@charset "utf-8";
.main1{
  padding-top: 80px;
  padding-bottom: 80px;
  background-color: #f5f5f5;
}
.main2{
  padding-top: 80px;
  padding-bottom: 80px;
  background-color: #fff;
}
.main-first{
  padding-top: 0;
}
.kele-center{
  padding-top: 30px;
}
.kele-right .more,
.kele-center .more{
  margin-bottom: 12px;
  padding: 3px 15px;
  font-size: 14px;
  line-height: 24px;
  font-weight: bold;
  color: #fff;
  background-color: var(--secondary-color);
  /* border-radius: 15px; */
  border-radius: 5px;
  transition: all .5s;
}
.kele-right .more:hover,
.kele-center .more:hover{
  background-color: var(--primary-color);
}
/* 轮播图 */
.banner-m{
  display: none;
}
.banner{
  position: relative;
  overflow: hidden;
}
.banner .swiper-slide img{
  width: 100%;
}
.banner-pagination .swiper-pagination-bullet{
  background-color: #fff;
  width: 12px;
  height: 12px;
}
.banner .swiper-button-prev,
.banner .swiper-button-next{
  opacity: 0;
  top: 0;
  margin-top: 0;
  width: 20%;
  height: 100%;
  transition: opacity .5s;
}
.banner .swiper-button-prev{
  left: 0;
  /* background: linear-gradient(to right, #111, #00000000); */
  background: transparent;
}
.banner .swiper-button-next{
  right: 0;
  background: transparent;
  /* background: linear-gradient(to left, #111, #00000000); */
  
}
.banner .swiper-button-prev div,
.banner .swiper-button-next div{
  position: absolute;
  top: 50%;
  width: 80px;
  height: 80px;
  background-image: url(/public/images/icon/arrow1.png);
  background-size: 100%;
}
.banner .swiper-button-prev div{
  left: 30%;
  transform: translate(-50%,-50%) rotate(180deg);
}
.banner .swiper-button-next div{
  right: 30%;
  transform: translate(50%,-50%);
}
.banner:hover .swiper-button-prev,
.banner:hover .swiper-button-next{
  opacity: 1;
}
/* 预登记 */
.enroll-btn{
  /* margin-top: -50px; */
  padding: 50px 100px 0;
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(4, 1fr);
}
.enroll-btn a{
  flex: 1;
  height: 100px;
  width: 100%;
  text-align: center;
  font-size: 24px;
  border-radius: 10px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}
/* .audience{
  margin-left: 50px;
}
.live{
  margin-left: 50px;
} */
.enroll-btn a dl{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.enroll-btn a dd{
  margin-right: 20px;
  width: 40px;
  height: 40px;
  background-size: 100%;
  background-repeat: no-repeat;
}
a.exhibit dd{
  background-image: url(/public/images/icon/icon-exhibit.png);
}
a.audience dd{
  background-image: url(/public/images/icon/icon-audience.png);
}
.audience1 dd{
  background-image: url(https://www.semiicexpo.com/public/images/icon/dao2.png);
}
a.live dd{
  background-image: url(/public/images/icon/icon-live.png);
}
.enroll-btn a:hover{
  color: #fff;
  background-color: var(--secondary-color);
}
.enroll-btn a.exhibit:hover dd{
  background-image: url(/public/images/icon/icon-exhibit-active.png);
}
.enroll-btn a.audience:hover dd{
  background-image: url(/public/images/icon/icon-audience-active.png);
}
.enroll-btn a.audience1:hover dd{
  background-image: url(https://www.semiicexpo.com/public/images/icon/dao1.png);
}
.enroll-btn a.live:hover dd{
  background-image: url(/public/images/icon/icon-live-active.png);
}
/* 统计量 */

.wrapper-box{
  padding-top: 50px;
  justify-content: space-between;
}
.wrapper-box .counter{
  padding: 20px 0;
  width: 20%;
  text-align: center;
  /* border: 1px solid #ccc; */
  border-radius: 4px;
  /* background-color: #fff; */
  cursor: pointer;
  transition: all .5s;
}
.counter div{
  display: flex;
  align-items: top;
  justify-content: center;
  color: var(--primary-color);
  transition: all .5s;
}
.wrapper-box .counter:first-child div{
  align-items: end;
}
.count-title{
  font-size: 48px;
  line-height: 1;
  
}
.wrapper-box .counter sub,
.wrapper-box .counter sup{
  padding-left: 5px;
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
}
.count-text{
  margin-top: 20px;
  font-size: 14px;
  color: #000;
  transition: all .5s;
}
.wrapper-box .counter:hover{
  background-color: var(--secondary-color);
}
.wrapper-box .counter:hover div{
  color: #fff;
}
.wrapper-box .counter:hover .count-text{
  color: #fff;
}
/* wrapper-box2 */
.wrapper-box2{
  margin-top: 50px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 10px;
}
.wrapper-box2 dl{
  color: var(--primary-color);
  background-color: #d4ebf9;
  text-align: center;
  padding: 10px 0;
  cursor: pointer;
  transition: all 0.5s;
}
.wrapper-box2 dt{
  /* justify-content: center; */

}
.wrapper-box2 dt .timer{
  display: inline-block;
  font-size: 46px;
  font-weight: bold;
  font-family: Arial;
  line-height: 65px;
  
}
.wrapper-box2 .sup .timer{
  vertical-align: top;
}
.wrapper-box2 dd{
  font-size: 18px;
  line-height: 24px;
  font-family: "Microsoft YaHei";
}
.wrapper-box2 dl:hover{
  color: #fff;
  background-color: var(--secondary-color);
}
/* 展会介绍 */
.intro{
  /* margin-top: 80px; */
  align-items: center;
}
.intro-left{
  flex: 1;
  padding-top: 10px;
  padding-right: 10px;
  padding-bottom: 10px;
}
.intro-left h1{
  padding-bottom: 10px;
  color: var(--primary-color);
  font-size: 20px;
  text-align: center;
}
.intro-left p{
  margin-top: 10px;
  text-indent: 2em;
  font-size: 14px;
  line-height: 1.8;
}
.intro-left div{
  /* margin-top: 10px; */
  text-align: center;
}
.intro .more{
  margin-left: auto;
  color: var(--primary-color);
  font-size: 14px;
}
.intro .more:hover{
  color: var(--secondary-color);
}
.intro-right{
  flex: 1;
  padding-left: 10px;
}
.intro-right img{
  width: 100%;
  max-height: 440px;
  object-fit: cover;
}
/* 主题展区 */
.area{
  /* margin-top: 80px; */
}

.area-list{
  display: grid;
  /* grid-template-columns: 1fr 1fr 1fr 1fr 1fr; */
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 10px;
}
.area-list2{
  grid-template-columns: 1fr 1fr 1fr;
}
.area-list2 .area-item{
  min-height: 230px;
}
.area-item{
  position: relative;
  min-height: 230px;
  min-height: 150px;
  transform-style: preserve-3d;
  perspective:1000px;
}
.area-item-before,
.area-item-after{
  backface-visibility: hidden;
  cursor: pointer;
  transition: transform 1s;
  border-radius: 10px;
  overflow: hidden;
}
.area-item-before{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  /* padding: 20px; */
  width: 100%;
  height: 100%;
  text-align: center;
  color: #fff;
  font-size: 18px;
  /* background: var(--primary-color) url('http://www.ibie-expo.com/public/images/youshi.png') center; */
  z-index: 1;
}
.area-item-before img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.area-item-after{
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 8px;
  width: 100%;
  height: 100%;
  color: #fff;
  background-color: var(--secondary-color);
  transform: rotateY(180deg);
  z-index: 999;
}
.area-item-after div{
  padding: 5px;
  background-color: var(--primary-color);
  height: 100%;
  font-size: 14px;
  line-height: 24px;
  border-radius: 5px;
  overflow-y: auto;
}
.area-item-after h3{
  padding-bottom: 5px;
  font-size: 18px;
  text-align: center;
}
.area-item-after p strong{
  padding: 10px 0;
  font-size: 16px;
  display: inline-block;
  color: #fff;
}
.area-item-after div strong:nth-child(1){
  padding-top: 0;
}
.area-item:hover .area-item-before{
  transform: rotateY(180deg);
}
.area-item:hover .area-item-after{
  transform: rotateY(360deg);
}
/* 论坛活动 */
.forum{
  /* margin-top: 80px; */
}
.forum-list{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.forum-item{
  position: relative;
  max-height: 230px;
  cursor: pointer;
  overflow: hidden;
}
.forum-item img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s;
}
.forum-item-upper{
  opacity: 0;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.forum-item-upper h3{
  display: block;
  padding-bottom: 5px;
  width: 100%;
  font-size: 20px;
  text-align: center;
}
.forum-item-upper p{
  font-size: 14px;
  line-height: 26px;
}
.forum-item-upper a{
  margin-top: 20px;
  display: inline-block;
  color: var(--primary-color);
  background-color: #fff;
  padding: 3px 15px;
  font-size: 14px;
  line-height: 24px;
  border-radius: 5px;
  border: 1px solid #fff;
}
.forum-item-upper a:hover{
  color: #fff;
  background-color: var(--secondary-color);
}
.forum-item:hover img{
  transform: scale(1.5);
}
.forum-item:hover .forum-item-upper{
  padding: 20px;
  opacity: 1;
  color: #fff;
  background-color: rgba(0, 104, 175, .7);
}
/* 论坛活动2 */
#forum {
	position: relative;
}

#forum .forum-slide{
	width: 520px;
	background: #fff;
	box-shadow: 0 8px 30px #ddd;
  overflow: hidden;
  cursor: pointer;
}
#forum .forum-slide img{
	display:block;
	width: 100%;
  transition: transform 1s;
}
.forum-slide:hover img{
  transform: scale(1.2);
}

.forum-slide-upper{
  opacity: 0;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
	box-sizing: border-box;
}
.forum-slide-upper h3{
  padding-bottom: 10px;
  font-size: 18px;
}
.forum-slide:hover .forum-slide-upper{
  padding: 20px;
  opacity: 1;
  color: #fff;
  background-color: rgba(0, 104, 175, .7);
}
#forum .swiper-button-prev,
#forum .swiper-button-next{
	left: 0px;
	width: 45px;
	height: 45px;
	background: url(/public/images/icon/forum-arrow.png) no-repeat;
	background-size: 100%;
}
#forum .swiper-button-prev {
	left: 0px;
	transform: rotate(180deg);
}

#forum .swiper-button-prev:hover {
	background-image: url(/public/images/icon/forum-arrow-active.png);
}

#forum .swiper-button-next {
	left: auto;
	right: 0px;
}

#forum .swiper-button-next:hover {
	background-image: url(/public/images/icon/forum-arrow-active.png);
}

/* 新闻中心 */
.news{
  /* margin-top: 80px; */
}
.kele-right .kele-flex{
  justify-content: space-between;
  align-items: self-end;
}
.right-news-box{
  margin-bottom: 10px;
  margin-right: 14px;
  display: flex;
}
.right-news-box li{
  margin-right: 10px;
  padding: 4px 10px;
  background-color: #ccc;
  cursor: pointer;
}
.right-news-box li.active{
  color: #fff;
  background-color: var(--primary-color);
}

.news-box{
  display: grid;
  grid-template-columns: 8fr 5fr;
  gap: 44px;
}
.news-hot{
  background-color: #fff;
}
.news-img{
  overflow: hidden;
}
.news-hot .news-img img{
  max-height: 430px;
  width: 100%;
  object-fit: cover;
  transition: transform 1s;
}
.news-hot-box{
  padding: 20px;
}
.news-hot-box .hot-p{
  font-size: 16px;
}
.hot-title{
  font-size: 20px;
  font-weight: bold;
}
.hot-title{
  margin-bottom: 10px;
}
.hot-p{
  font-size: 14px;
  color: #666;
  line-height: 22px;
}
.hot-p span{
  color: var(--primary-color);
  font-weight: bold;
}
.news-hot:hover .news-img img{
  transform: scale(1.2);
}
.news-hot:hover .hot-title{
  color: var(--primary-color);
}
.news-list{
  display: none;
  /* padding: 0 10px; */
  overflow: hidden;
  /* background-color: #fff; */
}
.news-list.active{
  display: block;
}
.news-item{
  /* margin-top: 10px; */
  padding: 15px 0;
  /* border-top: 1px solid #efefef; */
  border-top: 1px solid #fff;
}
.news-list .news-item:nth-child(1){
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}
.news-list .news-item:last-child{
  padding-bottom: 0;
}
.news-item a{
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 10px;
}
.news-item .news-img img{
  height: 100%;
  min-height: 118px;
  transition: transform 1s;
}
.news-item h4{
  margin-bottom: 5px;
  font-size: 17px;
  line-height: 1.6;
}
.news-item:hover .news-img img{
  transform: scale(1.3);
}
.news-item:hover h4{
  color: var(--primary-color);
}

/* 视频新闻 */
.video-news{
  /* margin-top: 80px; */
}
.video-list{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  overflow: hidden;
}
.video-left{
  background-color: pink;
}

.video-item{
  position: relative;
  padding-bottom: 35px;
  background-color: var(--primary-color);
}
.video-list video{
  width: 100%;
}
.video-title{
  position: absolute;
  left: 0;
  bottom: 0px;
  padding-left: 10px;
  padding-right: 10px;
  display: inline-block;
  width: 100%;
  line-height: 35px;
  color: #fff;
  font-size: 14px;
}
.video-left .video-item{
  padding-bottom: 80px;
}
.video-left .video-title{
  bottom: 8px;
  font-size: 16px;
  display: -webkit-box;
  line-height: 32px;
  height: 64px;
}
.video-right{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  overflow: hidden;
}


/* 图片新闻 */
.picture-news{
  /* margin-top: 80px; */
}
.picture-list{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.picture-item{
  position: relative;
  width: calc(50% - 10px);
  overflow: hidden;
}
.picture-list .picture-item:nth-child(3),
.picture-list .picture-item:nth-child(4),
.picture-list .picture-item:nth-child(5){
  margin-top: 20px;
  width: calc(33.33% - 13px);
}
.picture-item img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  vertical-align: middle;
  transition: transform ease .3s;
}
.picture-item:hover img{
  transform: scale(1.2);
}
.picture-title{
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 10px;
  color: #fff;
  font-size: 20px;
  background-color: rgba(0, 0, 0, .5);
}
/* 合作媒体 */
.media{
  /* margin-top: 80px; */
}
.media-box{
  position: relative;
  height: 270px;
  overflow: hidden;
  border: 1px solid #ccc;
}
.media-list{
  position: absolute;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr;
  width: 100%;
}
.media-item{
  padding: 10px;
}
.media-item img{
  padding: 5px;
  width: 100%;
  height: 70px;
  object-fit: contain;
  box-shadow: 0 0 10px #ccc;
  border-radius: 5px;
}

@media (min-width: 320px) and (max-width: 768px) {
  .main1,
  .main2{
    padding-top: 15px;
    padding-bottom: 30px;
  }
  
  .kele-right{
    line-height: 24px;
  }
  footer{
    margin-top: 0;
  }
  /* banner */
  .banner {
    display: none;
  }
  .banner-m {
    position: relative;
    display: block;
    overflow: hidden;
  }
  .banner-pagination .swiper-pagination-bullet{
    width: 8px;
    height: 8px;
  }
  .banner-m .swiper-button-next,
  .banner-m .swiper-button-prev{
    background: transparent;
  }
  /* 预登记 */
  .enroll-btn{
    padding: 20px 10px;
  }
  .enroll-btn a{
    font-size: 16px;
    height: 50px;
    border-radius: 6px;
  }
  .audience{
    margin-left: 10px;
  }
  .enroll-btn a dd{
    width: 24px;
    height: 24px;
    margin-right: 5px;
  }
  .enroll-btn a dt{
    font-size: 14px;
  }
  .live{
    margin-left: 10px;
  }
  
  
  /* 统计量 */
  .wrapper-box{
    padding-top: 20px;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  .wrapper-box .counter{
    width: 40%;
    padding: 10px 0;
  }
  .wrapper-box2{
    margin-top: 0px;
    grid-template-columns: 1fr 1fr;
  }
  .wrapper-box2 dt .timer{
    font-size: 24px;
    line-height: 30px;
  }
  .wrapper-box2 dd{
    font-size: 14px;
  }
 
  /* 展会介绍 */
  .intro{
    flex-direction: column;
  }
  .intro-left{
    order:2;
  }
  .intro-left h1{
    padding: 20px 0;
  }
  .intro-right{
    padding-left: 0;
    padding-right: 0;
    order: 1;
  }
  /* 主题展区 */
  .area .kele-right{
    display: none;
    /* margin-top: 40px; */
  }
  .area-list{
    grid-template-columns: 1fr 1fr;
  }
  .area-item{
    min-height: 140px;
  }
  .area-item-before{
    font-size: 14px;
    background-repeat: no-repeat;
    background-size: 100%;
  }
  .area-item-after{
    padding: 10px;
  }
  .area-item-after div{
    font-size: 12px;
    line-height: 20px;
  }
  .area-item-after h3{
    padding-bottom: 0;
    font-size: 15px;
  }

  /* 论坛活动 */
  .forum .kele-right{
    display: none;
  }
  .forum-list{
    grid-template-columns: 1fr 1fr;
  }
  .forum-btn{
    position: absolute;
    width: 100%;
    height: 100%;
  }
  .forum-item:hover .forum-item-upper{
    opacity: 0;
  }

  /* 新闻抢鲜看 */
  .news-box.kele-right>div:first-child,
  .right-news-box{
    display: none;
  }
  .kele-right .kele-flex{
    justify-content: end;
  }
  .news-box{
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .news-hot-box{
    padding: 10px;
  }
  .hot-title{
    font-size: 16px;
    line-height: 24px;
  }
  .news-hot-box .hot-p,
  .news-hot-box .hot-p span{
    font-size: 14px;
    line-height: 20px;
  }
  .news-item h4{
    font-size: 15px;
    line-height: 24px;
  }

  /* 视频新闻 */
  .video-list{
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .video-left .video-title{
    bottom: 4px;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    height: 32px;
  }
  .video-left .video-item{
    padding-bottom: 40px;
  }
  .video-right{
    gap: 10px;
  }
  .picture-list .picture-item{
    margin-top: 10px;
  }
  .picture-list .picture-item:first-child{
    margin-top: 0;
    width: 100%;
  }
  .picture-list .picture-item:nth-child(2),
  .picture-list .picture-item:nth-child(3),
  .picture-list .picture-item:nth-child(4),
  .picture-list .picture-item:nth-child(5){
    margin-top: 10px;
    width: calc(50% - 5px);
  }
  .picture-title{
    padding: 0px 10px;
    font-size: 14px;
  }

  /* 高交会历程 */
  .development{
    display: none;
  }

  /* 合作媒体 */
  .media .kele-right{
    display: none;
  }
  .media-box{
    height: 240px;
  }
  .media-list{
    grid-template-columns: 1fr 1fr 1fr;
  }
  .media-item{
    padding: 5px;
  }
}