*{
	margin: 0;
	padding: 0;
}
.pop_box{
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
	background: rgba(0, 0, 0, 0.4);
  }
  .pop{
    position: relative;
    width: 2.97rem;
    height: 4.41rem;
    background: url(../images/iosTutorial.dc7e014a.png) no-repeat;
    background-size: 100% 100%;
  }
  .btn{
    position: absolute;
    width: 1.3rem;
    height: .36rem;
    bottom: .26rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99999;
  }
  .topBar{
    padding: .1rem .2rem 0 .2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: absolute;
    box-sizing: border-box;
    top: 0;
    width: 100%;
    z-index: 1;
    background: rgba(0, 0, 0, .6);
  }
  .topBar .logo{
    height: .3rem;
  }
  .topBar .right{
    height: .3rem;
  }
  .down_btn{
    width: 100%;
    position: fixed;
    bottom: .5rem;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
  }
  .down_btn .btn_txt{
    width: 1.3rem;
    height: .36rem;
    border-radius: .18rem;
    background: blanchedalmond;
    font-size: .14rem;
    text-align: center;
    line-height: .36rem;
    color: #38f;
  }
  .down_btn img{
    height: .36rem;
    z-index: 1;
  }
  .tips{
    width: 100%;
    position: fixed;
    bottom: .2rem;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
  }
  .tips img{
    height: .18rem;
    z-index: 1;
  }
  .down_box{
    width: 100%;
    height: 100vh;
    position: relative;
  }
  .bg_box{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #38f;
    background-size: 100% 100%;
    opacity: 0.4;
  }
  .msg_box{
  }
  .msg_box .icon01{
    width: 100%;
    display: flex;
    justify-content: center;
    padding-top: .8rem;
    z-index: 999;
    position: relative;
  }
  .msg_box .icon01 img{
    height: .8rem;
  }
  .msg_box .icon02{
    margin-top: .12rem;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 999;
    position: relative;
  }
  .msg_box .icon02 img{
    width: 100%;
  }