:root {
  --header-hegiht: 100px;
}

.indexDiv {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "Source Han Sans CN";
  background: #00479d;
}

@media (max-width: 1200px) {
  .indexDiv {
    width: 1280px;
    height: auto;
  }
}

.indexDiv .content {
  width: 100%;
  transition: margin-top 0.8s;
}

@media (max-width: 1200px) {
  .indexDiv .page {
    height: 1000px;
  }
}

.indexDiv .scrollbar {
  position: absolute;
  right: 3px;
  top: 1%;
  z-index: 50;
  width: 5px;
  height: 98%;
  background-color: rgba(0, 0, 0, 0.1);
  transition: all 0.2s;
  display: none;
}

.indexDiv .scrollbar:hover {
  width: 10px;
}

.indexDiv .scrollbar-drag {
  height: 125px;
  width: 100%;
  position: relative;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 10px;
  left: 0;
  top: 0;
  transition: all 0.8s;
}

.indexDiv .btn-list {
  --default: rgba(102, 102, 102, 0.5);
  --default-active: #666;
  position: fixed;
  right: 35px;
  top: 50%;
  transform: translateY(-50%);
  user-select: none;
  z-index: 40;
  transition: all 0.8s;
  display: flex;
  align-items: center;
  flex-direction: column;
  min-width: 24px;
}

@media (max-width: 1200px) {
  .indexDiv .btn-list {
    display: none !important;
  }
}

.indexDiv .btn-list::before {
  content: "";
  position: absolute;
  width: 1px;
  height: 20px;
  background: #fff;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
}

.indexDiv .btn-list::after {
  content: "";
  position: absolute;
  width: 1px;
  height: 20px;
  background: #fff;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
}

@media (max-width: 1600px) and (min-width: 1100px) {
  .indexDiv .btn-list {
    top: 45%;
  }
}

.indexDiv .btn-list .btn-item {
  width: 10px;
  height: 10px;
  background: #ffffff;
  opacity: 0.6;
  border-radius: 24px;
  margin-bottom: 13px;
  display: flex;
  cursor: pointer;
  position: relative;
  align-items: center;
  justify-content: center;
  user-select: none;
  transition: all 0.4s ease;
}

.indexDiv .btn-list .btn-item:nth-last-child(1) {
  margin-bottom: 0;
}

.indexDiv .btn-list .btn-item .btn-itemI {
  user-select: none;
  display: none;
  width: 14px;
  height: 14px;
}

.indexDiv .btn-list .btn-item.active {
  width: 24px;
  height: 24px;
  background: transparent;
  border: 1px solid #ffffff;
  opacity: 1;
}

.indexDiv .btn-list .btn-item.active .btn-itemI {
  display: block;
}

.indexDiv .btn-list .btn-item.disabled p {
  opacity: 0.5;
}

.indexDiv .btn-list.white {
  --default-active: #fff;
  --default: rgba(255, 255, 255, 0.7);
}

.page {
  --more-color: #666;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.page-box {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 1440px;
}

@media (max-width: 1920px) and (min-width: 1600px) {
  .page-box {
    width: 1440px;
    padding-right: 0;
    padding-left: 0;
  }
}

@media (max-width: 1600px) and (min-width: 1300px) {
  .page-box {
    width: 1200px;
    padding-right: 0;
    padding-left: 0;
  }
}

@media (max-width: 1300px) {
  .page-box {
    width: 1100px;
    padding-right: 0;
    padding-left: 0;
  }
}

.page-boxC {
  padding-top: 100px;
  height: 100vh;
  overflow: hidden;
}

@media (max-width: 1200px) {
  .page-boxC {
    padding-top: 0;
    height: 1000px;
  }
}

.page-title {
  position: absolute;
  top: 34.07407vh;
  left: 12.5vw;
}

.page-title__main {
  font-size: 64px;
  font-weight: 700;
  font-family: "Source Han Sans CN-Bold", "Source Han Sans CN";
  color: #e5000e;
  line-height: 93px;
  letter-spacing: 12px;
  -webkit-text-stroke: 2px #ffffff;
  text-stroke: 2px #ffffff;
  margin-bottom: 10px;
}

.page-title__sub {
  font-size: 32px;
  font-weight: 400;
  line-height: 46px;
  -webkit-text-stroke: 1px #ffffff;
  text-stroke: 1px #ffffff;
}

.page-item {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-item__title {
  position: relative;
  display: flex;
  align-items: flex-end;
  font-size: 50px;
  font-weight: 600;
  color: #333333;
  line-height: 72px;
  padding-bottom: 24px;
  margin-bottom: 40px;
  transition: all 0.8s;
  transform: translate(-200px, -200px);
  opacity: 0;
}

.page-item__title::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 60px;
  height: 4px;
  background-color: #00479d;
}

.page-item__title-sub {
  margin-left: 20px;
  font-size: 24px;
  color: #999999;
  line-height: 38px;
}

.page-item__more {
  font-size: 16px;
  color: var(--more-color);
  line-height: 30px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transform-origin: left center;
  transition: all 0.2s;
}

.page-item__more-icon {
  margin-left: 10px;
  width: 36px;
  height: 36px;
  animation: small-left-right 1s linear infinite;
}

.page-item__more:hover {
  transform: scale(1.2);
}

.page-item__more:hover .page-item__more-icon {
  animation-play-state: paused;
}

.page-item__more:active {
  opacity: 0.5;
}

.page.animated .page-item__title {
  transform: translate(0, 0);
  opacity: 1;
}

.page__btns {
  position: fixed;
  right: -400px;
  bottom: 10.55556vh;
  transition: all 0.8s;
  animation: go-right 1s ease-in-out forwards;
  z-index: 9999;
}

@media (max-width: 1600px) and (min-width: 1300px) {
  .page__btns {
    transform: scale(0.9);
  }
}

@media (max-width: 1300px) and (min-width: 1100px) {
  .page__btns {
    transform: scale(0.8);
  }
}

.page__btns-item {
  position: relative;
}

.page__btns-item:not(:last-of-type) {
  margin-bottom: 10px;
}

.page__btns-item-btn {
  width: 36px;
  height: 36px;
  transition: all 0.4s;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  cursor: default;
}

.page__btns-item-btn__icon {
  width: 36px;
  height: 36px;
}

.page__btns-item-btn:not(.disabled) {
  cursor: pointer;
}