.and18 {
  width: 1.7rem;
  position: absolute;
  top: 0.2rem;
  left: 0.2rem;
}
.ios-bg {
  width: 10rem;
  height: 27.89rem;
  background: url("../images/ios-bg.png") no-repeat;
  background-size: 100% 100%;
  margin: 0 auto;
  position: relative;
  display: none;
}
.ios-bg .logo {
  padding-top: 1.2rem;
  width: 10rem;
  text-align: center;
}
.ios-bg .logo img {
  width: 2.7rem;
}
.ios-bg .ios-down {
  width: 10rem;
  text-align: center;
  padding-top: 0.9rem;
}
.ios-bg .ios-down img {
  width: 5.6rem;
}
.ios-bg .tip1 {
  text-align: center;
  font-size: 0.6rem;
  color: #ffffff;
  padding-top: 0.8rem;
}
.ios-bg .ios-content {
  width: 8.6rem;
  margin: 0 auto;
  margin-top: 0.6rem;
  height: 18.5rem;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 0.3rem;
  overflow: hidden;
}
.ios-bg .ios-content .step1 {
  height: 1rem;
  width: 3.9rem;
  background: linear-gradient(to right, #FC4A77, #FB797B);
  margin: 0 auto;
  border-radius: 1rem;
  font-size: 0.5rem;
  color: #ffffff;
  margin-top: 0.8rem;
  text-align: center;
  line-height: 1rem ;
}
.ios-bg .ios-content .step2 {
  text-align: center;
  padding-top: 0.5rem;
}
.ios-bg .ios-content .step2 img {
  width: 3.9rem;
}
.ios-bg .ios-content .step3 {
  text-align: center;
}
.ios-bg .ios-content .step3 img {
  width: 5.68rem;
  margin-left: 1rem;
}
.ios-bg .ios-button-tips {
  width: 8.5rem;
  position: absolute;
  left: 0.75rem;
  bottom: 0.8rem;
}
.ios-bg .ios-button-tips p {
  width: 8.5rem;
  text-align: center;
  color: #999999;
  font-size: 0.35rem;
  margin-top: 0.1rem;
}
.an-bg {
  width: 10rem;
  height: 17.79rem;
  background: url("../images/android-bg.png") no-repeat;
  background-size: 100% 100%;
  margin: 0 auto;
  position: relative;
  display: none;
}
.an-bg .logo {
  padding-top: 1.2rem;
  width: 10rem;
  text-align: center;
}
.an-bg .logo img {
  width: 2.7rem;
}
.an-bg .an-content {
  width: 10rem;
  height: 6rem;
  background: rgba(0, 0, 0, 0.4);
  margin-top: 2rem;
  text-align: center;
  overflow: hidden;
}
.an-bg .an-content img {
  width: 5.7rem;
  margin-top: 1.6rem;
}
.an-bg .an-content p {
  color: #ffffff;
  font-size: 0.4rem;
  margin-top: 0.2rem;
}
.an-bg .ios-button-tips {
  width: 8.5rem;
  position: absolute;
  left: 0.75rem;
  bottom: 0.8rem;
}
.an-bg .ios-button-tips p {
  width: 8.5rem;
  text-align: center;
  color: #fff;
  font-size: 0.35rem;
  margin-top: 0.1rem;
}
.tips {
  position: absolute;
  background: rgba(0, 0, 0, 0.5);
  z-index: 500;
  display: none;
  height: 100vh;
  width: 10rem;
  margin: 0 auto;
  top: 0;
}
.tips img {
  width: 10rem;
  margin: 0 auto;
}