@keyframes tips {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0);
  }
}
video {
  pointer-events: none;
}
.banner {
  width: 100%;
  position: -webkit-sticky;
  position: sticky;
  overflow: hidden;
  top: 0;
  left: 0;
}
.banner .module {
  position: relative;
}
.banner .module .bannerbg {
  display: none;
}
.banner .module .video {
  height: 100vh;
  width: 100%;
}
.banner .module .video video {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
  -o-object-position: center;
  object-position: center;
}
.banner .module .txt {
  position: absolute;
  width: 40%;
  top: 21%;
  left: 50%;
  transform: translateX(-50%);
}
.banner .module .txt p {
  color: #fff;
  display: block;
  text-align: center;
  margin-top: 20px;
}
.banner .module .countdown {
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  background: rgba(85, 84, 255, 0.3);
  border-top: 1px solid;
  border-image: linear-gradient(135deg, #9ebbff, rgba(158, 187, 255, 0.2), #9ebbff) 1 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  padding: 14px 0;
}
.banner .module .countdown .tips {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  cursor: pointer;
}
.banner .module .countdown .tips .img {
  width: 50px;
  margin: 0 auto;
  animation: tips 1s linear 0s infinite;
}
.banner .module .countdown .tips .text {
  text-align: center;
  color: #fff;
  font-size: 14px;
}
.banner .module .countdown .time {
  display: flex;
  justify-content: center;
  margin: 0 20px;
}
.banner .module .countdown .time span {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  display: block;
  padding: 0 5px;
  margin: 0 2px;
}
.banner .module .countdown .time span i {
  display: inline-block;
  position: relative;
  z-index: 2;
  font-size: 56px;
  line-height: 1.2;
  color: #3630F2;
}
.banner .module .countdown .time span::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 52.5%;
  background: linear-gradient(180deg, #FFFFFF 0%, #C2D2FF 100%);
  z-index: 0;
}
.banner .module .countdown .time span::before {
  content: '';
  display: block;
  position: absolute;
  top: 52.5%;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #C2D2FF 100%);
  z-index: 0;
}
.title {
  width: 200px;
  text-align: center;
  margin: 0 auto;
  color: #fff;
  background-image: url('../img/title_bg.png');
  background-position: center 106%;
  background-repeat: no-repeat;
  background-size: 100%;
  margin-bottom: 2.5%;
}
.main {
  position: relative;
  width: 100%;
}
.main .video_bg {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  height: 100vh;
  left: 0;
}
.main .video_bg::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 1;
}
.main .video_bg video {
  -o-object-fit: cover;
  object-fit: cover;
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.main .module {
  position: relative;
  z-index: 3;
  margin-top: -100vh;
  width: 100%;
}
.main .box {
  width: 100%;
}
.main .activity_highlights {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .activity_highlights #activity {
  width: 100%;
}
.main .activity_highlights #activity .swbtn {
  width: 6%;
  height: auto;
  background-image: url(' ');
  margin-top: -3%;
  transition: all 0.3s;
}
.main .activity_highlights #activity .swbtn:hover {
  opacity: 0.5;
}
.main .activity_highlights #activity .swiper-button-prev {
  left: 15%;
}
.main .activity_highlights #activity .swiper-button-next {
  right: 15%;
}
.main .activity_highlights #activity .swiper-slide.swiper-slide-active .txt {
  display: block;
}
.main .activity_highlights #activity .swiper-slide .img {
  width: 100%;
  padding-top: 63%;
  position: relative;
  overflow: hidden;
}
.main .activity_highlights #activity .swiper-slide .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.main .activity_highlights #activity .swiper-slide .txt {
  position: absolute;
  background: rgba(85, 84, 255, 0.05);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(154, 193, 255, 0.6), rgba(125, 168, 255, 0.23), rgba(97, 142, 255, 0.6)) 1 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 3.5%;
  bottom: 20px;
  left: 20px;
  display: none;
}
.main .activity_highlights #activity .swiper-slide .txt span {
  color: #fff;
  font-size: 12px;
  padding: 2px 10px;
  background: linear-gradient(270deg, #FFB533 0%, #F54FFD 100%);
  border-radius: 11px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  z-index: 2;
}
.main .activity_highlights #activity .swiper-slide .txt h2 {
  color: #fff;
  margin-top: 8px;
  position: relative;
  z-index: 2;
}
.main .activity_highlights #activity .swiper-slide .txt p {
  color: #fff;
  position: relative;
  z-index: 2;
}
.main .activity_highlights .tap {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 120px;
}
.main .activity_highlights .tap p {
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.5);
  color: hsla(0, 0%, 100%, 0.5);
  cursor: pointer;
  font-size: 14px;
  letter-spacing: 3px;
  line-height: 40px;
  padding: 8px 0;
  -webkit-text-orientation: upright;
  text-orientation: upright;
  -webkit-transition: font-size 0.1s, letter-spacing 0.1s;
  -o-transition: font-size 0.1s, letter-spacing 0.1s;
  -moz-transition: font-size 0.1s, letter-spacing 0.1s;
  transition: font-size 0.1s, letter-spacing 0.1s;
  width: 40px;
  -webkit-writing-mode: vertical-lr;
  -ms-writing-mode: tb-lr;
  writing-mode: vertical-lr;
  margin-right: 15px;
}
.main .activity_highlights .tap p.on {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}
.main .event_calendar {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .event_calendar .ctn {
  display: flex;
  justify-content: space-between;
}
.main .event_calendar .ctn .des {
  width: 69.7%;
  position: relative;
}
.main .event_calendar .ctn .des li {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, #9ebbff, rgba(158, 187, 255, 0.2), #9ebbff) 1 1;
}
.main .event_calendar .ctn .des li .img {
  position: relative;
  padding-top: 49%;
  overflow: hidden;
}
.main .event_calendar .ctn .des li .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.main .event_calendar .ctn .des li .img .label {
  position: absolute;
  top: 2%;
  left: 2%;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, #9ebbff, rgba(158, 187, 255, 0.2), #9ebbff) 1 1;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: #fff;
  padding: 8px;
}
.main .event_calendar .ctn .des li .img .label::before {
  content: '';
  display: inline-block;
  vertical-align: middle;
  width: 6px;
  height: 6px;
  border-radius: 100%;
  background: linear-gradient(90deg, #F64FFE 0%, #FFB433 100%);
}
.main .event_calendar .ctn .des li .txt {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 4%;
}
.main .event_calendar .ctn .des li .txt .h5tit {
  display: none;
}
.main .event_calendar .ctn .des li .txt p {
  display: block;
  color: #fff;
  padding-bottom: 2%;
}
.main .event_calendar .ctn .des li .txt span {
  display: inline-block;
  color: #fff;
  font-size: 14px;
  margin-right: 15px;
}
.main .event_calendar .ctn .des li .txt span i {
  width: 17px;
  display: inline-block;
  vertical-align: sub;
  margin-right: 2px;
}
.main .event_calendar .ctn .des li .txt a {
  background: linear-gradient(270deg, #FFB531 0%, #F64EFF 100%);
  border-radius: 28px;
  color: #fff;
  padding: 15px 32px;
  font-size: 16px;
  transition: all 0.3s;
}
.main .event_calendar .ctn .des li .txt a:hover {
  box-shadow: 0 0 11px 6px #4713cd;
}
.main .event_calendar .ctn .des li.on {
  display: block;
}
.main .event_calendar .ctn #calendar {
  width: 29.1%;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, #9ebbff, rgba(158, 187, 255, 0.2), #9ebbff) 1 1;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  /* &::after{
                    content: '';
                    display: block;
                    position: absolute;
                    left: 35px;
                    top: 10px;
                    bottom: 10px;
                    width: 2px;
                    background: linear-gradient(180deg, rgba(154, 193, 255, 0) 0% ,#9AC1FF 50%, rgba(154, 193, 255, 0) 100%);
                } */
}
.main .event_calendar .ctn #calendar .swiper-wrapper {
  height: auto;
}
.main .event_calendar .ctn #calendar .swiper-scrollbar-drag {
  background: rgba(0, 0, 0, 0.1);
}
.main .event_calendar .ctn #calendar ul {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}
.main .event_calendar .ctn #calendar ul li {
  width: 100%;
  display: block;
  position: relative;
}
.main .event_calendar .ctn #calendar ul li::after {
  content: '';
  position: absolute;
  left: 32px;
  top: 30%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background-color: #9AC1FF;
  transform: rotate(45deg);
}
.main .event_calendar .ctn #calendar ul li::before {
  content: '';
  position: absolute;
  left: 34px;
  top: 48%;
  background: linear-gradient(180deg, #9AC1FF 0%, #9AC1FF 100%);
  width: 1px;
  height: 71%;
}
.main .event_calendar .ctn #calendar ul li:nth-last-child(1)::before {
  display: none;
}
.main .event_calendar .ctn #calendar .swiper-slide {
  width: 100%;
  padding-left: 75px;
  color: #fff;
  display: flex;
  align-items: center;
  cursor: pointer;
}
.main .event_calendar .ctn #calendar .swiper-slide.on {
  background-color: rgba(255, 255, 255, 0.1);
}
.main .event_calendar .ctn #calendar .swiper-slide p {
  display: block;
}
.main .event_calendar .ctn #calendar .swiper-slide p b {
  font-weight: initial;
}
.main .event_calendar .ctn #calendar .swiper-slide p i {
  margin-left: 15px;
}
.main .event_calendar .ctn #calendar .swiper-slide span {
  display: block;
  margin-top: 6px;
}
.main .event_calendar .ctn #calendar .swiper-slide:hover {
  background-color: rgba(255, 255, 255, 0.1);
}
.main .speakers {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .speakers #speakers {
  display: none;
}
.main .speakers ul {
  -moz-box-pack: start;
  -moz-box-orient: vertical;
  -moz-box-direction: normal;
  display: -webkit-flex;
  display: -moz-box;
  display: flex;
  -webkit-flex-flow: column wrap;
  flex-flow: column wrap;
  height: 440px;
  -webkit-justify-content: flex-start;
  justify-content: flex-start;
  overflow: visible;
  -webkit-transition: margin 0.5s;
  -o-transition: margin 0.5s;
  -moz-transition: margin 0.5s;
  transition: margin 0.5s;
  width: 100%;
}
.main .speakers ul li {
  height: 212px;
  margin-bottom: 8px;
  margin-right: 8px;
  position: relative;
  width: 160px;
  will-change: width,height,order;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, #8dafff, rgba(158, 187, 255, 0.2), #8cacf8) 1 1;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  justify-content: flex-start;
  padding: 29px 21px;
}
.main .speakers ul li::after {
  content: '';
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-image: url(../img/speakers_bg.png);
  background-position: center bottom;
  background-repeat: no-repeat;
  background-size: 100%;
  z-index: 1;
}
.main .speakers ul li h2 {
  -webkit-writing-mode: vertical-lr;
  -ms-writing-mode: tb-lr;
  writing-mode: vertical-lr;
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
  height: 100%;
  display: block;
  position: relative;
  z-index: 3;
  font-size: 18px;
  letter-spacing: 2px;
}
.main .speakers ul li p {
  -webkit-writing-mode: vertical-lr;
  -ms-writing-mode: tb-lr;
  writing-mode: vertical-lr;
  white-space: nowrap;
  color: #F0F3FF;
  height: 100%;
  display: block;
  position: relative;
  z-index: 3;
  font-size: 12px;
  letter-spacing: 2px;
}
.main .speakers ul li .t2 {
  display: none;
}
.main .speakers ul li .img {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 80%;
  z-index: 2;
}
.main .speakers ul li.on {
  height: 432px;
  width: 325px;
}
.main .speakers ul li.on::after {
  display: block;
}
.main .speakers ul li.on .t2 {
  display: block;
}
.main .speakers ul li.on h2 {
  font-size: 30px;
  letter-spacing: 6px;
}
.main .speakers ul li.on p {
  font-size: 16px;
  letter-spacing: 6px;
}
.main .speakers ul li.on .img {
  width: 100%;
}
.main .issue {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .issue .title {
  margin-bottom: 6%;
}
.main .issue .ctn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(270deg, rgba(121, 36, 255, 0.5) 0%, rgba(14, 67, 252, 0.5) 100%);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(239, 245, 255, 0.7), rgba(125, 168, 255, 0.23), rgba(239, 245, 255, 0.7)) 1 1;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.main .issue .ctn .img {
  width: 34%;
  position: relative;
  padding-top: 27%;
}
.main .issue .ctn .img img {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}
.main .issue .ctn .txt {
  width: 60%;
  padding-right: 5%;
}
.main .issue .ctn .txt h2 {
  color: #fff;
}
.main .issue .ctn .txt p {
  display: block;
  margin-top: 20px;
  color: #fff;
}
.main .issue .ctn .txt a {
  display: inline-block;
  margin-top: 40px;
  background: linear-gradient(270deg, #FFB531 0%, #F64EFF 100%);
  border-radius: 28px;
  padding: 15px 32px;
  color: #fff;
  font-size: 18px;
  transition: all 0.3s;
}
.main .issue .ctn .txt a:hover {
  box-shadow: 0 0 11px 6px #4713cd;
}
.main .hot_topic {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .hot_topic .tap {
  display: flex;
  justify-content: center;
  align-items: center;
}
.main .hot_topic .tap p {
  font-size: 16px;
  cursor: pointer;
  padding: 0 20px;
  border-right: 1px solid #fff;
  color: #fff;
}
.main .hot_topic .tap p:nth-last-child(1) {
  border-right: 0;
}
.main .hot_topic .tap p.on {
  color: #48B9FF;
}
.main .hot_topic .ctn .item {
  height: 400px;
  margin-bottom: 5%;
  display: none;
}
.main .hot_topic .ctn .item ul {
  display: flex;
  justify-content: flex-start;
  margin: 13px 0;
  height: 220px;
}
.main .hot_topic .ctn .item ul:nth-child(1) {
  align-items: flex-end;
}
.main .hot_topic .ctn .item ul:nth-child(2) {
  align-items: flex-start;
}
.main .hot_topic .ctn .item ul li {
  width: 24%;
  padding: 2% 3%;
  margin: 0 0.5%;
  background: linear-gradient(225deg, rgba(121, 36, 255, 0.5) 0%, rgba(14, 67, 252, 0.5) 100%);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(239, 245, 255, 0.7), rgba(125, 168, 255, 0.23), rgba(239, 245, 255, 0.7)) 1 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  transition: all 0.3s;
}
.main .hot_topic .ctn .item ul li p {
  margin-top: 10px;
  height: 60px;
}
.main .hot_topic .ctn .item ul li a {
  height: 0;
  overflow: hidden;
  display: inline-block;
  background: linear-gradient(270deg, #FFB531 0%, #f64eff 100%);
  border-radius: 28px;
  font-size: 18px;
  padding: 0 32px;
  color: #fff;
  margin-top: 10px;
  transition: all 0.3s;
}
.main .hot_topic .ctn .item ul li a:hover {
  box-shadow: 0 0 11px 6px #4713cd;
}
.main .hot_topic .ctn .item ul li:hover a {
  height: 57px;
  line-height: 57px;
}
.main .history {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .history ul {
  display: flex;
  justify-content: space-between;
  padding-top: 5%;
  padding-bottom: 10%;
}
.main .history ul li {
  width: 32.5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(239, 245, 255, 0.7), rgba(125, 168, 255, 0.23), rgba(239, 245, 255, 0.7)) 1 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 12px;
}
.main .history ul li .img {
  width: 35%;
  position: relative;
  padding-top: 35%;
}
.main .history ul li .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.main .history ul li .txt {
  color: #fff;
  width: 60%;
}
.main .history ul li .txt h2 {
  display: block;
}
.main .history ul li .txt p {
  display: block;
  margin-top: 5px;
}
.main .history ul li .txt a {
  display: inline-block;
  color: #fff;
  margin-top: 20px;
  transition: all 0.3s;
}
.main .history ul li .txt a i {
  display: inline-block;
  width: 17px;
  height: 17px;
  background-image: url('../img/history_more.png');
  background-position: 100% 0;
  background-repeat: no-repeat;
  background-size: 200%;
  vertical-align: middle;
  transition: all 0.3s;
}
.main .history ul li .txt a:hover {
  color: #48EFFF;
}
.main .history ul li .txt a:hover i {
  background-position: 0 0;
}
.main .sponsors {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main .sponsors .img {
  width: 100%;
  background: rgba(85, 84, 255, 0.3);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(239, 245, 255, 0.7), rgba(125, 168, 255, 0.23), rgba(239, 245, 255, 0.7)) 1 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.main .sponsors .img .h5_pic {
  display: none;
}
.sign_up {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  z-index: 11;
  display: none;
}
.sign_up .pc_s {
  display: block;
}
.sign_up .h5_s {
  display: none;
}
.sign_up .sign_flex {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 1, 89, 0.8);
}
.sign_up .item {
  width: 1017px;
  transform: translateY(100px);
  transition: all 0.5s;
  opacity: 0;
  position: relative;
}
.sign_up .item.on {
  transform: translateY(0px);
  opacity: 1;
}
.sign_up .item .close {
  width: 43px;
  position: absolute;
  top: -21px;
  right: -21px;
  z-index: 2;
  cursor: pointer;
}
.sign_up .item ul {
  display: flex;
  justify-content: flex-start;
  background: linear-gradient(270deg, #4b08b4 0%, #203faf 100%);
  border: 1px solid;
  border-image: linear-gradient(135deg, rgba(239, 245, 255, 0.7), rgba(125, 168, 255, 0.23), rgba(239, 245, 255, 0.7)) 1 1;
  backdrop-filter: blur(10px);
}
.sign_up .item ul li {
  width: 16.66666667%;
  position: relative;
}
.sign_up .item ul li::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.15);
  z-index: 0;
  transition: all 0.3s;
  opacity: 0;
}
.sign_up .item ul li .img {
  width: 100%;
  position: relative;
  padding-top: 280%;
  overflow: hidden;
  z-index: 1;
}
.sign_up .item ul li .img img {
  width: 102%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.sign_up .item ul li .img::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(0, 1, 89, 0.5);
  z-index: 2;
  transition: all 0.3s;
}
.sign_up .item ul li .txt {
  margin-top: 16px;
  margin-bottom: 29px;
  position: relative;
  z-index: 1;
}
.sign_up .item ul li .txt span {
  font-size: 14px;
  line-height: 1.5;
  color: #fff;
  display: block;
  text-align: center;
  position: relative;
}
.sign_up .item ul li .txt span::after {
  content: '';
  display: block;
  background: #9AC1FF;
  width: 22%;
  height: 1px;
  position: absolute;
  top: 50%;
  left: 8%;
}
.sign_up .item ul li .txt span::before {
  content: '';
  display: block;
  background: #9AC1FF;
  width: 22%;
  height: 1px;
  position: absolute;
  top: 50%;
  right: 8%;
}
.sign_up .item ul li .txt span i {
  position: absolute;
  right: -3px;
  top: 50%;
  margin-top: -2px;
  width: 6px;
  height: 6px;
  background-color: #9AC1FF;
  transform: rotate(45deg);
}
.sign_up .item ul li .txt p {
  color: #fff;
  display: block;
  text-align: center;
}
.sign_up .item ul li .txt a {
  margin: 19px auto 0;
  display: block;
  width: 80%;
  text-align: center;
  padding: 8px;
  background: linear-gradient(270deg, #FFB531 0%, #F64EFF 100%);
  border-radius: 28px;
  color: #fff;
  opacity: 0;
  transition: all 0.3s;
}
.sign_up .item ul li:nth-child(1) .txt span::after {
  display: none;
}
.sign_up .item ul li:nth-last-child(1) .txt span::before {
  display: none;
}
.sign_up .item ul li:nth-last-child(1) .txt span i {
  display: none;
}
.sign_up .item ul li.on::after {
  opacity: 1;
}
.sign_up .item ul li.on .img::after {
  opacity: 0;
}
.sign_up .item ul li.on .txt a {
  opacity: 1;
}
@media screen and (max-width: 1366px) {
  .main .speakers ul li {
    width: 145px;
    height: 197px;
  }
  .main .speakers ul li.on {
    height: 402px;
    width: 230px;
  }
  .main .event_calendar .ctn .des li .txt a,
  .main .issue .ctn .txt a {
    padding: 8px 21px;
    font-size: 16px;
  }
  .main .issue .ctn .txt a {
    font-size: 14px;
    margin-top: 10px;
  }
  .main .hot_topic .ctn .item ul li a {
    padding: 0 27px;
  }
  .main .hot_topic .ctn .item ul li:hover a {
    height: 48px;
    line-height: 48px;
  }
  .main .hot_topic .ctn .item ul li p {
    height: 60px;
  }
}
@media screen and (max-width: 1100px) {
  .sign_up .item {
    width: 94%;
  }
}
@media screen and (max-width: 998px) {
  .banner {
    position: static;
  }
  .main {
    background-color: #1A08B4;
  }
  .banner .module .countdown,
  .banner .module .video,
  .main .video_bg {
    display: none;
  }
  .main .module {
    margin-top: 0;
    padding-bottom: 47px;
  }
  .main .module,
  .main .activity_highlights,
  .main .event_calendar,
  .main .speakers,
  .main .issue,
  .main .hot_topic,
  .main .history,
  .main .sponsors {
    height: auto;
  }
  .banner .module .bannerbg {
    display: block;
  }
  .banner .module .txt {
    width: 80%;
  }
  .title {
    margin-top: 47px;
    margin-bottom: 22px;
  }
  .main .event_calendar .ctn .des li {
    overflow: hidden;
  }
  .main .activity_highlights #activity .swiper-slide .img {
    padding-top: 120%;
  }
  .main .activity_highlights #activity .swiper-slide .img img {
    width: 190%;
  }
  .main .activity_highlights #activity .swiper-slide .txt span {
    display: none;
  }
  .main .activity_highlights #activity .swiper-slide.swiper-slide-active .txt {
    padding: 5%;
    bottom: 0;
    left: 0;
    width: 100%;
  }
  .main .activity_highlights #activity .swiper-slide.swiper-slide-active .txt h2 {
    margin-top: 0;
  }
  .main .activity_highlights .tap {
    display: none;
  }
  .main .activity_highlights #activity .swiper-button-next {
    right: 1%;
  }
  .main .activity_highlights #activity .swiper-button-prev {
    left: 1%;
  }
  .main .activity_highlights #activity .swbtn {
    width: 12%;
  }
  .main .event_calendar .ctn {
    flex-wrap: wrap;
  }
  .main .event_calendar .ctn .des {
    width: 100%;
  }
  .main .event_calendar .ctn #calendar {
    width: 100%;
  }
  .main .event_calendar .ctn .des li .img .label {
    display: none;
  }
  .main .event_calendar .ctn .des li .txt {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 101%;
  }
  .main .event_calendar .ctn .des li .txt .pctext,
  .main .event_calendar .ctn .des li .txt span i {
    display: none;
  }
  .main .event_calendar .ctn .des li .txt .h5tit {
    display: block;
    color: #fff;
    font-size: 14px;
  }
  .main .event_calendar .ctn .des li .img {
    padding-top: 55%;
  }
  .main .event_calendar .ctn .des li .img img {
    width: 113%;
  }
  .main .event_calendar .ctn #calendar .swiper-slide span {
    display: none;
  }
  .main .event_calendar .ctn #calendar .swiper-slide p b,
  .main .event_calendar .ctn #calendar .swiper-slide.on::after,
  .main .event_calendar .ctn #calendar::after {
    display: none;
  }
  .main .event_calendar .ctn #calendar {
    background: none;
    border: 0;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    margin-top: 2.5%;
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper {
    justify-content: flex-start;
    flex-wrap: wrap;
    height: auto;
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper .swiper-slide {
    width: 24%;
    margin-right: 1.2%;
    margin-bottom: 2%;
    padding-left: 0;
    text-align: center;
    background: rgba(85, 84, 255, 0.3);
    border: 1px solid;
    border-image: linear-gradient(135deg, #6d5bff, rgba(158, 187, 255, 0.2), #8071fc) 1 1;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper .swiper-slide:nth-child(4n) {
    margin-right: 0;
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper .swiper-slide.on {
    border: 1px solid #FFBA00;
    color: #FFBA00;
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper .swiper-slide .txt {
    margin: 0 auto;
  }
  .main .event_calendar .ctn #calendar .swiper-wrapper .swiper-slide .txt p {
    margin: 0 auto;
  }
  .main .event_calendar .ctn #calendar .swiper-slide p i {
    display: block;
    margin-left: 0;
    text-align: center;
  }
  .main .speakers ul {
    display: none;
  }
  .main .speakers #speakers {
    display: block;
    padding: 3% 0 25px;
  }
  .main .speakers #speakers .swiper-pagination {
    bottom: 0;
  }
  .main .speakers #speakers .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width: 20px;
    border-radius: 100px;
    background-color: #fff;
  }
  .main .speakers #speakers .swiper-pagination .swiper-pagination-bullet {
    opacity: 1;
    background-color: #535AFF;
  }
  .main .speakers #speakers .swiper-slide {
    background: linear-gradient(270deg, rgba(121, 36, 255, 0.5) 0%, rgba(14, 67, 252, 0.5) 100%);
    border: 1px solid;
    border-image: linear-gradient(135deg, #6d5bff, rgba(158, 187, 255, 0.2), #8071fc) 1 1;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0 15px;
    padding-bottom: 7%;
  }
  .main .speakers #speakers .swiper-slide h2 {
    color: #fff;
    margin-top: 12%;
    font-size: 16px;
    position: relative;
    z-index: 1;
  }
  .main .speakers #speakers .swiper-slide p {
    color: #fff;
    font-size: 8px;
    position: relative;
    z-index: 1;
  }
  .main .speakers #speakers .swiper-slide .img {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60%;
    z-index: 2;
  }
  .main .speakers #speakers .swiper-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: url(../img/speakers_bg2.png);
    background-position: center bottom;
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 0;
  }
  .main .issue .ctn .txt p {
    display: none;
  }
  .main .issue .ctn .img {
    width: 52%;
    padding-top: 45%;
  }
  .main .issue .ctn .txt {
    width: 44%;
  }
  .main .issue .ctn .txt h2 {
    font-size: 18px;
    width: 124px;
  }
  .main .issue .ctn {
    margin-top: 33px;
  }
  .main .hot_topic {
    display: none;
  }
  .main .history {
    display: none;
  }
  .main .sponsors .img .pc_pic {
    display: none;
  }
  .main .sponsors .img .h5_pic {
    display: block;
  }
  .main .event_calendar .ctn #calendar .swiper-slide::before,
  .main .event_calendar .ctn #calendar .swiper-slide::after {
    display: none;
  }
  .main .event_calendar .ctn .des li .txt a,
  .main .issue .ctn .txt a {
    padding: 5px 16px;
    font-size: 14px;
  }
  .swiper-scrollbar {
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .sign_up .h5_s {
    display: block;
  }
  .sign_up .pc_s {
    display: none;
  }
  .sign_up .sign_logo img {
    width: 143px;
    margin: 0 auto;
  }
  .sign_up .sign_logo p {
    display: block;
    text-align: center;
    color: #fff;
    margin-top: 7px;
  }
  .sign_up .item {
    background: linear-gradient(270deg, #4b08b4 0%, #203faf 100%);
    border: 1px solid;
    border-image: linear-gradient(135deg, #9ebbff, rgba(158, 187, 255, 0.2), #9ebbff) 1 1;
    backdrop-filter: blur(10px);
    padding: 10px 0;
  }
  .sign_up .item ul li::after,
  .sign_up .item ul li .img::after,
  .sign_up .item ul li .txt span::before,
  .sign_up .item ul li .txt span::after,
  .sign_up .item ul li .txt span i,
  .sign_up .item ul li .txt a {
    display: none;
  }
  .sign_up .item .close {
    top: 0;
    right: 0;
  }
  .sign_up .item ul {
    justify-content: space-between;
    flex-wrap: wrap;
    border: 0;
    background: none;
    width: 96%;
    margin: 10px auto 0;
  }
  .sign_up .item ul li {
    width: 48%;
    margin: 2% 0;
  }
  .sign_up .item ul li .img {
    padding-top: 50%;
  }
  .sign_up .item ul li .txt {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .sign_up .item ul li .txt span {
    white-space: nowrap;
    font-size: 14px;
  }
  .sign_up .item ul li .txt p {
    white-space: nowrap;
    font-size: 14px;
  }
}
/*# sourceMappingURL=./index.css.map */