.ecosphere {
  padding-top: 40px;
  padding-bottom: 6.77%;
  background: #f8f8f8;
}
@media (max-width: 1200px) {
  .ecosphere {
    padding-top: 25px;
  }
}
@media (max-width: 768px) {
  .ecosphere {
    padding-bottom: 30px;
  }
}
.ecosphere .bread_nav {
  margin-top: 0;
}
.ecosphere .column_title {
  margin-top: 9.375%;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  font-weight: inherit;
}
.ecosphere .column_title .fnt_48 {
  font-family: "bold";
}
.ecosphere .column_title .shang {
  margin-left: 55px;
}
.ecosphere .column_title em {
  cursor: pointer;
}
.ecosphere .column_title .fnt_red{
        color: #d41419;
}
.tab {
  margin-top: 60px;
}
@media (max-width: 1600px) {
  .tab {
    margin-top: 50px;
  }
}
@media (max-width: 1200px) {
  .tab {
    margin-top: 30px;
  }
}
@media (max-width: 768px) {
  .ecosphere .column_title .shang{
    margin-left: 20px;
  }
  .ecosphere .column_title .fnt_48{
    font-size: 16px;
    font-weight: bold;
}
}

.tab > div {
  display: none;
  position: relative;
}
.tab > div .txt {
  position: absolute;
  width: 48%;
  top: 0;
  left: 0;
  margin-top: 7.8125%;
  margin-left: 6.25%;
  color: white;
}
.tab > div .txt .des{
    line-height: 1.5em;
    height: 9em;
}
.mCSB_draggerRail{
    display: none;
}
.mCSB_scrollTools .mCSB_draggerContainer:after{
    content:'';
    display: block;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    width: 1px;
    background: rgba(0,0,0,0.1);
    height: 100%;
    position: absolute;
}
@media (max-width: 1200px) {
  .tab > div .txt {
    margin-top: 60px;
    margin-left: 30px;
  }
}
@media (max-width: 900px) {
  .tab > div .txt {
    margin-top: 30px;
    margin-left: 30px;
  }
}
@media (max-width: 768px) {
  .tab > div .txt {
    width: 80%;
  }
}
.tab > div .txt .tit {
  line-height: 1.2;
  font-family: "medium";
}
.tab > div .sw_a .txt .des {
  margin-top: 35px;

}

    
@media (max-width: 1200px) {
  .tab > div .sw_a .txt .des {
    margin-top: 15px;
  }
  .tab > div .txt .tit{
      font-size: 22px;
  }
}
.tab > div .point {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: absolute;
  margin-left: 6.25%;
  left: 0;
  bottom: 90px;
  z-index: 2;
}
@media (max-width: 1600px) {
   .tab > div .point{
    bottom: 50px;
    
} 
}

@media (max-width: 1200px) {
  .tab > div .point {
    bottom: 20px;
    margin-left: 30px;
  }
}
.tab > div .point span {
  background: white;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 7px;
}
.tab > div .img {
  position: relative;
  height: 0;
  padding-bottom: 35.15625%;
  overflow: hidden;
  display: block;
}
@media (max-width: 768px) {
  .tab > div .img {
    height: 260px;
    padding-bottom: 0;
  }
  .tab > div .txt .tit {
    line-height: 1.2;
      
  }
}
.tab > div .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.tab > div .img::after {
  position: absolute;
  display: block;
  content: "";
  width: 100%;
  height: 100%;
  background-image: -webkit-gradient(linear, left top, right top, from(#e21312), to(transparent));
  background-image: linear-gradient(to right, #e21312, transparent);
}
.tab > div .common_b {
  position: absolute;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
  right: 70px;
  width: 360px;
  height: 540px;
  z-index: 2;
}
@media (max-width: 1200px) {
  .tab > div .common_b {
    height: 400px;
    width: 300px;
    right: 30px;
  }
}
@media (max-width: 768px) {
  .tab > div .common_b {
    height: auto;
    width: auto;
    position: relative;
    -webkit-transform: inherit;
        -ms-transform: inherit;
            transform: inherit;
    right: inherit;
    top: 0;
  }
}
.tab > div .common_b .swiper-container {
  height: 100%;
  padding: 10px;
}
.tab > div .common_b .swiper-slide {

  background: white;
  padding-left:46px ;
  padding-right: 35px;
  display: flex;
  align-items: center;
  -webkit-box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
}
@media (max-width: 1600px) {
  .tab > div .common_b .swiper-slide {
    padding-left:46px ;
    padding-right: 35px;
  }
}
@media (max-width: 768px) {
  .tab > div .common_b .swiper-slide {
    padding: 15px 30px 15px 45px;
  }
}
.tab > div .common_b .swiper-slide:hover .name a{
  color: #e21312;
}
.tab > div .common_b .swiper-slide .name {
  position: relative;
  -webkit-transition: all 0.5s;

}
.tab > div .common_b .swiper-slide .name::before {
  position: absolute;
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #e21312;
  left: -25px;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}
.tab > div .common_b .swiper-slide .name a {
transition:all 0.5s;
}
.tab > div .common_b .swiper-slide .intro {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  line-height: 1;
  color: #777777;
  margin-top: 15px;
  display: none;
}
@media (max-width: 1600px) {
  .tab > div .common_b .swiper-slide .intro {
    margin-top: 10px;
  }
}
.tab > div .common_b .swiper-slide-thumb-active .name::before {
  background: #e21312;
}
.tab > div .btn {
  position: absolute;
  z-index: 2;
  right: 450px;
  bottom: 10px;
}
@media (max-width: 1200px) {
  .tab > div .btn {
    display: none;
  }
}
.tab > div .btn div {
  cursor: pointer;
  margin-bottom: 10px;
  border-radius: 2px;
  width: 33px;
  height: 33px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background: rgb(255, 255, 255);
  opacity: 0.4;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.tab > div .btn div:hover {
  opacity: 1;
}
.tab > div .btn div svg {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.tab > div:first-child {
  display: block;
}

.institution {
  padding: 5.2% 0 4.6875%;
  text-align: center;
}
@media (max-width: 768px) {
  .institution {
    padding: 40px 0;
  }
}
.institution .logo {
  margin-top: 57px;
}
@media (max-width: 1600px) {
  .institution .logo {
    margin-top: 50px;
  }
}
@media (max-width: 1200px) {
  .institution .logo {
    margin-top: 30px;
  }
}
.institution .logo .logo_list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.institution .logo img {
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.institution .logo img:hover {
  -webkit-transform: scale(1.04);
      -ms-transform: scale(1.04);
          transform: scale(1.04);
}
.institution .logo .logo_list:nth-child(odd) {
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.institution .logo .logo_list:nth-child(odd) div {
  width: 210px;
  height: 210px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  position: relative;
  -webkit-transform: rotate(45deg);
      -ms-transform: rotate(45deg);
          transform: rotate(45deg);
  /*&::after{
      width: 210px;
      height: 210px;
      border: 1px solid rgba(0,0,0,0.1);
      transform: rotate(45deg);
      position: absolute;
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      margin: auto;
      content: '';
      display: block;
  }*/
}
@media (max-width: 1600px) {
  .institution .logo .logo_list:nth-child(odd) div {
    width: 160px;
    height: 160px;
  }
}
@media (max-width: 1200px) {
  .institution .logo .logo_list:nth-child(odd) div {
    width: 130px;
    height: 130px;
  }
}
@media (max-width: 768px) {
  .institution .logo .logo_list:nth-child(odd) div {
    width: 70px;
    height: 70px;
  }
}
.institution .logo .logo_list:nth-child(odd) div img {
  max-width: 90%;
  max-height: 90%;
  -webkit-transform: rotate(-45deg);
      -ms-transform: rotate(-45deg);
          transform: rotate(-45deg);
}
.institution .logo .logo_list:nth-child(odd) div img:hover {
  -webkit-transform: rotate(-45deg) scale(1.04);
      -ms-transform: rotate(-45deg) scale(1.04);
          transform: rotate(-45deg) scale(1.04);
}
.institution .logo .logo_list:nth-child(even) {
  margin: 20px 0;
}
.institution .logo .logo_list:nth-child(even) div {
  margin: 0 6%;
}
@media (max-width: 1200px) {
  .institution .logo .logo_list:nth-child(even) div img {
    max-width: 116px;
  }
}
@media (max-width: 1200px) {
  .institution .logo .logo_list:nth-child(even) div img {
    max-width: 62px;
  }
}