.timeline-container {
  min-height: 650px;
  position: relative;
  display: flex;
  flex-direction: column;
  background: url(https://resources.laipuhuo.com/resource/website/time-bg.png);
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
}

.overlay {
  /* position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1; */
}

.content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-height: 650px;
  color: white;
}

.header {
  text-align: center;
  padding: 4rem 1rem 2rem;
}

.header h1 {
  color: white;
  font-size: 30px;
  font-weight: 400 !important;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(-20px);
  animation: fadeInUp 0.6s ease forwards;
}

.header p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  opacity: 0;
  transform: translateY(-10px);
  animation: fadeInUp 0.6s ease 0.2s forwards;
}

.main-timeline {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2rem;
  position: relative;
}

.main-timeline::after {
  content: '';
  position: absolute;
  top: 45%;
  left: 0;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.timeline-nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1170px;
  padding: 0 15px;
  margin-bottom: 4rem;
}

.side-date {
  transform: translateY(-16px);
  font-size: 2rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.6);
  /* margin: 0 10rem; */
  transition: all 0.5s ease;
}

.side-date::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  width: 11px;
  height: 11px;
  background: #8B98AE;
  border-radius: 50%;
  transform: translateX(-50%);
}

.nav-button {
  position: absolute;
  top: 55px;
  transform: translateY(2px);
  width: 60px;
  height: 60px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  margin: 0 3rem;
}

#prevBtn {
  left: 248px;
}

#nextBtn {
  right: 248px;
}

.nav-button:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.nav-button svg {
  width: 30px;
  height: 30px;
}

.current-milestone {
  width: 320px;
  text-align: center;
  margin: 0 2rem;
  transition: all 0.5s ease;
}

.current-date {
  font-size: 4rem;
  font-weight: bold;
  margin-bottom: 4rem;
  transform: scale(0.8);
  opacity: 0;
  animation: scaleIn 0.5s ease forwards;
}

.red-dot {
  transform: translateY(-27px);
  width: 27px;
  height: 27px;
  margin: 0 auto 1.5rem;
  background: url(../images/round.png);
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
}

.current-title {
  font-weight: 400;
  font-size: 18px;
  color: #FFFFFF;
  opacity: 0;
  transform: translateY(-32px) !important;
  animation: fadeInUp 0.5s ease 0.3s forwards;
}

.timeline-indicators {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.indicator {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  margin: 0 0.25rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.indicator.active {
  background: #ef4444;
  transform: scale(1.5);
}

.indicator:hover {
  background: rgba(255, 255, 255, 0.6);
}

.footer {
  margin: 0 !important;
  text-align: center;
  padding: 0 1rem 4rem;
  color: rgba(255, 255, 255, 0.8);
}

.values {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease 0.8s forwards;
}

.description {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease 1s forwards;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

@keyframes scaleIn {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.milestone-transition3 {
  animation: milestoneChange3 0.5s ease;
}

@keyframes milestoneChange3 {
  0% {
    opacity: 0;
    transform: translate(0px, 0px) scale(1);
  }

  25% {
    opacity: 0.5;
    transform: translate(-135px, -8px) scale(1.2);
  }

  50% {
    opacity: 1;
    transform: translate(-270px, -16px) scale(1.4);
  }

  75% {
    opacity: 0.5;
    transform: translate(-405px, -24px) scale(1.6);
  }

  100% {
    opacity: 1;
    transform: translate(-540px, -32px) scale(1.8);
  }
}

.milestone-transition2 {
  animation: milestoneChange2 0.5s ease;
}

@keyframes milestoneChange2 {
  0% {
    opacity: 0;
    transform: translate(0px, 0) scale(1);
  }

  25% {
    opacity: 0.5;
    transform: translate(-135px, 8px) scale(0.8);
  }

  50% {
    opacity: 1;
    transform: translate(-270px, 16px) scale(0.6);
  }

  75% {
    opacity: 0.5;
    transform: translate(-405px, 24px) scale(0.4);
  }

  100% {
    opacity: 1;
    transform: translate(-540px, 32px) scale(0.2);
  }
}

.milestone-transition {
  animation: milestoneChange 0.5s ease;
}

@keyframes milestoneChange {
  0% {
    opacity: 0;
    transform: translate(0px, 0) scale(1);
  }

  25% {
    opacity: 0.5;
    transform: translate(135px, 0) scale(0.8);
  }

  50% {
    opacity: 1;
    transform: translate(270px, 0) scale(0.6);
  }

  75% {
    opacity: 0.5;
    transform: translate(405px, 0) scale(0.4);
  }

  100% {
    opacity: 1;
    transform: translate(540px, 0) scale(0.2);
  }
}

.milestone-transition1 {
  animation: milestoneChange1 0.5s ease;
}

@keyframes milestoneChange1 {
  0% {
    opacity: 0;
    transform: translate(0px, 0px) scale(1);
  }

  25% {
    opacity: 0.5;
    transform: translate(135px, -8px) scale(1.2);
  }

  50% {
    opacity: 1;
    transform: translate(270px, -16px) scale(1.4);
  }

  75% {
    opacity: 0.5;
    transform: translate(405px, -24px) scale(1.6);
  }

  100% {
    opacity: 1;
    transform: translate(540px, -32px) scale(1.8);
  }
}

@media (max-width: 768px) {
  .header h1 {
    font-size: 2rem;
  }

  .side-date {
    position: relative;
    font-size: 1.5rem;
    margin: 0 1rem;
  }

  .nav-button {
    margin: 0 1.5rem;
  }

  .current-date {
    font-size: 3rem;
  }

  .values {
    /* font-size: 1.5rem; */
    font-weight: 400;
    font-size: 24px;
    color: #FFFFFF;
  }
}

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

.enterprise-container-item {
  position: relative;
  width: 360px;
  border: 1px solid #ccc;
}

.enterprise-container-item img {
  max-width: 100%;
  height: auto;
}

.enterprise-container-item:hover img {
  transition: 0.5s;
  scale: 1.05;
}

.enterprise-container-item:hover p {
  transition: 0.5s;
  padding-left: 16px;
  scale: 1.05;
  bottom: -6px;
}

.enterprise-container-item p {
  padding-left: 16px;

  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  font-size: 16px;
  color: #FFFFFF;
  height: 52px;
  line-height: 52px;
  background: rgba(0, 0, 0, 0.5);
}

.enterprise-container-item p strong {
  font-weight: 400;
  margin: auto;
}

.footer-container-copyright {
  padding-top: 20px;
  border-top: 1px solid #E5E5E5;
  text-align: center;
  margin-top: 20px;
  font-size: 12px;
  color: #666;
}

.platform-header-section {
  box-sizing: border-box;
  padding-top: 80px;
  background: url('../images/platformbg1.png') no-repeat center center / cover;
  color: white;
  text-align: center;
}

.platform-header-section h1 {
  font-size: 24px;
  margin-bottom: 50px;
}

.platform-header-section p {
  margin: 0 auto;
  width: 1124px;
  height: 40px;
  margin-bottom: 6px;
  font-size: 14px;
}

.platform-features-section {
  display: grid;
  grid-gap: 20px;
  grid-template-columns: repeat(auto-fill, calc((100% - 60px) / 4));
  justify-content: center;
  padding: 120px 390px;
}

.platform-feature-item {
  height: 150px;
  cursor: pointer;
  position: relative;
  border: 3px solid rgba(255, 255, 255, 0.5);
}

.platform-feature-item:hover {
  border: 3px solid #fff;
}

.platform-feature-item:nth-child(1) {
  background: url('../images/bg2.png') no-repeat center center / cover;
}

.platform-feature-item:nth-child(2) {
  background: url('../images/bg3.png') no-repeat center center / cover;
}

.platform-feature-item:nth-child(3) {
  background: url('../images/bg4.png') no-repeat center center / cover;
}

.platform-feature-item:nth-child(4) {
  background: url('../images/bg5.png') no-repeat center center / cover;
}



.platform-feature-item h3 {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 20px;
  margin: 0;
  font-weight: 400;
}

.platform-feature-item:hover h3 {
  font-size: 24px;
  font-weight: 700;
}

.platform-highlights-section {
  text-align: center;
  padding: 80px 390px;
}

.platform-highlights-section h2 {
  font-size: 20px;
  margin-bottom: 20px;
}

.platform-highlights-section p {
  font-size: 14px;
  margin-bottom: 60px;
}

.platform-highlight-items {
  display: grid;
  grid-gap: 1px;
  grid-template-columns: repeat(auto-fill, calc((100% - 3px) / 4));
  justify-content: center;
}



.platform-highlight-item {
  position: relative;
  cursor: pointer;
  color: #fff;
  /* width: 280px; */
  height: 300px;
}


.platform-highlight-item:hover::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(250, 81, 50, 0.8);
  width: 100%;
  height: 100%;
  z-index: 1;
}

.platform-highlight-item:nth-child(1) {
  background: url('../../img/t1.png') no-repeat center center / cover;
}

.platform-highlight-item:nth-child(2) {
  background: url('../../img/t2.png') no-repeat center center / cover;
}

.platform-highlight-item:nth-child(3) {
  background: url('../../img/t3.png') no-repeat center center / cover;
}

.platform-highlight-item:nth-child(4) {
  background: url('../../img/t4.png') no-repeat center center / cover;
}

.platform-highlight-item img {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 73px;
  width: 60px;
  height: 60px;
  z-index: 2;
}

.platform-highlight-item h3 {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 130px;
  font-size: 24px;
  z-index: 2;
  width: 100%;
  font-weight: 400 !important;
}

.platform-highlight-item p {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 200px;
  font-size: 16px;
  z-index: 2;
  width: 100%;
}

.bus-chapter-abstract {
  color: #777;
  font-size: 16px;
}

.widget:hover {
  background-color: #fff !important;


}

.widget:hover .navigation .navbar-default .navbar-nav>.active>a {
  color: #000 !important;
}

.widget:hover .navbar-nav>li>a {
  color: #000 !important;
}

.widget:hover .logo-info-content {
  width: 92px !important;
  margin-top: 12px !important;
  height: 36px !important;
  background: url(../images/logo2.png) !important;
  background-size: contain !important;
}

.widget:hover #user {
  color: #333 !important;
}

.registered-address {}

.registered-address:hover {
  color: #FA5132;
  cursor: pointer;
}

.tit-t {
  position: absolute;
  top: 298px;
  left: 50%;
  transform: translateX(-50%);
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: bold;
  font-size: 64px;
  color: #FFFFFF;
  text-shadow: 0px 0px 10px rgba(0, 0, 0, 0.6);
  white-space: nowrap;
}

.tit-b {
  position: absolute;
  top: 432px;
  left: 50%;
  transform: translateX(-50%);
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: 400;
  font-size: 28px;
  color: #FFFFFF;
  text-shadow: 0px 0px 10px rgba(0, 0, 0, 0.6);
}

.tit-plat-t {
  position: absolute;
  top: 196px;
  left: 50%;
  transform: translateX(-50%);
  font-family: Microsoft YaHei, Microsoft YaHei;
  font-weight: bold;
  font-size: 40px;
  color: #FFFFFF;
  text-shadow: 0px 0px 4px rgba(0, 0, 0, 0.25);
}

.tit-plat-b {
  position: absolute;
  top: 274px;
  left: 50%;
  min-width: 1057px;
  transform: translateX(-50%);
  font-family: Microsoft YaHei, Microsoft YaHei;
  font-weight: 400;
  font-size: 20px;
  color: #FFFFFF;
  line-height: 32px;
  text-shadow: 0px 0px 4px rgba(0, 0, 0, 0.25);
}

.navbar-collapse {
  padding-right: 300px;
}

#online {
  display: flex;
  margin-left: auto;
  align-items: center;
}

#user {
  font-family:
    Microsoft YaHei,
    Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  padding-left: 4px;
}

#user_ava {
  border-radius: 50%;
}

#dropdown-menu1 {
  display: none;
  position: absolute;
  top: 60px;
  right: 0;
  background: #fff;
  padding: 8px 0;
  text-align: left;
  box-shadow: 0px 1px 14px 0px rgba(0, 0, 0, 0.18);
  width: 160px;
  font-size: 14px;
  color: #333;
}

.btn-item {
  display: flex;
  height: 34px;
  line-height: 34px;
  padding: 0 12px;
  color: #6f6f6f;
  text-decoration: none;
}

.doc-nav .drop-box {
  right: 350px !important;
}

.img-arr {
  margin-left: 4px;
  width: 12px;
  height: 6px;
  background: url('../../img/down2.png') no-repeat;
  background-size: contain;
}

.widget:hover .img-arr {
  margin-left: 4px;
  width: 12px !important;
  height: 12px !important;
  background: url('../../img/down.png') no-repeat;
  background-size: contain;
}

.login-btn {
  cursor: pointer;
  margin-top: 20px;
  width: 110px;
  text-align: center;
  line-height: 34px;
  height: 34px;
  background: #FA5132;
  border-radius: 5px 5px 5px 5px;
  font-size: 14px;
  color: #FFFFFF;
}

.login-btn a {
  display: inline-block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  color: #fff;
}

#logout:hover {
  color: #FA5132 !important;
}