.ai_type {
  position: relative;
  padding: 2.18rem 0;
}

.ai_type::before {
  content: "";
  position: absolute;
  right: 0.36rem;
  top: 0;
  width: 6.95rem;
  height: 2.14rem;
  background-image: url(../images/ait_1.png);
  background-size: contain;
}

.ai_type::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 4.91rem;
  height: 1.71rem;
  background-image: url(../images/ait_2.png);
  background-size: contain;
  background-repeat: no-repeat;
}

.ait_img {
  width: 10.2rem;
  margin: 0 auto;
  font-size: 0;
}

.ait_img img {
  width: 100%;
}

@media screen and (max-width: 768px) {
  .ai_type {
    padding: 0.62rem 0;
  }

  .ai_type::before {
    right: 0;
    width: 1.62rem;
    height: 0.45rem;
  }

  .ai_type::after {
    width: 2.29rem;
    height: 0.58rem;
  }

  .ait_img {
    width: auto;
    margin: 0 0.12rem;
  }
}

.ai_brief {
  height: 6.66rem;
  position: relative;
  background-image: url(../images/about_3.jpg);
}

.ai_brief::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 6.8rem;
  background-color: rgba(255, 255, 255, 0.8);
}

.aib_panel {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.aib_content {
  padding-top: 0.18rem;
  width: 7rem;
  text-align: justify;
  line-height: 0.38rem;
}

.aib_right {
  margin-left: 1.07rem;
}

.aib_right li {
  position: relative;
  width: 3.64rem;
  height: 2.08rem;
  margin: 0.6rem 0;
}

.aib_right li.aib_1 {
  color: #fff;
  background-color: #c8a063;
  box-shadow: 0.07rem 0.07rem 0.02rem rgba(0, 0, 0, 0.15);
}

.aib_right li.aib_2 {
  background-color: #fff;
  box-shadow: 0.07rem 0.07rem 0.02rem rgba(0, 0, 0, 0.15);
}

.aib_right li.aib_2 u {
  color: #c8a063;
}

.aib_right li dl {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
}

.aib_right li dt {
  font-size: 0;
  width: 0.66rem;
}

.aib_right li dd {
  margin-left: 0.19rem;
  line-height: 1;
}

.aib_right li dd h3 {
  display: flex;
  align-items: baseline;
  line-height: 1;
}

.aib_right li dd h3 u {
  font-size: 0.5rem;
  font-family: Arial, Helvetica, sans-serif;
}

.aib_right li dd h3 span {
  font-size: 0.16rem;
  font-family: Arial, Helvetica, sans-serif;
}

.aib_right li dd h3 span {
  padding-left: 0.07rem;
  white-space: nowrap;
}

.aib_right li dd h5 {
  font-size: 0.16rem;
  padding-top: 0.1rem;
}

@media screen and (max-width: 768px) {
  .ai_brief {
    height: auto;
    background-image: url(../images/m_about_3.jpg);
  }

  .ai_brief::before {
    display: none;
  }

  .aib_panel {
    padding: 0.38rem 0 1.18rem;
    position: static;
    left: 0;
    top: 0;
    transform: translate(0, 0);
    flex-direction: column;
  }

  .aib_content {
    font-size: 0.14rem;
    padding-top: 0.18rem;
    width: auto;
    line-height: 0.26rem;
  }

  .aib_right {
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.79rem;
    margin-left: 0;
  }

  .aib_right ul {
    display: flex;
    align-items: center;
    margin: 0 -0.14rem;
  }

  .aib_right li {
    width: 1.56rem;
    height: 1.58rem;
    margin: 0 0.14rem;
  }

  .aib_right li.aib_1 {
    box-shadow: none;
  }

  .aib_right li.aib_2 {
    box-shadow: none;
  }

  .aib_right li dl {
    flex-direction: column;
  }

  .aib_right li dt {
    width: 0.48rem;
  }

  .aib_right li dd {
    margin-left: 0;
    margin-top: 0.16rem;
  }

  .aib_right li dd h3 u {
    font-size: 0.28rem;
  }

  .aib_right li dd h3 span {
    font-size: 0.12rem;
  }

  .aib_right li dd h3 span {
    padding-left: 0.048rem;
  }

  .aib_right li dd h5 {
    font-size: 0.12rem;
    padding-top: 0.06rem;
  }
}

.ai_framework {
  padding: 0.9rem 0;
}

.aif_graph {
  font-size: 0;
}

.aif_graph img {
  width: 100%;
}

@media screen and (max-width: 768px) {
  .ai_framework {
    padding: 0.96rem 0 0.29rem;
  }

  .aif_graph {
    margin-top: 0.16rem;
  }
}

.ai_glory {
  padding: 0.9rem 0;
  background-color: #efefef;
  position: relative;
}

.ai_glory::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1.08rem;
  background-image: url(../images/coop_bg_f.png);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: bottom;
}

.aig_content {
  padding-top: 0.2rem;
  font-size: 0.16rem;
  line-height: 0.38rem;
  text-align: justify;
}

.aig_image {
  font-size: 0;
  margin: 0.6rem 0 1.2rem;
}

.aig_image img {
  width: 100%;
}

@media screen and (max-width: 768px) {
  .ai_glory {
    padding: 0.4rem 0;
  }

  .ai_glory::after {
    display: none;
  }

  .aig_content {
    display: none;
  }

  .aig_image {
    margin: 0.22rem 0 0;
    font-size: 0;
  }
}