.mask_container {
  position: fixed;
  left: 0;
  bottom: 0;
  right: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 100;
  .close_btn {
    width: 30px;
    height: 30px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -62px;
  }
  .content {
    width: 300px;
    height: 196px;
    background: rgba(255, 255, 255, 1);
    border-radius: 4px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 170px;

    .title {
      font-size: 18px;
      line-height: 18px;
      color: rgba(0, 153, 255, 1);
      margin: 24px auto 0;
      text-align: center;
    }
    .tip {
      font-size: 14px;
      color: rgba(102, 102, 102, 1);
      line-height: 20px;
      margin: 20px auto 0;
      width: 260px;
    }
    .btn {
      width: 260px;
      height: 36px;
      line-height: 36px;
      text-align: center;
      background: rgba(0, 153, 255, 1);
      border-radius: 3px;
      font-size: 16px;
      color: rgba(255, 255, 255, 1);
      margin: 36px auto 0;
    }
  }
}