.dxhz-item-1 {
  padding-bottom: 60px;
}

.dxhz-items .dx-title {
  padding: 80px 0 20px 0;
  text-align: center;
}

.dxhz-items .dx-title h2 {
  color: #494949;
  font-size: 30px;
}

.dxhz-items .dx-title p {
  color: #2bade9;
  text-transform: uppercase;
  margin-top: 5px;
}

.dxhz-item-1 .item1-content {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  width: 80%;
  margin: 0 auto;
  font-size: 20px;
  overflow: hidden;
  justify-content: space-between;
}
.dxhz-item-1 .item1-content .item1-content-words{
  width: 60%;
}
.dxhz-item-1 .item1-content .item1-content-words-second{
  width: 100%;
}
.dxhz-item-1 .item1-content .item1-content-video{
  width: 38%;
  height: fit-content;
  /* margin-top: 20px; */
}
.dxhz-item-1 .item1-content .item1-content-video>video{
  width: 100%;
}
.dxhz-item-1 .item1-content p {
  padding-bottom: 1em;
  line-height: 1.5;
  text-indent: 2em;
  letter-spacing: 1px;
}
.dxhz-item-2 {
  position: relative;
  height: 890px;
  background: rgba(0, 0, 0, 0.6);
}

.dxhz-item-2 .item2-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-size: cover;
}

.dxhz-item-2 .dx-title {
  text-align: center;
}

.dxhz-item-2 .dx-title h2 {
  color: #fff;
  font-size: 30px;
  line-height: 60px;
}

.dxhz-item-2 .dx-title p {
  color: #1fd0e7;
}

.dxhz-item-2 .dxhz2-content {
  width: 100%;
  height: 100%;
  color: #fff;
}

.dxhz-item-2 .item2-content {
  position: relative;
  margin: 0 auto;
  height: 430px;
  padding: 20px 50px;
  max-width: 1400px;
  min-width: 1200px;
}

.dxhz-item-2 .item2-content .swiper-container {
  height: 100%;
  padding: 60px 0;
}

.dxhz-item-2 .item2-content .swiper-container .swiper-slide {
  position: relative;
  padding: 50px 30px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.item2-content .swiper-container .swiper-slide .item2-item .slide-title {
  padding-bottom: 20px;
  color: #4ddfff;
  font-size: 28px;
  line-height: 45px;
}

.item2-content .swiper-container .swiper-slide .item2-item .slide-item {
  display: flex;
  align-items: center;
  font-size: 18px;
}

.mb-item2-content {
  display: none;
}

.dxhz-item-2 .item2-content .swiper-container .swiper-slide::before,
.dxhz-item-2 .item2-content .swiper-container .swiper-slide::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 40px;
  width: 100%;
  height: 0;
  border-bottom: 1px dashed #b3b4b4;
}

.dxhz-item-2 .item2-content .swiper-container .swiper-slide::after {
  left: 15%;
  bottom: 34px;
  width: 70%;
  border-radius: 6px;
  height: 12px;
  background-color: #4ddfff;
  border-bottom: none;
}

.control {
  position: absolute;
  width: 50px;
  top: 50%;
  outline: none;
}

.control img {
  display: block;
  width: 100%;
  height: auto;
}

.control.left {
  left: 0;
}

.control.right {
  right: 0;
}

.dxhz-item-3 .dxhz3-content {
  width: 1332px;
  margin: 0 auto;
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.dxhz-item-3 .dxhz3-content .dxhz3-item {
  display: flex;
  flex-direction: column;
  width: 24%;
  margin-bottom: 12px;
}

.dxhz-item-3 .dxhz3-content .dxhz3-item:nth-of-type(2n) {
  float: right;
  margin-right: 0;
}

.dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft {
  position: relative;
  background: #000;
}

.dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft img {
  transition: 0.7s all ease;
  display: block;
  width: 100%;
  height: auto;
}

.dxhz-item-3 .dxhz3-content .dxhz3-item:hover .d3mark {}

.dxhz-item-3 .dxhz3-content .dxhz3-item:hover .dxhz3-itemLeft img {}

.dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {
  width: 100%;
  background: #2bade9;
  color: #fff;
  font-size: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
}
.video-gdpu-speech{
  position: relative;
}
.video_mask {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .5);
  display: flex;
  display: -webkit-flex;
  justify-content: center;
  -webkit-justify-content: center;
  align-items: center;
  opacity: 1;
  transition: all 2.2s;
  z-index: 99;
}
@media screen and (max-width:1444px) {
  .dxhz-item-2 .item2-content {
    max-width: 1100px;
    min-width: 1000px;
    height: 400px;
  }

  .item2-content .swiper-container .swiper-slide .item2-item .slide-title {
    line-height: 34px;
    font-size: 24px;
  }

  .dxhz-item-3 .dxhz3-content {
    width: 1144px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item {}

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {}

  .dxhz-item-2 .dx-title {
    padding: 40px 0 0 0;
  }

  .dxhz-item-2 .item2-content .swiper-container {
    padding: 10px 0;
  }

  .dxhz-item-2 {
    height: 528px;
  }
}

@media screen and (max-width:1144px) {
  .dxhz-item-2 .item2-content {
    max-width: 900px;
    min-width: 800px;
    height: 320px;
    padding: 10px 50px;
  }

  .dxhz-item-2 {
    height: 439px;
  }

  .dxhz-item-2 .item2-content .swiper-container .swiper-slide {
    padding: 20px 30px;
  }

  .dxhz-item-3 .dxhz3-content {
    width: 952px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item {}

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft {}

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {
    font-size: 16px;
  }
}

@media screen and (max-width:950px) {
  .dxhz-item-2 {
    height: 355px;
  }

  .dxhz-item-2 .dx-title {
    padding: 20px 0 0 0;
  }

  .dxhz-item-2 .item2-content {
    max-width: 700px;
    min-width: 650px;
    height: 250px;
    padding: 0 50px;
  }

  .item2-content .swiper-container .swiper-slide .item2-item .slide-title {
    line-height: 24px;
    font-size: 18px;
    padding-bottom: 8px;
  }

  .dxhz-item-2 .item2-content .swiper-container .swiper-slide {
    padding: 10px 10px;
  }

  .control {
    top: 35%;
  }

  .item2-content .swiper-container .swiper-slide .item2-item .slide-item {
    font-size: 16px;
  }

  .dxhz-item-3 .dxhz3-content {
    width: 760px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item {
    width: 49%;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft {}

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {}
}

@media screen and (max-width:768px) {
  .dxhz-items .dx-title {
    padding: 20px 0 20px 0;
  }

  .dxhz-item-1 .item1-content {
    width: 92%;
    flex-direction: column;
  }
  .dxhz-item-1 .item1-content .item1-content-words{
    width: 100%;
  }
  .dxhz-item-1 .item1-content .item1-content-video{
    width: 100%;
    margin-top: 0;
    margin-bottom: 20px;
  }
  .item2-content {
    display: none;
  }

  .dxhz-item-2 {
    height: 800px;
  }

  .dxhz-item-2 .item2-content {
    display: none;
  }

  .mb-item2-content {
    position: relative;
    display: block;
    margin: auto;
    width: 400px;
    max-height: 550px;
    min-height: 440px;
    padding: 5px 20px;
    overflow: hidden;
  }

  .mb-item2-content .swiper-container {
    width: 100%;
    padding: 0 20px;
  }

  .dxhz-item-2 .mb-item2-content .swiper-container .swiper-slide {
    position: relative;
    padding: 0 10px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item::before,
  .mb-item2-content .swiper-container .swiper-slide .item2-item::after {
    content: '';
    position: absolute;
    left: 10px;
    bottom: 0;
    width: 0;
    height: 100%;
    border-left: 1px dashed #b3b4b4;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item::after {
    left: 6px;
    top: 0;
    border-radius: 6px;
    width: 8px;
    height: 80%;
    background-color: #4ddfff;
    border-left: none;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item {
    position: relative;
    box-sizing: border-box;
    padding: 0 0 0 40px;
    height: 190px;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item h2 {
    font-size: 24px;
    color: #4ddfff;
    padding-bottom: 10px;
  }

  .dxhz-item-2 .item2-bg {
    background-position: 50%;
    background-size: cover;
    background-repeat: no-repeat;
  }

  .dxhz-item-3 .dxhz3-content {
    width: 95%;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft img {
    opacity: 1;
  }

  .dxhz-items .dx-title h2 {
    font-size: 25px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item {
    float: unset;
    width: 48%;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item:nth-of-type(2n) {
    float: unset;
  }
}

@media screen and (max-width:540px) {
  .dxhz-item-3 .dxhz3-content .dxhz3-item {
    margin-right: 0;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft {
    height: 100%;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {}
}

@media screen and (max-width:414px) {
  .dxhz-item-1 .item1-content p {
    font-size: 16px;
  }

  .dxhz-item-3 .dxhz3-content {
    margin-bottom: 40px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item {
    margin: 0 auto;
    margin-bottom: 10px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemLeft {}

  .dxhz-item-3 .dxhz3-content .dxhz3-item .dxhz3-itemRight {
    font-size: 15px;
  }

  .dxhz-item-3 .dxhz3-content .dxhz3-item:nth-of-type(2n) {
    margin: 0 auto;
    margin-bottom: 10px;
  }

  .mb-control {
    bottom: 5px;
  }

  .dxhz-item-2 .dx-title h2 {
    line-height: 35px;
  }

  .dxhz-item-2 {
    height: 600px;
  }

  .mb-item2-content {
    max-height: 430px;
    min-height: 350px;
    width: 300px;
    padding: 5px 0;
  }

  .mb-item2-content .swiper-container {
    padding: 0px;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item {
    height: 150px;
  }

  .mb-item2-content .swiper-container .swiper-slide .item2-item h2 {
    font-size: 21px;
  }

  .dxhz-items .dx-title p {
    font-size: 12px;
  }
}