.core_mid,
.core_mid .swiper-slide {
  width: 100%;
  height: 100% !important;
}
.core_mid_infos{
  font-size: 16px;
  line-height: 30px;
  color: #fff;
  width: 80%;
  text-align: center;
  margin: 20px auto 20px;

}

.core_mid .zhineng,
.core_mid .web,
.core_mid .ai {
  width: 100%;
  height: 100% !important;
  padding-top: 10%;
  padding-left: 8%;
  padding-right: 8%;
  background: url(../images/bg-jc.jpg) no-repeat 100%;
}
.core_mid .web {
  background: url(../images/bg-hlw.jpg) no-repeat 100%;
}
.core_mid .ai {
  background: url(../images/bg-ai.jpg) no-repeat 100%;
}

.core_mid .zhineng .zhineng_title {
  text-align: center;
  font-size: 32px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #ffffff;
}
.core_mid .zhineng .button_box {
  text-align: center;
  padding: 20px 0;
}
.core_mid .zhineng .button_box .btn {
  width: 132px;
  height: 52px;
  border: 2px solid #00f0ff;
  border-radius: 8px;
  font-size: 22px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #00f0ff;
}
.core_mid .zhineng .zhineng_icon {
  padding-top: 30px;
  justify-content: center;
  align-items: center;
}
.core_mid .zhineng .zhineng_icon .icon_box {
  text-align: center;
  font-size: 24px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #ffffff;
}
.core_mid .zhineng .zhineng_icon .icon_box img {
  margin-bottom: 10px;
}
.core_mid .web .web_title {
  text-align: center;
  font-size: 44px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #ffffff;
}
.core_mid .web .square_box {
  width: 620px;
  height: 620px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  margin: 0 auto;
  margin-top: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.square_box .logo_box {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 24px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #ffffff;
}
.square_box .web_box {
  top: 16%;
  left: -27.5%;
}
.square_box .data_box {
  top: 45%;
  left: -38.5%;
}
.square_box .cloud_box {
  bottom: 14%;
  left: -26.5%;
}
.square_box .ai_box {
  top: 16%;
  right: -31.5%;
}
.square_box .area_box {
  top: 45%;
  right: -38.5%;
}
.square_box .collect_box {
  bottom: 14%;
  right: -31%;
}
.square_box .logo_box .left_text {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 30px;
}

.square_box .logo_box .left_text img {
  margin: 0 20px;
}
.square_box .logo_box .right_point {
  width: 23px;
  height: 23px;
  cursor: pointer;
}
.square_box .logo_box .right_point .point_out {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
}
.square_box .logo_box .right_point .point_out .point_mid {
  width: 9px;
  height: 9px;
  background: #00f0ff;
  border-radius: 50%;
}
.core_mid .web .square_box .square_dash {
  --n: 75; /* control the number of dashes */
  --d: 2deg; /* control the distance between dashes */
  width: 433px;
  height: 433px;
  aspect-ratio: 1;
  display: inline-grid;
  place-content: center;
}
.core_mid .web .square_box .square_dash::after {
  content: "";
  width: 433px;
  height: 433px;
  position: absolute;
  border-radius: 50%;
  padding: 5px;
  background: rgba(255, 255, 255, 0.6);
  -webkit-mask: linear-gradient(#0000 0 0) content-box,
    repeating-conic-gradient(
      from calc(var(--d) / 2),
      #000 0 calc(360deg / var(--n) - var(--d)),
      #0000 0 calc(360deg / var(--n))
    );
  -webkit-mask-composite: source-in;
  mask: linear-gradient(#fff 0 0) content-box,
    repeating-conic-gradient(
      from calc(var(--d) / 2),
      #fff 0 calc(360deg / var(--n) - var(--d)),
      #fff 0 calc(360deg / var(--n))
    );
  mask-composite: intersect;
  animation: rotate 14s linear infinite;
}
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes watchRotate {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}
.core_mid .web .square_box .square_dash .watch {
  width: 340px;
  height: 340px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  overflow: hidden;
}
#minute_marks {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  position: relative;
  animation: watchRotate 14s linear infinite;
}
/* 刻度样式 */

#minute_marks li {
  position: absolute;
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.6);
}
.core_mid .web .square_box .square_dash .watch .square_shi {
  width: 261px;
  height: 261px;
  border: 3px solid #ffffff;
  border-radius: 50%;
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
}
.core_mid .web .square_box .square_dash .watch .square_shi .blue_square {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 195px;
  height: 195px;
  background: linear-gradient(0deg, #0857e8, #59d1fe);
  border-radius: 50%;
  cursor: pointer;
}
.core_mid
  .web
  .square_box
  .square_dash
  .watch
  .square_shi
  .blue_square
  .blue_square_text {
  font-size: 22px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #ffffff;
  text-align: center;
  margin-bottom: 15px;
}
.core_mid .ai .ai_title {
  font-size: 48px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #ffffff;
}
.core_mid .ai .ai_title .desc {
  font-size: 28px;
  font-weight: 500;
  color: #ffffff;
  margin: 20px 0;
  max-width: 100%;
}
.core_mid .ai .ai_title .ai_button_box .ai_button {
  width: 132px;
  height: 52px;
  border: 2px solid #00f0ff;
  border-radius: 8px;
  font-size: 22px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: #00f0ff;
  background: transparent;
}
.core_mid .ai .ai_content {
  padding-top: 4%;
}
.core_mid .ai .ai_content .ai_content_box {
  height: 116px;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0.08),
    rgba(255, 255, 255, 0)
  );
  border-radius: 8px;
  margin-top: 20px;
  margin-right: 30px;
  padding: 10px 0 20px 30px;
  position: relative;
  cursor: pointer;
  color: #00f0ff;
}
.core_mid .ai .ai_content .ai_content_box:hover {
  background: url(../images/bg-选中.png) no-repeat;
  color: #fff;
  background-size: cover;
}
.core_mid .ai .ai_content .ai_content_box .big_number {
  font-size: 76px;
  font-family: DIN;
  font-weight: 500;
  color: rgba(54, 104, 217, 0.2);
}
.core_mid .ai .ai_content .ai_content_box .ai_content_box_text {
  position: absolute;
  top: 35%;
  left: 14%;
  display: flex;
  align-items: center;
}
.core_mid .ai .ai_content .ai_content_box .ai_content_box_text .ai_p {
  font-size: 32px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  margin-left: 10px;
  margin-bottom: 10px;
}
.swiper-pagination {
  top: 10%;
  width: 100%;
  height: 5%;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
  font-size: 18px;
  font-family: Source Han Sans CN;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  padding: 10px 0;
}
.swiper-pagination p {
  cursor: pointer;
}
.swiper-pagination p:nth-child(2),
.swiper-pagination p:nth-child(1) {
  border-right: 1px solid #ffffff;
}
.swiper-pagination .active_page {
  font-size: 18px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  color: #fefefe;
}
@media screen and (max-width: 750px) {
  .about_mid {
    padding-top: 25%;
  }
  .swiper-pagination {
    height: 12%;
  }
  .core_mid .zhineng,
  .core_mid .web,
  .core_mid .ai {
    padding: 0 4%;
    padding-top: 50%;
    background-size: cover;
  }
  .core_mid .zhineng .zhineng_icon .icon_box {
    text-align: center;
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #ffffff;
    display: flex;
    flex-direction: column;
  }
  .core_mid .web .web_title,
  .core_mid .ai .ai_title {
    font-size: 26px;
  }
  .core_mid .web .square_box {
    width: 400px;
    height: 400px;
  }

  .core_mid .web .square_box .square_dash::after {
    width: 340px;
    height: 340px;
  }
  .core_mid .web .square_box .square_dash {
    width: 340px;
    height: 340px;
  }
  .core_mid .web .square_box .square_dash .watch {
    width: 320px;
    height: 320px;
  }
  .core_mid .web .square_box .square_dash .watch .square_shi {
    width: 250px;
    height: 250px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .square_box .logo_box {
    font-size: 16px;
  }
  .square_box .logo_box .left_text {
    margin: 0 5px;
  }
  .square_box .logo_box .left_text img {
    width: 26px;
    height: 26px;
    margin: 0 4px;
  }
  .square_box .web_box {
    top: 20%;
    left: 6.5%;
  }
  .square_box .data_box {
    top: 45%;
    left: -10%;
  }
  .square_box .cloud_box {
    bottom: 21%;
    left: 5%;
  }
  .square_box .ai_box {
    top: 20%;
    right: 3%;
  }
  .square_box .area_box {
    top: 45%;
    right: -10%;
  }
  .square_box .collect_box {
    bottom: 21%;
    right: 0%;
  }
  .core_mid .ai .ai_title .desc {
    font-size: 18px;
    font-weight: 500;
    color: #ffffff;
    margin: 20px 0;
  }
  .core_mid .ai .ai_content .ai_content_box .ai_content_box_text .ai_p {
    font-size: 16px;
  }
  .core_mid .ai .ai_content .ai_content_box {
    flex: 0 0 40%;
    max-width: 40%;
    height: 80px;
    padding: 0;
    padding-left: 10px;
  }
  .core_mid .ai .ai_content .ai_content_box .big_number {
    font-size: 62px;
    margin-bottom: 10px;
  }
  .core_mid .ai .ai_content {
    flex: 0 0 100% !important;
    max-width: 100%;
  }
}