.w {
  width: 1200px;
  margin: 0 auto;
}
body {
  overflow-x: hidden;
}
.btn:hover{
  cursor: pointer;
}
@keyframes yuan {
  0% {
    transform: scale(0);
    opacity: 0.4;
  }
  75% {
    transform: scale(0.5);
    opacity: 0.4;
  }
  100% {
    transform: scale(1);
    opacity: 0.2;
  }
}
.content img {
  margin-top: 122px;
  margin-bottom: 10px;
}
.content h3 {
  height: 25px;
  font-size: 24px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 72px;
  letter-spacing: 0px;
  color: #333333;
  margin-bottom: 20px;
}
.content p {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 72px;
  letter-spacing: 0px;
  color: #22909c;
  margin-bottom: 20px;
}
.content span {
  display: block;
  width: 160px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  background-color: #22909c;
  border-radius: 4px;
  font-size: 16px;
  color: #ffffff;
}
.banner {
  width: 100%;
  height: 632px;
  background: url('../../images/product/demonstration/banner.png') no-repeat center top;
}
.banner .content {
  width: 420px;
  text-align: center;
  padding-top: 156px;
  /*margin-left: 29%;*/
  position: relative;
  margin: 0 auto;
}
.banner .content h1 {
  font-size: 42px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 72px;
  letter-spacing: 0px;
  color: #ffffff;
}
.banner .content p {
  font-size: 18px;
  font-weight: normal;
  font-stretch: normal;
  letter-spacing: 0px;
  color: #ffffff;
  opacity: 0.8;
  margin-bottom: 23px;
}
.banner .content span {
  display: block;
  font-size: 18px;
  color: #262b39;
  width: 200px;
  height: 42px;
  line-height: 42px;
  background-color: #ffc426;
  border-radius: 4px;
  position: absolute;
  bottom: -60px;
  right: 0;
  left: 0;
  margin: 0 auto;
}
.banner-bottom {
  width: 913px;
  height: 449px;
  margin: 0 auto;
  margin-top: -240px;
  box-sizing: border-box;
  position: relative;
}
.banner-bottom .img {
  width: 100%;
  position: relative;
  z-index: 99;
  margin-left: -63px;
}
.banner-bottom .little-yuan {
  display: block;
  position: absolute;
  bottom: -4%;
  left: -2%;
  opacity: 0.4;
  animation: yuan 2s ease-in infinite;
}
.banner-bottom .big-yuan {
  display: block;
  position: absolute;
  bottom: -10%;
  left: -5%;
  opacity: 0.4;
  animation: yuan 2s ease-in infinite;
}
.banner-bottom p {
  font-size: 18px;
  color: #22909c;
  padding-left: 35%;
  margin-top: 20px;
}
.whpt {
  width: 100%;
  height: 583px;
  padding-top: 250px;
}
.whpt .w .left {
  width: 65%;
}
.whpt .w .right {
  width: 24%;
  margin-left: 116px;
}
.tpf {
  width: 100%;
  height: 1760px;
  margin-top: -140px;
  background: url('../../images/product/demonstration/tpf-bg.png') no-repeat center;
}
.tpf .w h1 {
  margin-top: 143px;
  text-align: center;
  font-weight: normal;
  font-stretch: normal;
  height: 41px;
  font-size: 42px;
  color: #333333;
  margin-bottom: 50px;
}
.tpf .w .tpf-qt {
  height: 710px;
}
.tpf .w .tpf-qt .right {
  width: 65%;
}
.tpf .w .tpf-qt .left {
  width: 24%;
  margin-left: 116px;
  margin-top: 40px;
}
.tpf .w .tpf-ht {
  height: 517px;
  padding-top: 130px;
}
.tpf .w .tpf-ht .left {
  width: 65%;
  position: relative;
}
.tpf .w .tpf-ht .left .img {
  /*width: 100%;*/
  position: relative;
  z-index: 99;
}
.tpf .w .tpf-ht .left .tht-yuan-1 {
  position: absolute;
  bottom: 5%;
  right: -4%;
  opacity: 0.5;
  animation: yuan 3.5s ease-in infinite;
}
.tpf .w .tpf-ht .left .tht-yuan-2 {
  position: absolute;
  bottom: 0%;
  right: -7.5%;
  opacity: 0.5;
  animation: yuan 3.5s ease-in infinite;
}
.tpf .w .tpf-ht .left .tht-yuan-3 {
  position: absolute;
  bottom: -6%;
  right: -11%;
  opacity: 0.5;
  animation: yuan 3.5s ease-in infinite;
}
.tpf .w .tpf-ht .left .tht-yuan-4 {
  position: absolute;
  bottom: -12%;
  right: -15%;
  opacity: 0.5;
  animation: yuan 3.5s ease-in infinite;
}
.tpf .w .tpf-ht .left .tht-yuan-5 {
  position: absolute;
  bottom: -18%;
  right: -19%;
  opacity: 0.5;
  animation: yuan 3.5s ease-in infinite;
}
.tpf .w .tpf-ht .right {
  width: 22%;
  margin-left: 123px;
}
.pjjy {
  width: 100%;
  height: 1560px;
  margin-top: -140px;
  padding-top: 190px;
}
.pjjy .w h1 {
  text-align: center;
  font-weight: normal;
  font-stretch: normal;
  height: 41px;
  font-size: 42px;
  color: #333333;
  margin-bottom: 50px;
}
.pjjy .w .pjjy-qt {
  height: 710px;
}
.pjjy .w .pjjy-qt .right {
  width: 65%;
}
.pjjy .w .pjjy-qt .left {
  width: 24%;
  margin-left: 116px;
  margin-top: 58px;
}
.pjjy .w .pjjy-ht {
  height: 517px;
}
.pjjy .w .pjjy-ht .left {
  width: 65%;
}
.pjjy .w .pjjy-ht .left img {
  width: 100%;
}
.pjjy .w .pjjy-ht .right {
  width: 22%;
  margin-left: 100px;
  margin-top: 50px;
}