html,
body {
  height: 100%;
  width: 100%;
}
.barrierfree_container{
    height: 100%;
    width: 100%;
}

.nav-wrap {
  display: none;
  position: fixed;
  right: 100px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9999;
}
.nav-wrap ul {
  list-style: none;
  position: relative;
}
.nav-wrap ul::after {
  content: '';
  display: block;
  height: 100%;
  width: 2px;
  background: #A8B3C8;
  position: absolute;
  left: 4px;
  top: 10px;
  z-index: -1;
}
.nav-wrap ul li {
  display: flex;
  align-items: center;
  padding: 10px 0;
}
.nav-wrap ul li .dot {
  height: 10px;
  width: 10px;
  background: #A8B3C8;
  border-radius: 50%;
  margin-right: 10px;
}
.nav-wrap ul li .dot.big {
  height: 20px;
  width: 20px;
  background: #3D7CE6;
  transform: translateX(-5px);
}
.nav-wrap ul li .text {
  font-weight: bold;
  color: #fff;
  height: 44px;
  width: 156px;
  background-image: url(../img/nav-bg.png);
  background-repeat: no-repeat;
  background-size: 100% auto;
  line-height: 44px;
  padding-left: 50px;
  pointer-events: none;
  user-select: none;
}
.nav-wrap ul li.active .dot {
  background: #3D7CE6;
}
.nav-wrap ul li.active .text {
  background-image: url(../img/nav-bg-a.png);
}
.content-wrapper {
  height: 100%;
  width: 100%;
  background-repeat: no-repeat;
  background-size: auto 100%;
  min-height: 100%;
  background-position: center;
  position: relative;
}
.content-wrapper .content {
  height: 100%;
  width: 1200px;
  margin: auto;
  z-index: 99;
  position: relative;
}
.content-wrapper .content > div {
  position: absolute;
}
.content-title {
  left: 50%;
  top: 0;
  transform: translate(-50%);
  text-align: center;
  margin: auto 0;
  font-size: 34px;
  width: 450px;
  padding: 18px;
  border-bottom: 2px solid #BEDCFA;
}
.content-title::after {
  content: '';
  display: block;
  bottom: -2px;
  height: 3px;
  width: 100px;
  background: #3D7CE6;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.sub-title {
  font-style: italic;
  top: 30px;
  color: #3D7CE6;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
#step1 {
  background-image: url(../img/bg1.png);
  text-shadow: 3px 3px 3px #555;
}
#step1 .content {
  display: flex;
  align-items: center;
  justify-content: center;
}
#step1 .tl-3 {
  opacity: 0;
  transform: translateY(-80px) scale(0.1);
  transition: 0.5s 0.3s ease-in-out;
}
#step1 .tl-0 {
  font-size: 46px;
  letter-spacing: 10px;
  margin-top: 40px;
  transform: translateY(80px) scale(0.1);
  opacity: 0;
  transition: 0.5s 0.8s ease-in-out;
}
#step1.active .tl-3 {
  font-size: 28px;
  transform: translateY(0) scale(1);
  transition: 0.5s 0.3s ease-in-out;
  opacity: 1;
}
#step1.active .tl-0 {
  font-size: 46px;
  transform: translateY(0) scale(1);
  transition: 0.5s 0.8s ease-in-out;
  opacity: 1;
}
#step2 {
  background-image: url(../img/bg2.png);
}
#step2 > div img {
  width: 100%;
}
#step2 .content-title {
  top: 10px;
}
#step2 .box {
  opacity: 0;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step2 .box1 {
  height: 270px;
  width: 480px;
  top: 150px;
  left: -160px;
  background-color: #D6E5FD;
  padding: 20px;
}
#step2 .box1 img {
  width: 100%;
}
#step2 .box1 .flex img {
  width: 40px;
  margin-right: 14px;
}
#step2 .box1 .tl-8 {
  line-height: 1.5;
  margin-bottom: 10px;
}
#step2 .box2 {
  height: 190px;
  width: 270px;
  top: 400px;
  left: 280px;
}
#step2 .box3 {
  height: 263px;
  width: 270px;
  right: -40px;
  top: 150px;
  z-index: 9;
}
#step2 .box4 {
  width: 270px;
  height: 400px;
  right: -60px;
  top: 130px;
  z-index: 4;
}
#step2 .box5 {
  width: 136px;
  height: 40px;
  top: 440px;
  right: 190px;
}
#step2 .box6 {
  width: 136px;
  height: 40px;
  top: 560px;
  right: 30px;
}
#step2.active .box {
  opacity: 1;
}
#step2.active .box1 {
  left: 40px;
}
#step2.active .box2 {
  left: 280px;
  transition-delay: 0.3s;
}
#step2.active .box3 {
  right: 320px;
  transition-delay: 0.3s;
}
#step2.active .box4 {
  right: 60px;
  transition-delay: 0.5s;
}
#step2.active .box5 {
  right: 390px;
  transition-delay: 0.4s;
}
#step2.active .box6 {
  right: 130px;
  transition-delay: 0.6s;
}
#step3 {
  background-image: url(../img/bg3.png);
}
#step3 .content-title {
  top: 0px;
}
#step3 .sub-title {
  top: 100px;
}
#step3 img {
  width: 100%;
}
#step3 .box {
  opacity: 0;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step3 .box1 {
  width: 490px;
  height: 270px;
  top: 150px;
  left: -50px;
}
#step3 .box2 {
  width: 450px;
  height: 260px;
  top: 290px;
  left: 140px;
}
#step3 .box3 {
  width: 460px;
  height: 260px;
  right: -40px;
  top: 130px;
}
#step3 .box3 .text {
  padding-left: 110px;
}
#step3.active .box {
  opacity: 1;
}
#step3.active .box1 {
  left: 50px;
}
#step3.active .box2 {
  left: 340px;
  transition-delay: 0.3s;
}
#step3.active .box3 {
  right: 60px;
  transition-delay: 0.6s;
}
#step4 {
  background-image: url(../img/bg4.png);
}
#step4 .sub-title {
  color: #fff;
  top: 30px;
}
#step4 img {
  width: 100%;
}
#step4 .box {
  opacity: 0;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step4 .box1 {
  opacity: 1;
  width: 360px;
  height: 0;
  overflow: hidden;
  top: 100px;
  left: 40px;
}
#step4 .box1 > .text {
  color: #fff;
  padding: 16px;
  border: 1px dashed #fff;
}
#step4 .box1 .tl-center img {
  height: 20px;
  width: auto;
  margin: 10px 0;
}
#step4 .box2 {
  width: 450px;
  height: 530px;
  top: 80px;
  right: -60px;
}
#step4 .box3 {
  height: 355px;
  width: 480px;
  top: 190px;
  right: 160px;
}
#step4 .box4 {
  width: 480px;
  height: 230px;
  top: 280px;
  right: 190px;
}
#step4 .box5 {
  width: 480px;
  height: 240px;
  top: 360px;
  right: 210px;
}
#step4.active .box {
  opacity: 1;
  transition-timing-function: ease-in-out;
  transition-duration: 0.5s;
}
#step4.active .box1 {
  left: 40px;
  height: 480px;
  transition-duration: 3s;
}
#step4.active .box2 {
  right: 40px;
  transition-delay: 0.5s;
}
#step4.active .box3 {
  right: 260px;
  transition-delay: 1s;
}
#step4.active .box4 {
  right: 290px;
  transition-delay: 1.5s;
}
#step4.active .box5 {
  right: 310px;
  transition-delay: 2s;
}
#step5 {
  background-image: url(../img/bg5.png);
}
#step5 .sub-title {
  top: 30px;
}
#step5 img {
  width: 100%;
}
#step5 .box {
  opacity: 0;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step5 .box1 {
  width: 730px;
  height: 370px;
  top: 50px;
  left: -100px;
}
#step5 .box2 {
  width: 760px;
  height: 280px;
  top: 250px;
  right: -100px;
}
#step5 .box2 .text {
  padding-left: 100px;
}
#step5 .text {
  line-height: 2;
}
#step5.active .box {
  opacity: 1;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step5.active .box1 {
  top: 100px;
  left: 0px;
}
#step5.active .box2 {
  top: 200px;
  right: 0px;
}
#step6 {
  background-image: url(../img/bg6.png);
}
#step6 .content-title {
  color: #fff;
  border-bottom: 2px solid #ccc;
}
#step6 .content-title::after {
  background: #fff;
}
#step6 .tip {
  color: #fff;
  top: 100px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  letter-spacing: 2px;
}
#step6 img {
  width: 100%;
}
#step6 .box {
  opacity: 0;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step6 .box1 {
  height: 400px;
  width: 90px;
  top: 110px;
  left: -100px;
}
#step6 .box2 {
  width: 580px;
  height: 360px;
  top: 240px;
  left: 0px;
}
#step6 .box3 {
  width: 460px;
  top: 160px;
  right: 0px;
}
#step6 .box3 .list-wrap {
  padding: 30px;
  min-height: 388px;
  background: rgba(255, 255, 255, 0.11);
}
#step6 .box3 .list {
  height: 0;
  color: #fff;
  overflow: hidden;
}
#step6 .box3 .list img {
  height: 28px;
  width: auto;
}
#step6 .box3 .list .item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  line-height: 1.5;
}
#step6 .box3 .list .item img {
  margin-right: 30px;
}
#step6.active .box {
  opacity: 1;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}
#step6.active .box1 {
  left: 0px;
}
#step6.active .box2 {
  left: 100px;
  transition-delay: 0.5s;
}
#step6.active .box3 {
  right: 0px;
}
#step6.active .box3 .list {
  height: 328px;
  transition-duration: 1s;
}
@media (min-height: 800px) {
  #step2 .content-title {
    top: 90px;
  }
  #step2 .box1 {
    top: 260px;
  }
  #step2 .box2 {
    top: 510px;
  }
  #step2 .box3 {
    top: 260px;
  }
  #step2 .box4 {
    top: 240px;
  }
  #step2 .box5 {
    top: 550px;
  }
  #step2 .box6 {
    top: 670px;
  }
  #step3 .content-title {
    top: 90px;
  }
  #step3 .sub-title {
    top: 190px;
  }
  #step3 .box1 {
    top: 250px;
  }
  #step3 .box2 {
    top: 390px;
  }
  #step3 .box3 {
    top: 230px;
  }
  #step4 .sub-title {
    top: 80px;
  }
  #step4 .box1 {
    top: 200px;
  }
  #step4 .box2 {
    top: 180px;
  }
  #step4 .box3 {
    top: 290px;
  }
  #step4 .box4 {
    top: 380px;
  }
  #step4 .box5 {
    top: 460px;
  }
  #step5 .sub-title {
    top: 80px;
  }
  #step5 .box1 {
    top: 260px;
  }
  #step5 .box2 {
    top: 360px;
  }
  #step5.active .box1 {
    top: 260px;
  }
  #step5.active .box2 {
    top: 360px;
  }
  #step6 .content-title {
    top: 110px;
  }
  #step6 .tip {
    top: 210px;
  }
  #step6 .box1 {
    top: 210px;
  }
  #step6 .box2 {
    top: 340px;
  }
  #step6 .box3 {
    top: 260px;
  }
}