/* 赛题说明1920样式开始 */
.ctd-box {
  background: rgb(245, 245, 245);
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px;
}

.question-des {
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 4px;
}

.et-mar {
  margin-bottom: 16px;
}

.ctd-br {
  display: none;
}

.ctd-ul .active-tab-li {
  font-weight: bold;
  border-bottom: 2px solid rgb(25, 25, 25);
}

.btn-group-375 {
  display: none;
}

.ctd-cloud {
  width: 1600px;
  margin: 0 auto;
  padding-top: 81px;
  padding-bottom: 75px;
}

.ctd-tips {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
}

.ctd-tabs {
  margin-top: 32px;
}

.ctd-ul {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ctd-tab {
  color: rgb(0, 0, 0);
  font-size: 20px;
  font-weight: 500;
  line-height: 30px;
  letter-spacing: 0px;
  text-align: center;
  padding-bottom: 18px;
  cursor: pointer;
}

.cloud-tab {
  display: block;
  border-bottom: 2px solid rgb(25, 25, 25);
  margin-top: 2px;
}

.industry-tab {
  display: block;
  border-bottom: 2px solid rgb(25, 25, 25);
  margin-top: 2px;
}

.cloud-mar {
  margin-right: 59.5px;
}

.ctd-contents {
  margin-top: 32px;
}

.ctd-content-first {
  display: flex;
  justify-content: center;
}

.cloud-img {
  width: 930px;
  height: 380px;
}

.content-right {
  width: 930px;
  height: 380px;
}

.content-left {
  width: 522px;
  height: 306px;
  margin-right: 106px;
}

.content-title {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.content-title-left {
  color: rgb(25, 25, 25);
  font-size: 28px;
  font-weight: 600;
  line-height: 42px;
  letter-spacing: 0px;
  text-align: left;
  margin-right: 12px;
}

.content-title-right {
  width: 66px;
  height: 24px;
  border-radius: 4px;
  background: rgb(199, 0, 11);
  color: rgb(255, 255, 255);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
}

.bg-text {
  color: rgb(25, 25, 25);
  font-size: 16px;
  font-weight: 600;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 8px;
}

.bg-des {
  color: rgb(89, 89, 89);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 16px;
}

.enrollment-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 40px;
  box-sizing: border-box;
  border: 1px solid rgb(89, 89, 89);
  border-radius: 50px;
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  margin-top: 32px;
  cursor: pointer;
}

.enrollment-btn-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 40px;
  box-sizing: border-box;
  border: 1px solid rgb(89, 89, 89);
  border-radius: 50px;
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  margin-top: 32px;
  cursor: pointer;
}

.enrollment-btn-expect {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 40px;
  box-sizing: border-box;
  border: 1px solid rgb(89, 89, 89);
  border-radius: 50px;
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  margin-top: 32px;
}

.content-bottom {
  display: flex;
}

.digital-content {
  width: 517px;
  height: 246px;
  border-radius: 16px;
  background: rgb(255, 255, 255);
  padding: 32px;
}

.digital-mar {
  margin-right: 24px;
}

.digital-div {
  text-align: left;
}

.digital-tips {
  color: rgb(25, 25, 25);
  font-size: 20px;
  font-weight: 600;
  line-height: 30px;
  letter-spacing: 0px;
  text-align: left;
  margin-top: 24px;
  margin-bottom: 8px;
}

.digital-des {
  color: rgb(89, 89, 89);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
}

.ctd-content-second {
  display: flex;
}

.content-second-div {
  position: relative;
  width: 523px;
  height: 520px;
  border-radius: 16px;
  background: rgb(255, 255, 255);
  padding: 48px 48px 0px 48px;
}

.content-second-div::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 66px;
  height: 24px;
  background: rgb(199, 0, 11);
  border-top-right-radius: 16px;
  border-bottom-left-radius: 16px
}

.process-p {
  position: absolute;
  top: 1px;
  right: 12px;
  color: rgb(255, 255, 255);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0px;
}

.content-second-mar {
  margin-right: 16px;
}

.way-tips {
  color: rgb(25, 25, 25);
  font-size: 28px;
  font-weight: 600;
  line-height: 42px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 16px;
}

.way-des {
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 16px;
}

.content-img-shengteng::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 66px;
  height: 24px;
  background: rgb(230, 242, 255);
  border-top-right-radius: 16px;
  border-bottom-left-radius: 16px;
}

.content-img-kunpeng::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 66px;
  height: 24px;
  background: rgb(230, 242, 255);
  border-top-right-radius: 16px;
  border-bottom-left-radius: 16px;
}

.content-img-shengteng .process-p {
  position: absolute;
  top: 1px;
  right: 12px;
  color: rgb(20, 103, 255);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0px;
}

.content-img-kunpeng .process-p {
  position: absolute;
  top: 1px;
  right: 12px;
  color: rgb(20, 103, 255);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0px;
}

.way-icon {
  display: flex;
  margin-bottom: 40px;
}

.icon-div {
  text-align: center;
  margin-right: 40px;
}

.way-type {
  margin-top: 8px;
  color: rgb(25, 25, 25);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
}

.content-img-kunpeng {
  background-image: url('../img/zhengfangxing1.png');
  background-repeat: no-repeat;
  background-size: 230px 210px;
  background-position: 227px 310px
}

.content-img-oh {
  background-image: url('../img/zhengfangxing2.png');
  background-repeat: no-repeat;
  background-size: 230px 230px;
  background-position: 227px 310px
}

.content-img-shengteng {
  background-image: url('../img/zhengfangxing3.png');
  background-repeat: no-repeat;
  background-size: 252px 230px;
  background-position: 205px 290px
}

/* 赛题说明1920样式结束 */
/* 奖金权益1920样式开始 */
.br-box {
  background: rgb(245, 245, 245);
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px
}

.br-content {
  width: 1600px;
  margin: 0 auto;
  padding-top: 74px;
}

.br-tips {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
}

.br-total {
  padding-top: 32px;
  width: 1600px;
  height: 120px;
  margin-top: 32px;
  background-image: url('../img/total.png');
  background-repeat: no-repeat;
  background-size: cover;
}

.total-monany {
  width: 420px;
  height: 56px;
  border-radius: 6px;
  background: rgb(255, 255, 255);
  text-align: center;
  margin: 0 auto;
  border: 1px solid rgb(82, 35, 203);
  /* border-image: linear-gradient(45deg, rgb(82, 35, 203) 0%, rgb(100, 138, 236) 50%, rgb(163, 52, 182) 100%); */
}

.monany-total {
  color: rgb(0, 0, 0);
  font-size: 12px;
  font-weight: 400;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
  margin-right: 10px;
}

.monany-amounts {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
}

.br-ways {
  display: flex;
  margin-top: 16px;
}

.br-way {
  width: 523px;
  height: 469px;
  border-radius: 16px;
  background: rgb(255, 255, 255);
  padding: 48px;
}

.br-mar {
  margin-right: 16px;
}

.br-medals {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.br-quantity {
  color: rgb(101, 64, 27);
  font-size: 12px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  width: 24px;
  height: 24px;
  background-image: url(../img/juxing_one.png);
  background-repeat: no-repeat;
  background-size: cover;
}

.br-quantity-yin {
  color: rgb(101, 64, 27);
  font-size: 12px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  width: 24px;
  height: 24px;
  background-image: url(../img/juxing_two.png);
  background-repeat: no-repeat;
  background-size: cover;
}

.br-quantity-tong {
  color: rgb(101, 64, 27);
  font-size: 12px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  width: 24px;
  height: 24px;
  background-image: url(../img/juxing_three.png);
  background-repeat: no-repeat;
  background-size: cover;
}

.br-quantity-chuang {
  color: rgb(101, 64, 27);
  font-size: 12px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: center;
  width: 24px;
  height: 24px;
  background-image: url(../img/juxing_four.png);
  background-repeat: no-repeat;
  background-size: cover;
}

.br-jin {
  color: rgb(0, 0, 0);
  font-size: 18px;
  font-weight: 600;
  line-height: 28px;
  letter-spacing: 0px;
  text-align: left;
  margin-left: 16px;
  margin-right: 12px;
}

.br-amounts {
  color: rgb(0, 0, 0);
  font-size: 24px;
  font-weight: 600;
  line-height: 36px;
  letter-spacing: 0px;
  text-align: left;
}

.company-way {
  color: rgb(0, 0, 0);
  font-size: 32px;
  font-weight: 600;
  line-height: 45px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 40px;
}

.medals-flex {
  display: flex;
  align-items: center
}

.br-bottom {
  width: 1600px;
  height: 100px;
  border-radius: 16px;
  background: rgb(255, 255, 255);
  margin-top: 16px;
  text-align: center;
  line-height: 100px;
}

.first-way {
  color: rgb(0, 0, 0);
  font-size: 18px;
  font-weight: 600;
  line-height: 25px;
  letter-spacing: 0px;
  margin-right: 32px;
}

.qiye-way {
  color: rgb(0, 0, 0);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  letter-spacing: 0px;
  margin-right: 16px;
}

.qiye-amounts {
  color: rgb(0, 0, 0);
  font-size: 24px;
  font-weight: 600;
  line-height: 36px;
  letter-spacing: 0px;
  margin-right: 32px;
}

.stuents-amounts {
  color: rgb(0, 0, 0);
  font-size: 24px;
  font-weight: 600;
  line-height: 36px;
  letter-spacing: 0px;
  margin-right: 120px;
}

.stuents-amount {
  color: rgb(0, 0, 0);
  font-size: 24px;
  font-weight: 600;
  line-height: 36px;
  letter-spacing: 0px;
}

/* 奖金权益1920样式结束 */
/* 参赛权益1920样式开始 */
.cr-box {
  background: rgb(245, 245, 245);
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px;
}

.cr-content {
  width: 1600px;
  margin: 0 auto;
  padding-top: 72px;
}

.cr-tips {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
}

.cr-privileges {
  display: flex;
  margin-top: 40px;
}

.cr-privilege {
  width: 253px;
  height: 288px;
  border-radius: 16px;
  background: rgb(255, 255, 255);
}

.cr-mar {
  margin-right: 16px;
}

.cr-round {
  text-align: center;
  margin-top: 48px;
  margin-bottom: 32px;
}

.cr-text {
  color: rgb(0, 0, 0);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: center;
}

/* 参赛权益1920样式结束 */
/* 大赛日程1920样式开始 */
.ts-box {
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px;
  height: 420px;
  background-image: url('../img/ts-bg.png');
  background-repeat: no-repeat;
  background-size: cover;
}

.ts-content {
  width: 1600px;
  margin: 0 auto;
  padding-top: 72px;
}

.ts-tips {
  color: rgb(25, 25, 25);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
  text-transform: uppercase;
}

.ts-text {
  color: rgb(25, 25, 25);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 1px;
  margin-top: 12px;
  text-align: center;
}

.ts-flex {
  display: flex;
  margin-top: 68px;
}

.ts-arrows {
  display: flex;
  align-items: center;
  margin-top: 20px;
  margin-bottom: 12px;
}

.ts-img {
  width: 36px;
  height: 36px;
}

.ts-start {
  width: 266px;
  color: rgb(25, 25, 25);
  font-size: 20px;
  font-weight: 600;
  line-height: 30px;
  letter-spacing: 0px;
  text-align: left;
  margin-right: 20px;
}

.arrows-img {
  width: 28px;
  height: 36px;
}

.ts-date {
  color: rgb(25, 25, 25);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
}

.ts-mar {
  margin-right: 20px;
}

/* 大赛日程1920样式结束 */
/* 参赛之旅1920样式开始 */
.tc {
  background: url('../img/calendar_bg.jpg') no-repeat;
  background-size: cover;
  background-position: center;
  padding: 76px 208px 0;
  height: 600px;
  position: relative;
  min-width: 1760px;
}

.tc .title {
  color: rgb(255, 255, 255);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  margin-bottom: 104px;
  text-align: center;
}

.tc .time {
  display: inline-block;
  background: linear-gradient(-72.19deg, rgb(233, 97, 48) -54.718%, rgb(234, 142, 28) 34.75%, rgb(244, 201, 34) 127.385%, rgb(197, 215, 73) 225.854%), rgb(25, 25, 25);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  font-size: 36px;
  font-weight: 600;
  line-height: 30px;
  margin-bottom: 20px;
}

.tc .name {
  color: rgb(255, 255, 255);
  font-size: 20px;
  font-weight: 600;
  line-height: 30px;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tc .ads {
  display: block;
  color: rgb(255, 255, 255);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
}

.tc .ads1 {
  display: block;
  color: rgb(255, 255, 255);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 46px;
}

.calendar-inf {
  position: relative;
}

.calendar-inf .arrow-img-fa {
  position: absolute;
  right: calc(100% + 20px);
  top: 50px;
}

.calendar-inf .tc-img {
  width: 220px;
}

.calendar-inf .infos {
  height: 150px;
  width: 227px;
  margin-right: 68px;
}

.tc .swiper-slide {
  padding: 0;
  height: auto;
  width: auto !important;
}

.tc .swiper-slide:first-of-type .arrow-img-fa {
  display: none;
}

.tc .swiper-container,
.tc .swiper-wrapper {
  width: 1400px;
  height: auto;
  transition: all 0.5s;
}

.tc .swiper-button-next,
.tc .swiper-button-prev {
  background: rgba(255, 255, 255, 0.3);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.tc .swiper-button-next img,
.tc .swiper-button-prev img {
  width: 8.02px;
  height: 14.54px;
}

.tc .swiper-button-next {
  right: 8.333%;

}

.tc .swiper-button-next::after {
  font-family: swiper-icons;
  font-size: 23px;
  text-transform: none !important;
  letter-spacing: 0;
  text-transform: none;
  font-variant: normal;
  font-variant: initial;
  line-height: 1;
}

.tc .swiper-button-prev {
  left: 8.333%;
}

.tc .swiper-button-next-disabled {
  background: rgba(255, 255, 255, 0.1);
  cursor: default;
}

.tc .swiper-button-prev-disabled {
  background: rgba(255, 255, 255, 0.1);
  cursor: default;
}

.tc .swiper-button-next .grey-icon,
.tc .swiper-button-prev .grey-icon {
  display: none;
}

.tc .swiper-button-next-disabled .grey-icon,
.tc .swiper-button-prev-disabled .grey-icon {
  display: inline-block;
}

.tc .swiper-button-next-disabled .icon,
.tc .swiper-button-prev-disabled .icon {
  display: none;
}

.sign-competition {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  width: 148px;
  height: 40px;
  box-sizing: border-box;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 50px;
  backdrop-filter: blur(2.72px);
  color: rgb(255, 255, 255);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  margin: auto;
  margin-bottom: 80px;
  cursor: pointer;
}

.tc-pc .tc-ct {
  margin-bottom: 102px;
}

/* 专家团队 */
.et-box {
  background: rgb(245, 245, 245);
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px;
}

.et-content {
  width: 1600px;
  margin: 0 auto;
  padding-top: 72px;
}

.et-tips {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
  margin-bottom: 32.5px;
}

.et-flex {
  display: flex;
}

.et-flex-first {
  margin-bottom: 16px;
}

.et-mar {
  margin-bottom: 16px;
}

.expert-box {
  width: 253px;
  height: 340px;
  border-radius: 16px;
  background: rgb(196, 196, 196);
}

.expert-mar {
  margin-right: 16px;
}

.expert-img-ono {
  background-image: url(../img/expert1.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-two {
  background-image: url(../img/expert2.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-three {
  background-image: url(../img/expert3.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-four {
  background-image: url(../img/expert4.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-five {
  background-image: url(../img/expert5.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-six {
  background-image: url(../img/expert6.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-seven {
  background-image: url(../img/expert7.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-eight {
  background-image: url(../img/expert8.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-ninth {
  background-image: url(../img/expert9.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-tenth {
  background-image: url(../img/expert10.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-elevnth {
  background-image: url(../img/expert11.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-img-twelfth {
  background-image: url(../img/expert12.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #716C74;
}

.expert-des {
  width: 253px;
  height: 98px;
  margin-top: 234px;
  background: linear-gradient(90.00deg, rgb(255, 255, 255) 45.6%, rgba(255, 255, 255, 0) 273.337%);
  padding: 12px 20px 34px 16px;
}

.expert-name {
  color: rgb(25, 25, 25);
  font-size: 16px;
  font-weight: 600;
  line-height: 24px;
  letter-spacing: 0px;
  text-align: left;
  margin-bottom: 6px;
}

.export-desc {
  color: rgb(89, 89, 89);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0px;
  text-align: left;
}

/* 大赛视频1920样式开始 */
.cv-box {
  background: rgb(245, 245, 245);
  min-width: 1760px;
  padding-left: 80px;
  padding-right: 80px;
}

.cv-content {
  width: 1600px;
  margin: 0 auto;
  padding-top: 70px;
  padding-bottom: 52px;
}

.cv-tips {
  color: rgb(0, 0, 0);
  font-size: 36px;
  font-weight: 600;
  line-height: 54px;
  letter-spacing: 0px;
  text-align: center;
  margin-bottom: 33px;
}

.cv-flex {
  display: flex;
}

.cv-video {
  width: 792px;
  height: 446px;
  position: relative;
  cursor: pointer;
}

.cv-mar {
  margin-right: 16px;
}

.video-content {
  display: none;
  width: 792px;
  height: 446px;
}

.cv-year {
  position: absolute;
  bottom: 21px;
  left: 24px;
  width: 72px;
  height: 32px;
  border-radius: 4px;
  background: rgb(0, 0, 0);
  opacity: 0.4;
  color: rgb(255, 255, 255);
  font-size: 14px;
  font-weight: 500;
  line-height: 32px;
  letter-spacing: 0px;
  text-align: center;
}

.play-btn {
  width: 40px;
  height: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  border-radius: 16px;
  overflow: hidden;
}

.tc-mb {
  display: none;
}

.br-box-mb {
  display: none;
}

.mb-text {
  display: none;
}

.play-btn {
  width: 100%;
  height: 100%;
  position: absolute;
  cursor: pointer;
}

.cv-video1 .play-btn {
  background: url(../img/poster1.png);
  background-size: contain;
}

.cv-video2 .play-btn {
  background: url(../img/poster2.png);
  background-size: contain;
}

.play-btn img {
  width: 40px;
  height: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* 赛题说明400样式开始 */
@media screen and (max-width: 450px) {
  .ctd-content-second {
    display: block;
  }

  .ctd-box {
    background: rgb(245, 245, 245);
    min-width: 91.46%;
    padding-left: 0px;
    padding-right: 0px
  }

  .ctd-cloud {
    width: 91.46%;
    margin: 0 auto;
    padding-top: 24px;
    padding-bottom: 32px;
  }

  .content-second-div {
    position: relative;
    width: 100%;
    height: 350px;
    border-radius: 8px;
    background: rgb(255, 255, 255);
    padding: 16px 16px 0px 16px
  }

  .ctd-tips {
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0px;
    text-align: center;
  }

  .cloud-mar {
    margin-right: 0px;
  }

  .ctd-tab {
    color: rgb(89, 89, 89);
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: center;
    padding-bottom: 0px;
  }

  .ctd-tabs {
    margin-top: 12px;
    margin-bottom: 16px;
  }

  .way-tips {
    color: rgb(25, 25, 25);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 24px;
  }

  .way-des {
    margin-bottom: 24px;
  }

  .content-second-mar {
    margin-bottom: 8px;
  }

  .way-type {
    margin-top: 4px;
  }

  .icon-div {
    margin-right: 24px;
  }

  .enrollment-btn {
    width: 88px;
    height: 28px;
    box-sizing: border-box;
    border: 1px solid rgb(89, 89, 89);
    border-radius: 20px;
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: center;
    margin-top: 16px;
  }

  .enrollment-btn-link {
    width: 88px;
    height: 28px;
    box-sizing: border-box;
    border: 1px solid rgb(89, 89, 89);
    border-radius: 20px;
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: center;
    margin-top: 40px;
  }

  .enrollment-btn-expect {
    width: 88px;
    height: 28px;
    box-sizing: border-box;
    border: 1px solid rgb(89, 89, 89);
    border-radius: 20px;
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: center;
    margin-top: 40px;
  }

  .content-img-kunpeng {
    background-image: url(../img/zhengfangxing1.png);
    background-repeat: no-repeat;
    background-size: 150px 150px;
    background-position: 170px 200px
  }

  .content-img-oh {
    background-image: url('../img/zhengfangxing2.png');
    background-repeat: no-repeat;
    background-size: 150px 150px;
    background-position: 170px 200px
  }

  .content-img-shengteng {
    background-image: url('../img/zhengfangxing3.png');
    background-repeat: no-repeat;
    background-size: 150px 150px;
    background-position: 170px 200px
  }

  .ctd-content-first {
    display: block;
    background: #fff;
    margin-bottom: 8px;
    border-radius: 8px;
  }

  .ctd-contents {
    margin-top: 16px;
  }

  .content-left {
    width: 100%;
    margin-right: 0px;
    padding: 16px 16px 0px 16px;
  }

  .content-title-left {
    color: rgb(25, 25, 25);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
  }

  .content-title-right {
    width: 44px;
    height: 18px;
    border-radius: 4px;
    background: rgb(199, 0, 11);
    color: rgb(255, 255, 255);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: center;
  }

  .bg-text {
    color: rgb(25, 25, 25);
    font-size: 14px;
    font-weight: 600;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 8px;
  }

  .bg-des {
    color: rgb(89, 89, 89);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 16px;
  }

  .content-right {
    width: 311px;
    height: 127px;
    margin: 0 auto;
  }

  .cloud-img {
    width: 311px;
    height: 127px;
  }

  .content-bottom {
    display: block;
  }

  .digital-mar {
    margin-right: 0px;
    margin-bottom: 8px;
  }

  .digital-content {
    display: flex;
    width: 100%;
    height: 114px;
    border-radius: 8px;
    background: rgb(255, 255, 255);
    padding: 16px;
  }

  .digital-div {
    width: 32px;
    height: 32px;
    margin-right: 16px;
  }

  .digital-div img {
    width: 32px;
    height: 32px;
  }

  .digital-tips {
    color: rgb(25, 25, 25);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
    margin-top: 0px;
    margin-bottom: 4px;
  }

  .digital-des {
    color: rgb(89, 89, 89);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: left;
  }

  .digital-height {
    height: 132px
  }

  .tc-pc {
    display: none;
  }

  .tc-mb {
    display: block;
    height: 680px;
    padding: 44px 24px 32px 24px;
    background: rgb(39, 71, 108);
  }

  .tc-mb .title {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
    margin-bottom: 28px;
    text-align: center;
  }

  .tc-mb .time {
    background: linear-gradient(90.00deg, rgb(222, 199, 39), rgb(234, 137, 30));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    font-size: 24px;
    font-weight: 600;
    line-height: 24px;
    margin-bottom: 4px;
  }

  .tc-mb .info-li {
    margin-bottom: 32px;
    display: flex;
  }

  .tc-mb .info-btm {
    display: block;
    margin-left: 19px;
  }

  .tc-mb .name {
    display: inline-block;
    width: 70.08%;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    line-height: 22px;
    flex-shrink: 0;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 8px;
  }

  .tc-mb .ads {
    color: rgb(194, 194, 194);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    flex: 1;
    text-align: right;
  }

  .br-box {
    display: none;
  }

  .br-box-mb {
    display: block;
    background: rgb(245, 245, 245);
    min-width: 91.46%;
  }

  .br-box-mb .br-content {
    width: 100%;
    margin: 0 auto;
    padding-top: 32px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .br-box-mb .br-tips {
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0px;
    text-align: center;
  }

  .br-box-mb .br-total {
    padding-top: 8px;
    width: 100%;
    height: 60px;
    margin-top: 20px;
    background-image: url(../img/total.png);
    background-repeat: no-repeat;
    background-size: cover;
    border-radius: 8px;
  }

  .br-box-mb .total-monany {
    width: 279px;
    height: 44px;
    border-radius: 6px;
    background: rgb(255, 255, 255);
    text-align: center;
    margin: 0 auto;
    display: flex;
    align-items: baseline;
    justify-content: center;
    padding-top: 8px
  }

  .br-box-mb .monany-total {
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: center;
  }

  .br-box-mb .monany-amounts {
    color: rgb(25, 25, 25);
    font-size: 18px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: center;
  }

  .mb-flex {
    display: flex;
    justify-content: space-between;
  }

  .br-ways {
    display: block;
    margin-top: 8px;
  }

  .mb-jin {
    display: flex;
  }

  .medals-flex {
    width: 36px;
    height: 40px;
  }

  .br-jin {
    color: rgb(0, 0, 0);
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: left;
    margin-left: 8px;
    margin-right: 4px
  }

  .br-quantity {
    color: rgb(101, 64, 27);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: center;
    width: 20px;
    height: 20px;
    background-image: url(../img/juxing_one.png);
    background-repeat: no-repeat;
    background-size: cover;
  }

  .br-amounts {
    color: rgb(0, 0, 0);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
    margin-left: 8px;
  }

  .br-mar {
    margin-right: 0px;
    margin-bottom: 8px
  }

  .br-way {
    width: 100%;
    height: 194px;
    border-radius: 8px;
    background: rgb(255, 255, 255);
    padding: 16px 34px 24px 16px
  }

  .company-way {
    color: rgb(0, 0, 0);
    font-size: 16px;
    font-weight: 600;
    line-height: 16px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 21px
  }

  .br-quantity-yin {
    width: 20px;
    height: 20px;
    line-height: 18px;
  }

  .br-quantity-tong {
    width: 20px;
    height: 20px;
    line-height: 18px;
  }

  .br-medals {
    width: 118px;
    margin-bottom: 17px;
    justify-content: unset;
  }

  .br-quantity-chuang {
    width: 20px;
    height: 20px;
    line-height: 18px;
  }

  .bottom-way {
    display: flex;
    align-items: center;
    margin-bottom: 16px;

  }

  .br-bottom {
    width: 100%;
    height: 180px;
    padding: 16px;
    margin-top: 8px;
  }

  .first-way {
    color: rgb(0, 0, 0);
    font-size: 16px;
    font-weight: 600;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 16px;
  }

  .qiye-amounts {
    color: rgb(0, 0, 0);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
  }

  .stuents-amount {
    color: rgb(0, 0, 0);
    font-size: 16px;
    font-weight: 600;
    line-height: 24px;
    letter-spacing: 0px;
    text-align: left;
  }

  .qiye-way {
    margin-right: 8px;
  }

  .qiye-amounts {
    margin-right: 24px;
  }

  .cr-box {
    min-width: 91.46%;
    padding-left: 0px;
    padding-right: 0px;
  }

  .cr-content {
    width: 100%;
    margin: 0 auto;
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .cr-tips {
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0px;
    text-align: center;
  }

  .cr-privileges {
    background: #fff;
    display: block;
    margin-top: 16px;
    width: 100%;
    height: 416px;
    padding-left: 37px;
    padding-right: 16px;
    padding-top: 24px;
  }

  .cr-mar {
    margin-right: 0px;
    margin-bottom: 16px;
  }

  .cr-privilege {
    display: flex;
    align-items: center;
    height: 48px;
  }

  .cr-round {
    width: 48px;
    height: 48px;
    text-align: center;
    margin-right: 12px;
    margin-top: 0px;
    margin-bottom: 0px;
  }

  .cr-round img {
    width: 48px;
    height: 48px;
  }

  .cr-text {
    color: rgb(0, 0, 0);
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: left;
  }

  .ts-box {
    min-width: 91.46%;
    height: 532px;
    background-image: url(../img/ts-bg.png);
    background-repeat: no-repeat;
    background-size: cover;
    padding-left: 0px;
    padding-right: 0px;
  }

  .ts-content {
    width: 100%;
    margin: 0 auto;
    padding-top: 32px;
    padding-left: 24px;
    padding-right: 24px
  }

  .ts-tips {
    color: rgb(0, 0, 0);
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0px;
    text-align: center;
  }

  .ts-text {
    display: none;
  }

  .mb-text {
    display: block;
    margin-top: 8px;
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 1px;
    text-align: center;
  }

  .ts-flex {
    display: block;
    margin-top: 8px;
  }

  .arrows-img {
    display: none;
  }

  .ts-mar {
    display: flex;
    align-items: center;
    margin-right: 20px;
    margin-bottom: 10px;
  }

  .ts-img {
    width: 29px;
    height: 30px;
    margin-right: 19px;
  }

  .ts-start {
    color: rgb(25, 25, 25);
    font-size: 14px;
    font-weight: 600;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: left;
  }

  .ts-arrows {
    display: flex;
    align-items: center;
    margin-top: 22px;
    margin-bottom: 8px;
  }

  .ts-last {
    display: flex;
    align-items: center;
    margin-right: 20px;
  }

  .ts-date {
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: left;
  }

  .cv-box {
    background: rgb(245, 245, 245);
    min-width: 91.46%;
    padding-left: 0px;
    padding-right: 0px;
  }

  .cv-content {
    width: 91.46%;
    margin: 0 auto;
    padding-top: 32px;
    padding-bottom: 32px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .cv-tips {
    color: rgb(25, 25, 25);
    font-size: 18px;
    font-weight: 600;
    line-height: 26px;
    letter-spacing: 0px;
    text-align: center;
    margin-bottom: 16px;
  }

  .cv-flex {
    display: flex;
  }

  .cv-mar {
    margin-right: 0px;
    margin-bottom: 8px;
  }

  .cv-video {
    width: 100%;
    position: relative;
  }

  .video-content {
    display: none;
    width: 91.46%;
  }

  .video-content-first {
    width: 100%;
    height: 193px;
  }

  .video-content-second {
    width: 100%;
    height: 193px;
  }

  .ctd-ul .active-tab-li {
    font-weight: 600;
    border-bottom: unset;
    color: rgb(25, 25, 25);
  }

  .ctd-br {
    display: block;
    margin-left: 12px;
    margin-right: 12px;
    height: 16px;
    border: 1px solid rgba(0, 0, 0, 0.15);
  }

  .cv-box {
    min-width: auto;
    width: 100vw;
  }

  .cv-content {
    width: 100vw;
    padding: 0px 16px 29px 16px;
  }

  .cv-tips {
    font-size: 18px;
    line-height: 26px;
    margin-bottom: 16px;
  }

  .cv-flex {
    flex-direction: column;
    align-items: center;
  }

  .cv-video>video {
    width: 100%;
    height: 100%;
  }

  .cv-mar {
    margin: 0 0 8px 0;
  }

  .video-homepage1 {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: url(../img/poster1.png);
    background-size: cover;
  }

  .video-homepage2 {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: url(../img/poster2.png);
    background-size: cover;
  }

  .cv-btn {
    width: 32px;
    height: 32px;
    background: url(../img/bofang.svg);
    background-size: cover;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }

  .et-box {
    min-width: auto;
    width: 100%;
    padding-left: 0px;
    padding-right: 0px;
  }

  .et-content {
    min-width: auto;
    width: 100%;
    margin: 0;
    padding: 32px 15.5px 32px 15.5px;
  }

  .et-tips {
    margin-bottom: 16px;
    color: rgb(25, 25, 25);
    font-family: 方正兰亭中黑简体;
    font-size: 18px;
    /* font-weight: 400; */
    line-height: 26px;
    letter-spacing: 0px;
    text-align: center;
  }

  .et-flex {
    width: 100%;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 20.1px;
  }

  .expert-box {
    flex-basis: calc(50% - 4px);
    min-width: auto;
    height: auto;
    margin: 0;
    background: 0;
  }

  .expert-box:nth-of-type(2n + 1) {
    margin-right: 8px;
  }

  .expert-img-ono::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert1.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-two::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert2.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-three::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert3.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-four::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert4.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-five::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert5.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-six::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert6.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -2px;
  }

  .expert-img-seven::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert7.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-eight::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert8.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-ninth::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert9.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-tenth::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert10.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-elevnth::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert11.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-img-twelfth::before {
    content: '';
    display: block;
    width: 100%;
    height: 126px;
    border-radius: 8px;
    background-image: url(../img/expert12.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #716C74;
    background-position-y: -10px;
  }

  .expert-des {
    padding: 8px 16px 16px;
    margin: 0;
    width: 100%;
    height: auto;
    background: transparent;
  }

  .expert-name {
    margin: 0;
    height: 22px;
    font-size: 14px;
    font-weight: 700;
    line-height: 22px;
    color: rgb(0, 0, 0)
  }

  .expert-desc {
    font-size: 12px;
    color: rgb(89, 89, 89);
  }


  .btn-group-375 {
    display: flex;
    justify-content: center
  }

  .btn-group-375>div {
    height: 22px;
    color: rgb(25, 25, 25);
  }


  .expand-btn::after {
    content: '';
    display: block;
    width: 20px;
    height: 20px;
    margin-top: 1px;
    float: right;
    background: url(../img/right-arrow.png) center no-repeat;
    background-size: 30%;
    transform: rotate(90deg);
  }

  .drop-btn::after {
    content: '';
    display: block;
    width: 20px;
    height: 20px;
    margin-top: 1px;
    float: right;
    background: url(../img/right-arrow.png) center no-repeat;
    background-size: 30%;
    transform: rotate(-90deg);
  }

  .et-flex:nth-of-type(3) {
    display: none;
  }

  .cv-year {
    position: absolute;
    bottom: 17px;
    left: 17px;
    width: 56px;
    height: 24px;
    border-radius: 4px;
    background: rgb(0, 0, 0);
    opacity: 0.4;
    color: rgb(255, 255, 255);
    font-size: 12px;
    font-weight: 500;
    line-height: 22px;
    letter-spacing: 0px;
    text-align: center;

  }

  .play-btn img {
    width: 32px;
    height: 32px;
  }

  .question-des {
    color: rgb(25, 25, 25);
    font-size: 12px;
    font-weight: 600;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 4px;
  }

  .way-des {
    color: rgb(25, 25, 25);
    font-size: 14px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0px;
    text-align: left;
    margin-bottom: 12px;
  }
}

@media screen and (max-width: 1760px) {

  .tc .swiper-container,
  .tc .swiper-wrapper {
    width: 1344px;
  }

  .tc .infos {
    width: 217px;
    margin-right: 65px;
  }

  .tc .swiper-button-prev {
    left: 90px;
  }

  .tc .swiper-button-next {
    right: 90px;
  }
}