.page-body {
  height: calc(100vh - $nav-bar-height - $nav-bar-height);
  padding: 0 .3rem;

  .bg-box {
    padding: .4rem .2rem;
    background-color: #1E2428;
    margin-top: 1rem;
    h2 {
      text-align: center;
      padding: 0.2rem;
      color: #00c293;
      font-size: 0.4rem;
    }

    .send-code{
      font-size: 0.3rem;
      background: #242b32;
      padding: 0.1rem 0.2rem;
      border-radius: 0.2rem;
      color: yellow;
    }
    .count-down{
      color: yellow;
      font-size: 0.3rem;
    }

    .btn {
      font-size: 0.4rem;
      font-weight: 600;
      margin-top: 2rem;
      border-radius: $border-radius;
      cursor: pointer;
    }

    .goback {
      margin:1rem 0 0.5rem 0 ;
      text-align: center;
      font-size: 0.35rem;
      color: #708579;
      cursor: pointer;
      display: flex;
      justify-content: center;
    }
  }

}