%;
  margin-bottom: 60px;
}
.reliability_con .cont .pic img{
  width: 100%;
}
.reliability_con .cont .kind{
  width: 100%;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}
.reliability_con .cont .kind .items{
  width: 29.3%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
}
.reliability_con .cont .kind .pic{
  margin-right: 20px;
}
.reliability_con .cont .kind .items img{
  width: 100%;
}
.reliability_con .cont .kind .items .txt{
  width: 50%;
  font-size: 24px;
  color: #000;
}
.parameter {
  width: 100%;
  /* height: 750px; */
  background-color: #f5f5f5;
  overflow: hidden;
  padding-bottom: 100px;
}
.parameter_con{
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding-top: 70px;
}
.parameter_con .titel{
  width: 100%;
  /* height: 31px; */
  margin: 0 auto;
  margin-bottom: 50px;
  font-size: 32px;
  color: #000;
  font-weight: bold;
  text-align: center;
}
.parameter_con .cont{
  width: 100%;
}
.parameter_con .cont .kind{
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.parameter_con .cont .kinds{
  justify-content: center;
}
.parameter_con .cont .kind .items{
  background-color: #ffffff;
  margin: 0 30px;
  min-width: 300px;
  /* height: 480px; */
  height: auto;
  padding: 10px 40px;
  padding-bottom: 30px;
  flex: 0 0 auto;
  /* max-height: calc(40vh + 120px); */
  text-align: center;
}
.parameter_con .cont .kind .items div{
  width: 100%;
	height: 36px;
	font-size: 24px;
	font-weight: bold;
	color: #41abb0;
}
.parameter_con .cont .kind .items p{
  width: 100%;
	height: 30px;
	font-size: 14px;
	font-weight: bold;
	color: #333;
}
.parameter_con .cont .kind .items img{
  margin: 0 auto;
  margin-top: 30px;
}

.case {
  width: 100%;
  /* height: 945px; */
  padding-bottom: 60px;
  overflow: hidden;
}
.case_con{
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding-top: 90px;
}
.case_con .titel{
  width: 100%;
  /* height: 31px; */
  margin: 0 auto;
  margin-bottom: 50px;
  font-size: 32px;
  color: #000;
  font-weight: bold;
}
.case_con .cont{
  width: 100%;
}
.case_con .cont .kind{
  width: 100%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.case_con .cont .kind .items{
  position: relative;
  width: 31.42%;
	height: 300px;
  margin-bottom: 40px;
}
.case_con .cont .kind .items::after{
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, .4);
  display: none;
}
.case_con .cont .kind .items:hover::after{
  display: block;
}
.case_con .cont .kind .items .text_box{
  position: absolute;
  bottom: 30px;
  left: 20px;
  width: 100%;
  z-index: 2;
}
.case_con .cont .kind .items .text_box .text_p{
	font-size: 24px;
	line-height: 32px;
	color: #ffffff;
}

.text_box .text_dz{
  display: none;
  transition: all 0.6s;
  -webkit-transition: all 0.6s;
}
.case_con .cont .kind .items:hover .text_box .text_dz {
  display: block;
}
.case_con .cont .kind .items:hover .text_box .text_dz p{
  font-size: 16px;
  line-height: 28px;
  color: #fff;
}



/* 2022-2-14 */
.main_box{
  max-width: 1400px;
  margin: auto;
}
.programme{
  background-color: #f7f7f7;
  padding-top:90px;
  padding-bottom: 120px;
  overflow: hidden;
}
.programme_box{
  position: relative;
  margin-top: 100px;
}
.programme_box .programme_img{
  position: absolute;
  width: 100%;
  text-align: center;
}
.programme_box .programme_img img{
  display: inline-block;
  margin-left: 50px;
}
.programme_content{
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  position: relative;
  z-index: 10;
}
.programme_items {
  min-height: 540px;
}
.programme_items_left{
  width: 36.4%;
  text-align: left;
}
.programme_items_right{
  width: 36.4%;
  text-align: right;
}
.programme_items_left .programme_item div{
  padding-right: 45%;
}
.programme_items_right .programme_item div{
  padding-left: 45%;
}
.programme_items_right .programme_item{
  padding-right: 40px;
}
.programme_items_left .programme_item{
  padding-left: 40px;
}
.programme_items .programme_item  h5{
  font-size: 24px;
  color: #333333;
  margin-bottom: 10px;
}
.programme_items .programme_item div p{
  font-size: 16px;
  line-height: 28px;
  color: #666666;
}
.programme_content .programme_items{
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.programme_content .programme_items .programme_item{
  margin: 40px 0;
}
.programme_items_left .programme_item:nth-child(1){
  background: url(../images/num01.png) no-repeat top 8px left;
}
.programme_items_left .programme_item:nth-child(1) h5{
  background: url(../images/num01icon.png) no-repeat center right;
}

.programme_items_left .programme_item:nth-child(2){
  background: url(../images/num02.png) no-repeat top 8px left;
}
.programme_items_left .programme_item:nth-child(2) h5{
  background: url(../images/num02icon.png) no-repeat center right 30px;
}

.programme_items_left .programme_item:nth-child(3){
  background: url(../images/num03.png) no-repeat top 8px left;
}
.programme_items_left .programme_item:nth-child(3) h5{
  background: url(../images/num03icon.png) no-repeat center right 60px;
}

.programme_items_right .programme_item:nth-child(1){
  background: url(../images/num04.png) no-repeat top 8px right;
}
.programme_items_right .programme_item:nth-child(1) h5{
  background: url(../images/num04icon.png) no-repeat center left;
}

.programme_items_right .programme_item:nth-child(2){
  background: url(../images/num05.png) no-repeat top 8px right;
}
.programme_items_right .programme_item:nth-child(2) h5{
  background: url(../images/num05icon.png) no-repeat center left 50px;
}

.programme .title{
  font-size: 32px;
  color: #333333;
  font-weight: bold;
}
.programme .programme_p{
  font-size: 16px;
  color: #333333;
  margin-top: 40px;
}
.colorsteeltile{
  padding-top: 90px;
  padding-bottom: 60px;
  overflow: hidden;
}
.colorsteeltile .title{
  font-size: 32px;
  color: #333333;
  font-weight: bold;
}
.colorsteeltile .colorsteeltile_p{
  font-size: 16px;
  color: #333333;
  margin-top: 40px;
}
.colorsteeltile_left{
  width: 28.6%;
  display: flex;
  align-items: center;
}
.colorsteeltile_right{
  width: 58%;
}
.colorsteeltile_box{
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}
.colorsteeltile_left .items{
  display: flex;
  flex-direction: row;
  margin-bottom: 50px;
  align-items: center;
  justify-content: space-between;
}
.colorsteeltile_left .items:last-child{
  margin-bottom: 0;
}
.colorsteeltile_left .items .left{
  width: 128px;
}
.colorsteeltile_left .items .text{
  width: 55%;
  height: 100%;
}
.colorsteeltile_left .items h5{
  font-size: 24px;
  line-height: 32px;
  color: #333333;
}
.colorsteeltile_left .items p{
  color: #666666;
  font-size: 16px;
  line-height: 28px;
  margin-top: 10px;
}
.colorsteeltile_box{
  margin-top: 50px;
}
.videobg{
  position: relative;

}
.videobg video{
  object-fit:fill;
  display: block;
}
.videobgaf:after{
  position: absolute;
  width: 100%;
  height: 100%;
  content: '';
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, .5);
}
.videobgaf.videono:after{
  display: none;
}
.videobg .videoplay{
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -40px;
  margin-left: -40px;
  z-index: 3;
  cursor: pointer;
}
.advantage_jk_box{
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  padding-top: 50px;
}
.advantage_jk_box .advantage_jk_left{
  width: 55.7%;
  display: flex;
  flex-direction: row;
  position: relative;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text{
  padding-top: 150px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text h5{
  font-size: 24px;
  line-height: 32px;
  color: #333333;
  text-align: center;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p{
  font-size: 16px;
  line-height: 28px;
  color: #666;
  text-align: center;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p span{
  font-size: 16px;
  line-height: 28px;
  color: #369fa4;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p em{
  font-size: 16px;
  line-height: 28px;
  color: #369fa4;
}
.advantage_jk_box .advantage_jk_right{
  width: 39%;
  position: relative;
  margin-top: 130px;
}
.advantage_jk_box .advantage_jk_right .jk_icon2{
  position: absolute;
  top: 70px;
  right: 0;
}
.advantage_jk .title{
  font-size: 32px;
    color: #333333;
    font-weight: bold;
}
.cs_title{
  margin-top: 30px;
  margin-bottom: 15px;
}
.canshu{
  margin-top: 20px;
}
.advantage_jk_left .imgs{
  position: relative;
}
.advantage_jk_left .imgs .jk_icon{
  position: absolute;
  right: -260px;
  bottom: 145px;
}
.ljdg .order{
  display: block;
    width: 160px;
    height: 42px;
    line-height: 38px;
    border: 2px solid #333333;
    border-radius: 20px;
    margin-top: 8vh;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    transition: .3s;
    font-weight: bold;
    color: #333;
}
.ljdg .order:hover {
  border-color: #39a9ae;
  background-color: #39a9ae;
  color: white;
}
.ljdg{
  position: absolute;
  bottom: 0;
  
}
.advantage_jk_left .ljdg{
  left: 100px;
}
.advantage_jk_right .ljdg{
  left: 45px;
}
.advantage_jk{
  padding-bottom: 100px;
  padding-top: 90px;
  overflow: hidden;
}
.casebgs{
  background-color: #f7f7f7;
}
.case .titel{
  position: relative;
}
.case .titel .case_more{
    display: block;
    width: 160px;
    height: 42px;
    line-height: 38px;
    border: 2px solid #333333;
    border-radius: 20px;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    transition: .3s;
    font-weight: bold;
    color: #333;
    position: absolute;
    right: 0;
    bottom: 10px;
}
.case .titel .case_more:hover {
  border-color: #39a9ae;
  background-color: #39a9ae;
  color: white;
}
.parameterpdf .pdf_more{
    display: block;
    width: 120px;
    height: 38px;
    line-height: 34px;
    border: 2px solid #333333;
    border-radius: 19px;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    transition: .3s;
    font-weight: bold;
    color: #333;
    margin: 20px auto;
}
.parameterpdf .pdf_more:hover{
  border-color: #39a9ae;
  background-color: #39a9ae;
  color: white;
}

.video-box .video-container{
  width: 73.2%;
  min-height: 84%;
}
.video-close{
  top: calc(52px + 3%);
  right: 11%;
}





/* 2022-2-28 */
.black_con .cont .graphs .right{
  display: none;
}
.black_con .cont .graphs .add{
  display: none;
}
.black_con .cont .graphs{
  width: 30%;
}
.black_con .cont .graphs .left{
  width: 100%;
}
.black_con .cont{
  justify-content: center;
}
.black_con.black_cons .cont .graphs{
  width: 60%;
}



/* 2022-2-23 */
@media (max-width: 1440px){
  .main_box{
    max-width: calc(50% + 420px);
  }
  .change{
    max-width: calc(50% + 420px);
    margin: 50px auto;
  }
  .case_con{
    max-width: calc(50% + 420px);
    padding-top: 50px;
  }
  .black_con{
    max-width: calc(50% + 420px);
  }
  .reliability_con{
    max-width: calc(50% + 420px);
  }
  .programme {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  .colorsteeltile {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  .advantage_jk {
    padding-bottom: 60px;
    padding-top: 50px;
  }
  .case{
    padding-bottom: 30px;
  }
  .advantage_jk_box .advantage_jk_left .advantage_jk_text {
    padding-top: 20px;
  }
  .advantage_jk_left .imgs .jk_icon {
    right: -190px;
    bottom: 30%;
  }
  .advantage_jk_box .advantage_jk_right .jk_icon2{
    right: -10%;
  }
  .advantage_jk_box .advantage_jk_right{
    margin-top: 100px;
  }

  .programme_items_left .programme_item:nth-child(1) h5{
    background-size: 65%;
  }
  .programme_items_left .programme_item:nth-child(2) h5{
    background-size: 50%;
  }
  .programme_items_left .programme_item:nth-child(3) h5{
    background-size: 40%;
  }
  .programme_items_right .programme_item:nth-child(1) h5{
    background-size: 200px 8px;
  }
  .programme_items_right .programme_item:nth-child(2) h5{
    background: url(../images/num05icon.png) no-repeat center left 0;
  }
  .black_con .cont .intro>div{
    margin-bottom: 20px;
  }
  .reliability_con .cont .kind .items .icon{
    max-width: 130px;
  }
  .reliability_con .cont .kind .items .txt{
    font-size: 20px;
  }
  .reliability_con .cont .kind .items{
    margin-bottom: 30px;
  }
  .black{
    height: auto;
  }
  .black_con{
    padding-top: 50px;
  }
  .banner .banner-box{
    height: 100%;
    display: flex;
    align-items: center;
  }
  .banner .banner-entitle{
    margin: auto;
    padding-top: 0;
  }
  .programme_content .programme_items .programme_item {
    margin: 14px 0;
  }
  }
@media (max-width: 1366px){
  .colorsteeltile_left .items h5 {
    font-size: 20px;
    line-height: 26px;
  }
  .programme .programme_p{
    margin-top: 20px;
  }
  .colorsteeltile .colorsteeltile_p{
    margin-top: 20px;
  }
  .colorsteeltile_box {
    margin-top: 30px;
  }
  .case_con .cont .kind .items .text_box .text_p {
    font-size: 20px;
    line-height: 26px;
  }
  .case_con .cont .kind .items:hover .text_box .text_dz p {
    font-size: 14px;
    line-height: 24px;
  }
  .black_con .cont .intro .txt p {
    font-size: 20px;
    color: #000;
    height: 20px;
  }
  .black_con .cont .intro .txt div {
    font-size: 14px;
    margin-top: 20px;
  }
  .reliability_con .cont .kind .items .txt {
    font-size: 18px;
  }
}
@media (max-width: 1280px){
  .programme_items .programme_item h5{
    font-size: 20px;
  }
  .programme_items .programme_item div p {
    font-size: 14px;
    line-height: 22px;
}
.colorsteeltile_left .items .left {
  width: 100px;
}
.colorsteeltile_left .items p{
  font-size: 14px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text h5 {
  font-size: 20px;
  line-height: 26px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p {
  font-size: 14px;
  line-height: 24px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p span {
  font-size: 14px;
  line-height: 24px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p em {
  font-size: 14px;
  line-height: 24px;
}
.parameter_con .cont .kind .items{
  margin: 0 10px;
}
}
@media (max-width: 1024px){
  .parameter_con .cont .kind .items{
    margin: 0 5px;
  }
}
@media (max-width: 960px){
  .black_con .titel {
    height: auto;
    margin-bottom: 30px;
    font-size: 24px;
}
.black_con .cont .graphs .right {
  top: 20%;
  right: -20%;
}
.black_con .cont .intro .txt{
  height: auto;
  width: 60%;
}
.black_con .cont .intro .pic{
  height: 100px;
}
.black_con .cont .intro>div{
  height: auto;
}
.colours .black_con .cont .intro .pic img{
  left: -40%;
}
.colours{
  padding-bottom: 50px;
}
.reliability_con{
  padding-top: 30px;
}
.reliability_con .titel{
  height: auto;
  margin-bottom: 30px;
  font-size: 24px;

}
.reliability_con .cont .kind .items .icon {
  max-width: 70px;
}
.reliability_con .cont .kind .items .txt {
  width: 60%;
  font-size: 16px;
}
.parameter_con .cont .kind .items{
    margin: 0 15px;
    min-width: unset;
    padding-left: 40px;
    padding-right: 40px;
}
.parameter_con .cont .kinds{
    justify-content: flex-start;
    overflow-x: auto;
    width: calc(100% - 40px);
    flex-wrap: nowrap;
}
.case_con .cont .kind .items{
  width: 49%;
  margin-bottom: 20px;
}
.advantage_jk_box .advantage_jk_right .jk_icon2{
  max-width: 70%;
  right: -5%;
}
.programme_box .programme_img img{
  max-width: 40%;
  margin: auto;
}
.programme_box .programme_img{
  height: 100%;
  display: flex;
  align-items: center;
}
.programme_box{
  margin-top: 0;
}
.programme_items .programme_item h5{
  background: initial !important;
}
.programme_items{
  min-height: auto;
  padding-top: 30px;
}
.programme_items_right,.programme_items_left{
  width: 48%;
}
.parameter_con .titel{
  height: auto;
    margin-bottom: 30px;
    font-size: 24px;
}
.case_con .titel{
  height: auto;
  margin-bottom: 30px;
  font-size: 24px;
}
.ljdg .order,.parameterpdf .pdf_more,.case .titel .case_more {
  width: 110px;
  height: 34px;
  line-height: 30px;
  border: 1px solid #333333;
  font-size: 14px;
}
.programme .title,.colorsteeltile .title,.advantage_jk .title{
  font-size: 24px;
}
.case_con .cont .kind .items{
  background-repeat: no-repeat;
  background-size: cover;
}
}

@media (max-width: 768px){
  .main_box{
    max-width: 96%;
  }
  .change{
    max-width: 96%;
    margin: 50px auto;
  }
  .case_con{
    max-width: 96%;
    padding-top: 50px;
  }
  .black_con{
    max-width: 96%;
  }
  .reliability_con{
    max-width: 96%;
  }
  .change .tab_change span{
    font-size: 18px;
  }
  .programme {
    padding-top: 30px;
    padding-bottom: 30px;
}
.programme_items .programme_item h5{
  margin-bottom: 0;
  font-size: 18px;
}
.programme_items .programme_item div p {
  font-size: 12px;
  line-height: 20px;
}
.colorsteeltile_box{
  flex-wrap: wrap-reverse;
}
.colorsteeltile_left{
  width: 100%;
}
.colorsteeltile_right{
  width: 100%;
}
.colorsteeltile_left .items .left {
  width: 70px;
}
.colorsteeltile_left .items .text {
  width: 76%;
}
.colorsteeltile_left .items h5 {
  font-size: 18px;
  line-height: 24px;
}
.colorsteeltile_left .items p{
  line-height: 20px;
  margin-top: 0;
}
.colorsteeltile_left .items{
  margin-bottom: 14px;
}
.videobg .videoplay {
  max-width: 40px;
  margin-top: -20px;
  margin-left: -20px;
}
.advantage_jk_box .advantage_jk_left{
  width: 100%;
}
.advantage_jk_box .advantage_jk_right{
  width: 100%;
}
.advantage_jk_box{
  flex-wrap: wrap;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text{
  padding-top: 0;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text h5 {
  font-size: 16px;
  line-height: 22px;
}
.cs_title {
  margin-top: 5px;
  margin-bottom: 5px;
}
.advantage_jk_box .advantage_jk_left .advantage_jk_text p {
  font-size: 12px;
  line-height: 20px;
}
.advantage_jk_left .imgs .jk_icon {
  right: -128px;
  bottom: 34%;
}
.advantage_jk_left .ljdg {
  left: 50%;
  margin-left: -55px;
  bottom: 10%;
}
.advantage_jk_left .ljdg .order{
  margin-top: 0;
}
.advantage_jk_box .advantage_jk_right{
  margin-top: 0;
}
.advantage_jk_box .advantage_jk_right .jk_tu {
  max-width: 40%;
}
.advantage_jk_box .advantage_jk_right .jk_icon2{
  right: 8%;
}
.advantage_jk_right .ljdg{
  left: 50%;
  margin-left: -55px;
}
.case_con .cont .kind .items{
  width: 100%;
}
.black_con .cont .intro{
  width: 100%;
  padding-top: 0;
}
.black_con .cont .intro .line{
  display: none;
}
.black_con .cont .graphs{
  width: 100%;
}
.black_con .cont{
  flex-wrap: wrap-reverse;
}
.black_con .cont .graphs .add {
  width: 38px;
  font-size: 50px;
  height: 300px;
  line-height: 300px;
}
.black_con .cont .graphs .right img{
  width: 100%;
}
.black_con .cont .graphs .right {
  top: 8%;
  right: 0%;
  width: 50%;
}
.black_con .cont .intro>div{
  width: 100%;
}
.black_con .cont .intro .txt{
  width: 74%;
}
.colours .black_con .cont .intro .pic{
  display: none;
}
.colours .black_con .cont{
  flex-wrap: wrap;

}
.colours .black_con .cont .intro {
  padding-top: 30px;
}
.colours .black_con .cont .intro .txt {
  width: 100%;
}
.colours {
  padding-bottom: 10px;
}
.reliability_con .cont .kind .items{
  width: 49%;
}
.reliability_con .cont .kind .items .txt {
  font-size: 12px;
}
.parameter_con .cont .kinds{
  width: 95%;
  margin: auto;
}
.parameter_con{
  padding-top: 50px;
}
.parameter{
  padding-bottom: 50px;
}
.advantage_jk_left .imgs .jk_icon{
  bottom: 80px;
}
.advantage_jk_left .ljdg{
  bottom: 10px;
}
.advantage_jk_box .advantage_jk_right{
  margin-top: 20px;
}

.video-box .video-container{
  width: 100%;
  min-height: 37%;
}
.video-close {
  top: calc(52px + 18%);
  right: 4%;
}
/* 2022-2-28 */
.black_con.black_cons .cont .graphs{
  width: 100%;
}
.black_con .cont .graphs .left{
  width: 60%;
  margin: auto;
}
}