@font-face {
  font-family: Regular;
  src: url(font/SourceHanSansCN-Regular.otf);
}
html,body{
    font-family: Regular !important;
}
.main .pub_kuai {
  margin-top: 20px;
  text-align: center;
}
.case_list {
  display: grid;
  grid-template-columns: 47% 47%;
  justify-content: space-between;
}
.case_list .case_item {
  margin-bottom: 50px;
  padding: 50px 0 0 50px;
  position: relative;
}
.case_list .case_item img,
.case_list .case_item .bg {
  width: 100%;
}
.case_list .case_item img {
  position: relative;
  top: -50px;
  left: -50px;
}
.case_list .case_item .bg {
  width: 90%;
  height: 90%;
  background-color: #e8e8e8;
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: -1;
  transition: all 0.5s;
}
.case_list .case_item .bg .text {
  width: calc(100% - 60px);
  color: #fff;
  display: flex;
  justify-content: space-between;
  position: absolute;
  bottom: 0;
  left: 20px;
  line-height: 50px;
  opacity: 0;
  transition: all 0.5s;
  font-size: 17px;
}
.case_list .case_item .bg .text .iconfont {
  font-size: 30px;
  font-weight: bold;
}
.case_list .case_item:hover .bg {
  background-color: var(--themeColor);
}
.case_list .case_item:hover .bg .text {
  opacity: 1;
}
/* 案例详情 */
.case_des_title {
  font-size: 36px;
  text-align: center;
  margin-bottom: 50px;
  position: relative;
}
.case_des_title::after {
  content: "";
  width: 2em;
  height: 3px;
  border-radius: 3px;
  background-color: var(--themeColor);
  position: absolute;
  bottom: -25px;
  left: 50%;
  transform: translateX(-50%);
}
.case_des p {
  text-align: center;
}
.case_des img {
  width: 100% !important;
  height: auto !important;
}
.case_des_img {
  position: relative;
}
.case_des_img .case_act_img {
  transition: all 0.5s;
}
.case_des_img .case_act_img .swiper-wrapper .swiper-slide .share{
    position: absolute;
    width: 100%;
    bottom: 0;
    height: 250px;
    z-index: 999;
    background-color: rgba(0,0,0,0.3);
}
.case_des_img .swiper_box {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translate(-50%);
  z-index: 9;
}
.case_des_img .swiper_box .case_des_swiper {
  overflow: hidden;
  width: 90%;
  margin: auto;
}
.case_des_img .swiper_box .case_des_swiper .swiper-slide {
  position: relative;
}
.case_des_img .swiper_box .case_des_swiper .swiper-slide::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  transition: all 0.3s;
}
.case_des_img .swiper_box .case_des_swiper .swiper-slide.act::after {
  opacity: 0;
}
.case_des_img .swiper_box .swiper-button-next,
.case_des_img .swiper_box .swiper-button-prev {
  top: 38%;
  color: #fff;
}
.case_des_img .swiper_box .qiehuan {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}
.case_des_img .swiper_box .qiehuan a {
  color: #fff;
}
.case_btn{
  opacity: 0;
}
.case_btn button{
  border-color:var(--themeColor) ;
  color: var(--themeColor);
}
.case_btn button:hover{
  color: #fff;
}
@media (max-width:800px){
    .case_des_img .case_act_img .swiper-wrapper .swiper-slide .share{
        height: 150px;
    }
    .case_des_img .swiper_box{
        bottom: -5px;
    }
}
@media (max-width: 680px) {
  .case_list {
    margin: 60px auto 0;
    display: block;
  }
  .case_list .case_item {
    padding: 0;
    display: block;
  }
  .case_list .case_item img {
    left: 0;
    width: 100%;
    top: -30px;
  }
  .case_des p{
    line-height: 2em !important;
  }
  .case_list .case_item img,
  .case_list .case_item .bg {
    width: 100%;
    position: static;
  }
  .case_list .case_item .bg .text {
    opacity: 1;
    color: #666;
    font-size: 13px;
    line-height: 30px;
    position: static;
    width: calc(100% - 20px);
    padding: 0 10px;
  }
  .case_list .case_item .bg .text i.iconfont {
    font-size: 13px;
  }
  .case_des_title {
    font-size: 24px;
    margin-bottom: 30px;
  }
  .case_des_title::after {
    bottom: -10px;
  }
  .case_des_img .swiper_box .case_des_swiper {
    display: none;
  }
  .case_des_img .swiper_box .case_des_swiper {
    width: 100%;
  }
  .case_des_img .swiper_box .swiper-button-next,
  .case_des_img .swiper_box .swiper-button-prev {
    top: -20px;
    width: auto;
    height: auto;
  }
  .swiper-button-next:after,
  .swiper-button-prev:after {
    font-size: 30px;
  }
  .case_des_img .case_act_img .swiper-wrapper .swiper-slide .share{
    height: 220px;
  }
}
@media (max-width: 300px) {
  .case_list {
    grid-template-columns: 100%;
  }
}