.about .about_foot h2 {
  font-size: 24px;
  font-weight: normal;
  margin-top: 22px;
  padding-bottom: 10px;
  position: relative;
}
.about .about_foot h2::before {
  content: "";
  width: 70px;
  height: 1px;
  background: var(--themeColor);
  position: absolute;
  bottom: 0;
  left: 0;
}
.about .about_foot h3 {
  color: #999;
  font-size: 18px;
  line-height: 40px;
  font-weight: normal;
  margin-bottom: 36px;
}
.about .about_foot1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 100px auto;
}
.about .about_foot1 > div {
  width: 50%;
}
.about .about_foot1 > div:first-of-type {
  width: calc(50% - 80px);
}
/*.about .about_foot1 > div:first-of-type:hover h2,*/
/*.about .about_foot1 > div:first-of-type:hover h3,*/
/*.about .about_foot1 > div:first-of-type:hover p {*/
/*  transition: all 1s;*/
/*  color: var(--themeColor);*/
/*}*/
.about .about_foot1 > div:nth-of-type(2) {
  /*box-shadow: 0 20px 30px 0 rgba(207, 15, 25, 0.08);*/
  overflow: hidden;
}
.about .about_foot1 > div:nth-of-type(2) img {
  width: 100%;
  transition: all 0.5s;
}
.about .about_foot1 > div:nth-of-type(2):hover img {
  scale: 1.1;
}
.about .about_foot1 p {
  font-size: 18px;
  font-family: hei;
  line-height: 2;
}
.about .about_foot2 {
  margin-bottom: 86px;
}
.about .about_foot2 .about_ditu {
  width: 100%;
  height: 500px;
  margin: 0 auto;
  margin-bottom: 150px;
  position: relative;
  background: url("/web/image/ditu.png") no-repeat;
  background-size: contain;
  background-position: center;
  overflow: hidden;
}
.about .about_foot2 .about_ditu #ex,
.about .about_foot2 .about_ditu #exs {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}
.about .about_foot2 .about_ditu #exs {
  opacity: 0.05;
}
.about .about_foot2 .about_ditu .ex_ul {
  position: absolute;
  width: 100%;
  top: 50%;
  left: 0;
  height: 100%;
  transform: translateY(-50%);
  display: flex;
  justify-content: start;
  overflow: hidden;
}
.about_ulul{
    display: none;
}
.about .about_foot2 .about_ditu .ex_ul li {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  /*transform: translateY(180%);*/
  transition: all 0.5s;
  cursor: pointer;
  text-align: center;
}
.about .about_foot2 .about_ditu .ex_ul li:hover h6 {
  color: var(--themeColor);
}
.about .about_foot2 .about_ditu .ex_ul li:hover p {
  color: var(--themeColor);
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(2n) {
  /*transform: translateY(-100%);*/
  flex-direction: column-reverse;
}
.about .about_foot2 .about_ditu .ex_ul li h6 {
  color: #000;
  font-size: 20px;
  font-weight: normal;
}
.about .about_foot2 .about_ditu .ex_ul li p {
  color: #666;
  font-size: 20px;
  white-space: nowrap;
  text-align: center;
    display: flex;
    justify-content: center;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(1) {
  width: 10%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(2) {
  width: 15%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(3) {
  width: 15%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(4) {
  width: 10%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(5) {
  width: 35%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(6) {
  width: 20%;
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(1) p{
  /*justify-content: flex-start;*/
}
.about .about_foot2 .about_ditu .ex_ul li:nth-child(6) p{
  justify-content: flex-end;
}
.about .about_foot2 .about_ditu .swiper-button-next,
.about .about_foot2 .about_ditu .swiper-button-prev {
  color: var(--themeColor);
}
.about .about_foot2 .about_now {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
}
.about .about_foot2 .about_now > div {
  width: calc(50% - 15px);
  padding: 30px 18px;
  padding-top: 10px;
  position: relative;
  display: flex;
    flex-direction: column;
}
.about .about_foot2 .about_now > div:first-of-type {
  background: #4C5056;
}
.about .about_foot2 .about_now > div:nth-of-type(2) {
  background: var(--themeColor);
}
.about .about_foot2 .about_now > div img {
  position: absolute;
  right: 18px;
  top: 0;
  transform: translateY(-50%);
}
.about .about_foot2 .about_now > div .about_now_head {
  display: flex;
  justify-content: start;
  align-items: center;
  font-size: 24px;
  color: #fff;
  line-height: 2;
  margin-bottom: 20px;
}
.about .about_foot2 .about_now > div .about_now_head h5 {
  font-weight: normal;
  opacity: 0.5;
  margin-left: 24px;
}
.about .about_foot2 .about_now > div .about_now_head h4 {
  font-weight: normal;
}
.about .about_foot2 .about_now > div p {
  font-size: 18px;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  min-height: 180px;
  line-height: 2;
  flex: 1;
  /*overflow-x: auto;*/
}
.about .manage_foot {
  position: relative;
}
.about .manage_foot1{
    display: block;
}
.about .manage_foot2{
    display: none;
}
.about .manage_foot img {
  width: 100%;
}
.about .manage_foot .manage_txt {
  position: absolute;
  left: 50%;
  /*top: 50%;*/
  top: 60px;
  transform: translateX(-50%);
}
.about .manage_foot .manage_txt ul{
    max-width: 50%;
}
.about .manage_foot .manage_txt h2,
.about .manage_foot .manage_txt h3,
.about .manage_foot .manage_txt h4,
.about .manage_foot .manage_txt h5,
.about .manage_foot .manage_txt h6,
.about .manage_foot .manage_txt p {
  transition: all 0.5s;
}
.about .manage_foot .manage_txt h2:hover,
.about .manage_foot .manage_txt h3:hover,
.about .manage_foot .manage_txt h4:hover,
.about .manage_foot .manage_txt h5:hover,
.about .manage_foot .manage_txt h6:hover,
.about .manage_foot .manage_txt p:hover {
  color: var(--themeColor);
}
.about .manage_foot .manage_txt .about_foot h2 {
  font-size: 30px;
}
.about .manage_foot .manage_txt ul li {
  display: flex;
  justify-content: flex-start;
  align-items: start;
  margin-bottom: 30px;
}
.about .manage_foot .manage_txt ul li > div {
  min-width: 100px;
}
.about .manage_foot .manage_txt ul li > div:first-of-type {
  margin-right: 40px;
}
.about .manage_foot .manage_txt ul li > div h4,
.about .manage_foot .manage_txt ul li > div h5,
.about .manage_foot .manage_txt ul li > div h6 {
  font-weight: normal;
}
.about .manage_foot .manage_txt ul li > div h4 {
  font-size: 24px;
  color: #333;
  margin-bottom: 20px;
}
.about .manage_foot .manage_txt ul li > div h5 {
  color: var(--themeColor);
  font-size: 14px;
}
.about .manage_foot .manage_txt ul li > div h6 {
  font-size: 20px;
  margin-bottom: 16px;
}
.about .manage_foot .manage_txt ul li > div p {
  font-size: 16px;
  max-width: 620px;
  line-height: 2;
}
.about .mass {
  padding: 90px 0;
}
.about .mass h2:hover,
.about .mass h3:hover {
  transition: all 0.5s;
  color: var(--themeColor);
}
.about .mass .mass_head {
  margin-bottom: 30px;
}
.about .mass .mass_head h2 {
  font-size: 30px;
}
.about .mass .mass_cont {
  display: flex;
}
.about .mass .mass_cont ul {
  width: 50%;
}
.about .mass .mass_cont ul li {
  font-size: 18px;
  height: 100px;
  display: flex;
  align-items: center;
  padding-left: 45px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.5s;
}
.about .mass .mass_cont ul li:last-of-type {
  border: 0;
}
.about .mass .mass_cont ul li .iconfont {
  display: none;
  margin-right: 10px;
}
.about .mass .mass_cont ul li:hover {
  background: var(--themeColor);
  color: #fff;
}
.about .mass .mass_cont ul li:hover .iconfont {
  display: block;
}
.about .mass .mass_cont > div {
  width: 50%;
  height: 500px;
  overflow: hidden;
}
.about .mass .mass_cont > div:hover img {
  scale: 1.1;
}
.about .mass .mass_cont > div img {
  transition: all 0.5s;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about .tech {
  padding: 90px 0;
}
.about .tech h2:hover,
.about .tech h3:hover {
  transition: all 0.5s;
  color: var(--themeColor);
}
.about .tech .tech_head {
  margin-bottom: 30px;
}
.about .tech .tech_head h2 {
  font-size: 30px;
}
.about .tech .tech_cont {
  display: flex;
}
.about .tech .tech_cont ul {
  width: 50%;
}
.about .tech .tech_cont ul li {
  font-size: 18px;
  height: 100px;
  display: flex;
  align-items: center;
  padding-left: 45px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.5s;
}
.about .tech .tech_cont ul li:last-of-type {
  border: 0;
}
.about .tech .tech_cont ul li .iconfont {
  display: none;
  margin-right: 10px;
}
.about .tech .tech_cont ul li:hover {
  background: var(--themeColor);
  color: #fff;
}
.about .tech .tech_cont ul li:hover .iconfont {
  display: block;
}
.about .tech .tech_cont > div {
  width: 50%;
  height: 600px;
  position: relative;
  overflow: hidden;
}
.about .tech .tech_cont > div:hover .tech_img {
  scale: 1.1;
}
.about .tech .tech_cont > div .tech_img {
  width: 100%;
  height: 100%;
  transition: all 0.5s;
  object-fit: cover;
}
.about .tech .tech_cont > div .tech_icon {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.about .enterprise {
  margin-top: 90px;
}
.about .enterprise .enterprise_head {
  margin-bottom: 30px;
}
.about .enterprise .enterprise_head h2 {
  font-size: 30px;
}
.about .enterprise .enterprise_contet {
  font-size: 18px;
  line-height: 2;
  color: #333;
}
.about .enterprise .enterprise_contet .enter_swiper {
  overflow: hidden;
  margin-top: 40px;
  height: 500px;
  position: relative;
  --swiper-navigation-size: 20px;
  --swiper-navigation-color: #fff;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-wrapper {
  display: flex;
  align-items: center;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-prev,
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-next {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--themeColor);
  opacity: 0.3;
  transition: all 0.5s;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-prev:hover,
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-next:hover {
  opacity: 1;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-prev {
  left: 20px;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-button-next {
  right: 20px;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide {
  height: 400px;
  scale: 1;
  position: relative;
  z-index: 1;
  transition: all 0.5s;
  display: flex;
  justify-content: center;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide::before {
  content: "";
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  position: absolute;
  background: rgba(255, 255, 255, 0.7);
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide.swiper-slide-active {
  z-index: 10;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide.swiper-slide-active::before {
  content: "";
  background: transparent;
}
.about .enterprise .enterprise_contet .enter_swiper .swiper-slide.swiper-slide-active img {
  -webkit-transform: scale(1.2);
  transform: scale(1.2);
  width: auto;
}
.about .arra .arra_head h2 {
  font-size: 30px;
}
.about .arra .arra_ul {
  display: flex;
  justify-content: space-between;
}
.about .arra .arra_ul li {
  width: calc((100% - 60px) / 3);
  position: relative;
}
.about .arra .arra_ul li > img {
  width: 100%;
}
.about .arra .arra_ul li .arra_li {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  justify-content: center;
  font-size: 18px;
  width: 80%;
}
.about .arra .arra_ul li .arra_li > div:first-of-type {
  display: flex;
  justify-content: center;
  align-items: center;
}
.about .arra .arra_ul li .arra_li img {
  margin-right: 25px;
  width: 40px;
}
.about .arra .arra_ul li .arra_li .arra_num {
  display: flex;
  align-items: flex-end;
}
.about .arra .arra_ul li .arra_li h4 {
  font-weight: normal;
  font-size: 50px;
}
.about .arra .arra_ul li .arra_li span {
  font-size: 28px;
  margin-bottom: 10px;
  margin-left: 15px;
}
.about .arra .arra_ditu {
  padding-top: 35px;
  display: flex;
  justify-content: center;
  transform: scale(1);
  transition: all 3s;
  position: relative;
}
.about .arra .arra_ditu .arra_img {
  position: absolute;
  z-index: 111;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 500px;
  transform: translate(-50%, -50%);
}
.about .arra .arra_ditu .arra_img #map {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
}
.about .arra .arra_ditu.fangda {
  transform: scale(1.5) translateY(500px);
}
@media screen and (max-width: 1550px) {
  .about .manage_foot .manage_txt {
    left: 50%;
    /*transform: translate(-50%, -50%);*/
  }
  /*.manage_txts{*/
  /*    transform: translateX(-50%) !important;*/
  /*}*/
  .about .manage_foot .manage_txt .about_foot h2 {
    font-size: 26px;
  }
  .about .manage_foot .manage_txt .about_foot h3 {
    font-size: 14px;
    margin-bottom: 20px;
  }
  .about .manage_foot .manage_txt ul li {
    margin-bottom: 20px;
  }
  .about .manage_foot .manage_txt ul li > div h4 {
    font-size: 18px;
    margin-bottom: 15px;
  }
  .about .manage_foot .manage_txt ul li > div h6 {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .about .manage_foot .manage_txt ul li > div p {
    font-size: 12px;
    line-height: 1.5;
  }
  .about .mass .mass_cont > div {
    height: 400px;
    width: auto;
    aspect-ratio: 1.5/1;
  }
  .about .mass .mass_cont .red {
    height: 80px;
    width: calc(100% - 400px * 1.5);
  }
  .about .mass .mass_cont ul {
    flex: 1;
  }
  .about .mass .mass_cont ul li {
    height: 80px;
  }
  .about .tech .tech_cont > div {
    height: 480px;
    width: auto;
    aspect-ratio: 1.2/1;
  }
  .about .tech .tech_cont .red {
    height: 80px;
    width: calc(100% - 480px * 1.2);
  }
  .about .tech .tech_cont ul {
    flex: 1;
  }
  .about .tech .tech_cont ul li {
    height: 80px;
  }
}
@media screen and (max-width: 1350px) {
  .about .about_foot2 .about_ditu .ex_ul li h6 {
    font-size: 16px;
  }
  .about .about_foot2 .about_ditu .ex_ul li p {
    font-size: 14px;
  }
  .about .arra .arra_ul li .arra_li {
    font-size: 16px;
  }
  .about .arra .arra_ul li .arra_li h4 {
    font-size: 36px;
  }
  .about .arra .arra_ul li .arra_li span {
    font-size: 24px;
  }
  .about .arra .arra_ditu img {
    width: 70%;
  }
}
@media screen and (max-width:600px){
    .about .about_foot1{
        margin: 30px auto;
        flex-direction: column;
        align-items: flex-start;
    }
    .about .about_foot1 > div{
        width: 100% !important;
    }
    .about .about_foot h3{
        line-height: 2;
        margin-bottom:15px;
    }
    .about .about_foot1 p{
        line-height: 1.5;
    }
    .about .about_foot1 > div:first-of-type{
        margin-bottom: 15px;
    }
    .about .about_foot2 .about_now{
        flex-direction: column;
    }
    .about .about_foot2 .about_now > div{
        width: 100%;
    }
    .about .about_foot2 .about_now > div:first-of-type{
        margin-bottom: 30px;
    }
    .about .manage_foot img{
        height: 100%;
        object-fit: cover;
    }
    .about .manage_foot1{
        display: none;
    }
    .about .manage_foot2{
        display: block;
        padding: 20px;
    }
    .about .manage_foot .manage_txt{
        position: static;
        transform: none;
    }
    .about .manage_foot .manage_txt ul li{
        flex-direction: column;
    }
    .about .manage_foot .manage_txt ul li > div:first-of-type{
        margin-right: 0;
        margin-bottom: 20px;
    }
    .about .manage_foot .manage_txt ul li > div h4{
        margin-bottom: 0;
    }
    .about .mass .mass_cont {
        display:flex;
        flex-direction: column;
    }
    .about .mass .mass_cont ul{
        width: 100%;
    }
    .about .mass .mass_cont ul li{
        padding:0 15px;
        height: 60px;
    }
    .about .mass .mass_head h2{
        margin-top: 0px;
    }
    .about .mass{
        padding: 30px 0;
    }
    .about .mass .mass_head{
        margin-bottom: 15px;
    }
    .about .mass .mass_cont > div{
        width: 100%;
        height: auto;
    }
    .about .tech .tech_cont {
        display:flex;
        flex-direction: column;
    }
    .about .tech .tech_cont ul{
        width: 100%;
    }
    .about .tech .tech_cont ul li{
        padding:0 15px;
        height: 60px;
    }
    .about .tech .tech_head h2{
        margin-top: 0px;
    }
    .about .tech{
        padding: 30px 0;
    }
    .about .tech .tech_head{
        margin-bottom: 15px;
    }
    .about .tech .tech_cont > div{
        width: 100%;
        height: auto;
    }
    .about .enterprise{
        margin-top: 40px;
    }
    .about .enterprise .enterprise_head{
        margin-bottom: 20px;
    }
    .about .enterprise .enterprise_contet{
        font-size: 14px;
        line-height: 1.5;
    }
    .about .enterprise .enterprise_contet .enter_swiper{
        height:260px ;
    }
    .about .enterprise .enterprise_contet .enter_swiper .swiper-slide{
        height: 100%;
    }
    .about .arra .arra_ul{
        flex-direction: column;
    }
    .about .arra .arra_ul li{
        width: 100%;
        margin-bottom: 15px;
    }
    .about .arra .arra_ul li .arra_li{
        font-size: 14px;
    }
    .about .arra .arra_ul li .arra_li img{
        width: 30px;
    }
    .about .arra .arra_ul li .arra_li h4{
        font-size: 32px;
    }
    .about .arra .arra_ul li .arra_li span{
        margin-bottom: 5px;
        margin-right: 10px;
    }
}

@media(max-width: 900px){
    .about .manage_foot img{
        height: 60vh;
        object-fit: cover;
    }
    .banner{
        height: auto;
    }
}