.ym {
  width: 100%;
  height: 100vh;
  margin: auto;
  background-image: url("../images/bj.jpg");
  background-size: 100% 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ym .ec{
    margin-bottom:5%;
}

.ym .bt {
  font-size: .45rem;
  font-family: SourceHanSansCN;
  font-weight: bold;
  color: #00fcff;
  text-align: center;
}

.ym .nr {
  width: 4.8rem;
  height: 4.6rem;
  background-image: url("../images/dl.png");
  background-size: 100% 100%;
  margin: 0 auto;
  margin-top: .2rem;
  overflow: hidden;
  position: relative;
}

.ym .nr > .zuo {
  width: .19rem;
  height: .19rem;
  position: absolute;
  left: 0;
  top: 0;
}

.ym .nr > .you {
  width: .19rem;
  height: .19rem;
  position: absolute;
  right: 0;
  bottom: 0;
}

.ym .nr ul li h6 {
  font-size: .32rem;
  font-family: SourceHanSansCN;
  font-weight: bold;
  color: #00fcff;
  margin-top: .2rem;
  text-align: center;
}

.ym .nr ul li p {
  font-size: .18rem;
  font-family: SourceHanSansCN;
  font-weight: 400;
  color: #79acd8;
  margin-top: .17rem;
  text-align: center;
  margin-bottom: .2rem;
}

.ym .nr ul li input {
  width: 4rem;
  height: .5rem;
  margin: 0 auto;
  background: #0a366a;
  border: .01rem solid #2364b5;
  border-radius: .06rem;
  margin-bottom: .18rem;
  display: block;
  padding-left: .19rem;
  font-size: .18rem;
  color: #85ade4;
}

.ym .nr ul li input::placeholder {
  font-size: .18rem;
  font-family: SourceHanSansCN;
  font-weight: 400;
  color: #85ade4;
}

.ym .nr ul li a {
  width: 4rem;
  height: .55rem;
  background: #00fcff;
  border-radius: .06rem;
  display: block;
  margin: 0 auto;
  margin-top: .5rem;
  font-size: .20rem;
  font-family: SourceHanSansCN;
  font-weight: 600;
  color: #0056a6;
  line-height: .57rem;
  text-align: center;
}

.ym .nr ul .yzm {
  display: flex;
  width: 4rem;
  justify-content: space-between;
  margin: 0 auto;
}

.ym .nr ul .yzm input {
  width: 2.5rem;
  height: .57rem;
  margin: 0;
}

.ym .nr ul .yzm img {
  width: 1.2rem;
  height: .57rem;
}