* {
  box-sizing: border-box;
}
*,
:after,
:before {
  box-sizing: border-box;
  background-repeat: no-repeat;
}
.a_nav {
  background-color: transparent;
  -webkit-text-decoration-skip: objects;
  text-decoration: none;
  color: #333;
  outline: none;
  cursor: pointer;
}
.a_nav:hover {
  background-repeat: no-repeat;
  text-decoration: none;
  color: #2A61EC;
}
.a_nav::after {
  content: ' ';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #2A61EC;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  -webkit-transform: translate3d(-50%, 0, 0);
  transform: translate3d(-50%, 0, 0);
}
.active .a_nav::after {
  width: 82px;
}
.active .a_nav {
  color: #2A61EC;
}
.flex {
  display: -webkit-box;
  display: flex;
}
.flex1 {
  -webkit-box-flex: 1;
  flex: 1;
}
.flex_wrap {
  -webkit-box-lines: multiple;
  -o-flex-wrap: wrap;
  flex-wrap: wrap;
}
.section_main {
  z-index: 1;
  position: relative;
}
.plan_point {
  position: absolute;
  top: -70px;
}
.center1280 {
  width: 1280px;
  margin: 0 auto;
}
.plan_title {
  text-align: center;
  height: 100%;
  font-family: 'PingFangSC-Medium';
  font-size: 40px;
  color: #333333;
  line-height: 64px;
  font-weight: 500;
}
audio,
video {
  display: block;
  object-fit: cover;
  outline: none;
}
.video-js .vjs-big-play-button {
  font-size: 2.5em !important;
  line-height: 2.3em !important;
  height: 2.5em !important;
  width: 2.5em !important;
  -webkit-border-radius: 2.5em !important;
  -moz-border-radius: 2.5em !important;
  border-radius: 2.5em !important;
  background-color: #73859f !important;
  opacity: 0.8 !important;
  background-image: linear-gradient(180deg, #C8E2FD 0%, #E2F7FF 100%) !important;
  border: 0px !important;
  margin-top: -1.3em !important;
  margin-left: -1.3em !important;
  box-shadow: 1px 2px 3px 0px rgba(22, 89, 193, 0.18) !important;
}
.vjs-big-play-button .vjs-icon-placeholder {
  display: block;
  font-size: 40px;
}
.vjs-big-play-button .vjs-icon-placeholder::before {
  content: "" !important;
  background-image: url('../../img/form_triangle.html');
  background-repeat: no-repeat;
  background-size: 18px;
  background-position: 55% calc(50% - 0px);
  border: none !important;
  box-shadow: none !important;
}
.vjs-paused .vjs-big-play-button,
.vjs-paused.vjs-has-started .vjs-big-play-button {
  display: flex;
  justify-content: center;
  align-items: center;
}
.vjs-loading-spinner {
  font-size: 2.5em !important;
  width: 2em !important;
  height: 2em !important;
  border-radius: 1em !important;
}
.vjs-poster {
  border-radius: 14px !important;
  overflow: hidden !important;
}
.vjs-poster img {
  object-fit: cover !important;
}
#customer_case .section_1 {
  position: relative;
  width: 100%;
  height: 560px;
  background-size: cover;
  background-repeat: no-repeat;
  background-image: url("../aiImg/ai_bg_pc.png");
}
#customer_case .section_1 .module_1 {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-flow: column nowrap;
  position: relative;
}
#customer_case .section_1 .module_1 .module_1_header {
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 50px;
  color: #FFFFFF;
  line-height: 70px;
  font-style: normal;
  margin-bottom: 40px;
}
#customer_case .section_1 .module_1 .module_1_article {
  display: block;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 38px;
  color: #FFFFFF;
  line-height: 53px;
  font-style: normal;
  margin-bottom: 30px;
}
#customer_case .section_1 .module_1 .module_1_article_phone {
  display: none;
}
#customer_case .section_1 .module_1 .module_1_footer .btn_box {
  margin-top: 40px;
  width: 100%;
  display: -webkit-box;
  display: flex;
}
#customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_tiyan {
  width: 130px;
  background-color: #2A61EC;
  border-color: #2A61EC;
  font-weight: 400;
  border-radius: 4px;
  margin-right: 26px;
  height: 44px;
}
#customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_tiyan:hover {
  background-color: #507CE9;
  border-color: #507CE9;
}
#customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_yuyue {
  width: 130px;
  background-color: #FFFFFF;
  border-color: #2A61EC;
  font-weight: 400;
  color: #2A61EC;
  border-radius: 4px;
  height: 44px;
}
#customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_yuyue:hover {
  background-color: #E6EDFA;
}
#customer_case .section_1::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  /*半透明黑色遮罩层*/
  opacity: 0.5;
}
#customer_case .section_2 {
  width: 100%;
  height: 100%;
}
#customer_case .section_2 .module_1 {
  height: 100%;
}
#customer_case .section_2 .module_1 .module_1_box {
  width: 100%;
  height: 100%;
  padding: 60px 0px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  row-gap: 44px;
  column-gap: 34px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item {
  background: #FFFFFF;
  box-shadow: 0px 10px 20px 0px rgba(0, 7, 39, 0.1);
  border-radius: 10px;
  height: 418px;
  cursor: pointer;
  transition: all 0.5s;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_top {
  height: 242px;
  width: 100%;
  display: flex;
  flex-flow: column nowrap;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_top .top_tip {
  align-self: end;
  margin-bottom: -48px;
  z-index: 1;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_top .top_tip .industry_tag {
  width: auto;
  min-width: 108px;
  height: 48px;
  background: linear-gradient(128deg, #4F87FB 0%, #9D83FD 100%);
  border-radius: 0px 10px 0px 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 18px;
  color: #FFFFFF;
  line-height: 25px;
  font-style: normal;    padding: 0 10px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_top .custom_img {
  width: 100%;
  height: 100%;
  border-radius: 0px 10px 0 0;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom {
  padding: 20px;
  height: 176px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_title {
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 18px;
  color: #333333;
  line-height: 25px;
  text-align: left;
  font-style: normal;
  margin-bottom: 10px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_desc {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 22px;
  text-align: left;
  font-style: normal;
  margin-bottom: 27px;
  height: 45px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag {
  width: 100%;
  display: flex;
  justify-content: flex-start;
  align-items: center;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item {
  margin-right: 12px;
  padding: 3px 10px;
  border-radius: 4px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item .item_tag {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 12px;
  line-height: 18px;
  text-align: left;
  font-style: normal;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item:nth-child(1) {
  background: rgba(42, 97, 236, 0.1);
  color: #2A61EC;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item:nth-child(2) {
  background: rgba(255, 102, 0, 0.1);
  color: #FF6600;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item:nth-child(3) {
  background: rgba(0, 200, 0, 0.1);
  color: #00C800;
}
#customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item:last-child {
  background: rgba(236, 42, 172, 0.1);
  color: #EC2AAC;
  margin-right: 0px;
}
#customer_case .section_2 .module_1 .module_1_box .box_item:hover {
  transform: translateY(-15px);
  box-shadow: 0px 10px 20px 0px rgba(14, 47, 207, 0.12);
}
#customer_case .section_2 .module_1 .module_1_box .box_item:hover .item_bottom .bottom_title {
  color: #2A61EC;
}
#customer_case .section_3 {
  width: 100%;
  height: 100%;
}
#customer_case .section_3 .module_1 {
  height: 100%;
}
#customer_case .section_3 .module_1 .module_1_box {
  width: 100%;
  height: 100%;
  padding: 30px 0px 70px;
  display: flex;
  flex-flow: column nowrap;
  justify-content: center;
  align-content: center;
}
#customer_case .section_3 .module_1 .module_1_box .box_title {
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 40px;
  color: #333333;
  line-height: 64px;
  text-align: center;
  font-style: normal;
  margin-bottom: 40px;
}
#customer_case .section_3 .module_1 .module_1_box .box_custom {
  width: 100%;
  height: 620px;
}
#customer_case .section_3 .module_1 .module_1_box .box_custom .custom_img {
  width: 100%;
  height: 100%;
}
@media screen and (max-width: 1280px) {
  * {
    box-sizing: border-box;
  }
  *,
  :after,
  :before {
    box-sizing: border-box;
    background-repeat: no-repeat;
  }
  .a_nav {
    -webkit-text-decoration-skip: objects;
    text-decoration: none;
    outline: none;
    cursor: pointer;
  }
  .a_nav:hover {
    background-repeat: no-repeat;
    text-decoration: none;
  }
  .a_nav::after {
    content: ' ';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 0.02rem;
    background: #2A61EC;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    -webkit-transform: translate3d(-50%, 0, 0);
    transform: translate3d(-50%, 0, 0);
  }
  .active .a_nav::after {
    width: 0.82rem;
  }
  .active .a_nav {
    color: #2A61EC;
  }
  .flex {
    display: -webkit-box;
    display: flex;
  }
  .flex1 {
    -webkit-box-flex: 1;
    flex: 1;
  }
  .flex_wrap {
    -webkit-box-lines: multiple;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .center1280 {
    width: 100%;
    padding: 0 15px;
  }
}
@media (max-width: 768px) {
  #customer_case .section_1 {
    width: 100%;
    height: 400px;
    /* background-image: url("..//.png"); */
  }
  #customer_case .section_1 .module_1 .module_1_header {
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 30px;
    color: #FFFFFF;
    line-height: 42px;
    text-align: center;
    font-style: normal;
    margin-bottom: 15px;
  }
  #customer_case .section_1 .module_1 .module_1_article {
    display: none;
  }
  #customer_case .section_1 .module_1 .module_1_article_phone {
    display: block;
    font-family: PingFangSC, PingFang SC;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 24px;
    text-align: center;
    font-style: normal;
  }
  #customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_tiyan {
    width: 108px;
    height: 38px;
    margin-right: 14px;
  }
  #customer_case .section_1 .module_1 .module_1_footer .btn_box .demo_btn_yuyue {
    width: 108px;
    height: 38px;
  }
  #customer_case .section_2 {
    width: 100%;
    height: 100%;
  }
  #customer_case .section_2 .module_1 {
    height: 100%;
  }
  #customer_case .section_2 .module_1 .module_1_box {
    width: 100%;
    height: 100%;
    display: flex;
    flex-flow: column nowrap;
    row-gap: 25px;
    padding: 24px 0px;
  }
  #customer_case .section_2 .module_1 .module_1_box .box_item .item_bottom .bottom_tag .tag_item {
    padding: 3px 8px;
  }
  #customer_case .section_3 {
    width: 100%;
    height: 100%;
  }
  #customer_case .section_3 .module_1 .module_1_box {
    padding: 12px 0 36px;
  }
  #customer_case .section_3 .module_1 .module_1_box .box_title {
    font-family: PingFangSC, PingFang SC;
    font-weight: 500;
    font-size: 20px;
    color: #333333;
    line-height: 28px;
    font-style: normal;
    margin-bottom: 20px;
  }
  #customer_case .section_3 .module_1 .module_1_box .box_custom {
    width: 100%;
    height: 170px;
  }
}