html {
  font-size: 100px;
}

@media screen and (max-width: 1800px) {
  html {
    font-size: 95px;
  }
  .rem1 {
    font-size: 95px;
  }
}
@media screen and (max-width: 1700px) {
  html {
    font-size: 90px;
  }
}
@media screen and (max-width: 1600px) {
  html {
    font-size: 85px;
  }
}
@media screen and (max-width: 1500px) {
  html {
    font-size: 80px;
  }
}
@media screen and (max-width: 1400px) {
  html {
    font-size: 75px;
  }
}
@media screen and (max-width: 1300px) {
  html {
    font-size: 70px;
  }
}
@media screen and (max-width: 1200px) {
  html {
    font-size: 65px;
  }
}
@media screen and (max-width: 1100px) {
  html {
    font-size: 60px;
  }
}
@media screen and (max-width: 1000px) {
  html {
    font-size: 55px;
  }
}
@media screen and (max-width: 900px) {
  html {
    font-size: 50px;
  }
}
.z_tanchuang .tbox .modal .out {
  background-image: url(../image/svg/bridge1.svg);
}

.z_tanchuang .tbox .modal .out:hover {
  background-image: url(../image/svg/bridge1-1.svg);
}

.bridge .section1 {
  padding-top: 0.8rem;
  padding-bottom: 1.49rem;
  background: url(../image/bridge2.png) no-repeat center bottom/cover;
}
.bridge .section1 .title {
  text-align: center;
  line-height: 1.75;
  margin-bottom: 0.6rem;
}
.bridge .section1 .video {
  position: relative;
  margin-bottom: 0.8rem;
  overflow: hidden;
}
.bridge .section1 .video.bofang {
  display: block;
  height: auto;
}
.bridge .section1 .video.bofang img {
  max-width: 100%;
}
.bridge .section1 .video video {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  -o-object-fit: cover;
     object-fit: cover;
}
.bridge .section1 .video.active video {
  z-index: 5;
}
.bridge .section1 .video-img {
  position: relative;
  z-index: 3;
}
.bridge .section1 .video-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  cursor: pointer;
  -webkit-transform: translate(-50%, -50%);
     -moz-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
       -o-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  z-index: 4;
}
.bridge .section1 .content {
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
}
.bridge .section1 .content-left {
  -webkit-flex-grow: 1;
     -moz-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  width: 0;
  background-color: #fff;
  padding: 0.2rem 2.9761904762%;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-direction: column;
     -moz-box-orient: vertical;
     -moz-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-justify-content: center;
     -moz-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.bridge .section1 .content-right {
  width: 55.3571428571%;
  -webkit-flex-shrink: 0;
      -ms-flex-negative: 0;
          flex-shrink: 0;
}
.bridge .section1 .left-title {
  line-height: 1.5;
  margin-bottom: 0.3rem;
}
.bridge .section1 .left-text {
  line-height: 1.75;
  color: #555;
  margin-bottom: 0.53rem;
}
.bridge .section1 .left-more {
  height: 50px;
  font-size: 14px;
  font-weight: bold;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
     -moz-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-justify-content: center;
     -moz-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background-color: #F7F7F7;
  color: #213362;
}
.bridge .section1 .left-more:hover {
  background-color: #AE8762;
  color: #fff;
}
.bridge .section1 .left-more:hover span {
  background: url(../image/bridge5-1.png) no-repeat center center/cover;
}
.bridge .section1 .left-more span {
  width: 10px;
  height: 10px;
  display: block;
  background: url(../image/bridge5.png) no-repeat center center/cover;
  margin-left: 0.2rem;
}
.bridge .section1 .list {
  padding-top: 0.6rem;
  border-top: 1px solid #AE8762;
  margin-top: 0.6rem;
}
.bridge .section1 .item + .item {
  margin-top: 0.5rem;
}
.bridge .section1 .item-title {
  line-height: 1.5;
  background-color: #C7AB91;
  color: #fff;
  padding: 0.1rem 0.25rem;
  min-width: 4rem;
  display: inline-block;
  margin-bottom: 0.2rem;
}
.bridge .section1 .item-text {
  line-height: 2;
}
.bridge .section1 .item1 {
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
     -moz-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: #fff;
  padding-right: 1.6071428571%;
}
.bridge .section1 .item1 + .item1 {
  margin-top: 0.1rem;
}
.bridge .section1 .item1:hover {
  background-color: #AE8762;
}
.bridge .section1 .item1:hover .item1-img img {
  -webkit-transform: scale(1.1);
     -moz-transform: scale(1.1);
      -ms-transform: scale(1.1);
       -o-transform: scale(1.1);
          transform: scale(1.1);
}
.bridge .section1 .item1:hover .item1-time, .bridge .section1 .item1:hover .item1-title {
  color: #fff;
}
.bridge .section1 .item1:hover .item1-text {
  color: rgba(255, 255, 255, 0.5);
}
.bridge .section1 .item1:hover .item1-more {
  color: #fff;
}
.bridge .section1 .item1:hover .item1-more span {
  background: url(../image/bridge5-1.png) no-repeat center center/cover;
}
.bridge .section1 .item1-img {
  -webkit-flex-shrink: 0;
      -ms-flex-negative: 0;
          flex-shrink: 0;
  width: 20.8333333333%;
  height: 2rem;
  overflow: hidden;
}
.bridge .section1 .item1-img img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.bridge .section1 .item1-info {
  -webkit-flex-grow: 1;
     -moz-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  width: 0;
  padding: 0 4.1666666667% 0 2.9761904762%;
}
.bridge .section1 .item1-time {
  line-height: 1.75;
  margin-bottom: 0.06rem;
}
.bridge .section1 .item1-title {
  line-height: 1.5;
  margin-bottom: 0.22rem;
}
.bridge .section1 .item1-text {
  line-height: 1.75;
  color: rgba(34, 34, 34, 0.5);
}
.bridge .section1 .item1-more {
  -webkit-flex-shrink: 0;
      -ms-flex-negative: 0;
          flex-shrink: 0;
  background-color: transparent;
}

@media screen and (max-width: 768px) {
  .bridge .section1 .content {
    -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
  }
  .bridge .section1 .content-left, .bridge .section1 .content-right {
    width: 100%;
  }
  .bridge .section1 .video-icon {
    width: 40px;
  }
  .bridge .section1 .item1 {
    -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
    padding-right: 0;
  }
  .bridge .section1 .item1-more {
    display: none;
  }
  .bridge .section1 .item1-img {
    width: 100%;
    height: auto;
  }
  .bridge .section1 .item1-info {
    padding: 0.3rem;
  }
}