@media screen and (min-width: 768px) {
    .pc {
        display: block;
      	height:100vh;
       
    }
    .wap {
        display: none;
    }
    .container {
      
        height:100vh;
       
    }
    .wrap {
        width: 1200px;
        margin-left: auto;
        margin-right: auto;
    }
    .description {
        width: 545px;
        color: #232832;
        text-align: center;
    }
    
    .description .app-name {
        font-size: 50px;
        margin-top: 60px;
        margin-bottom: 15px;
    }
    .description .app-desc {
        font-size: 24px;
        color: #a4a4a4;
       
    }
    
    .phone {
            margin-top: 70px;
            width: 510px;
            height: 805px;
       	background:url('jishi5.0.png') center center no-repeat;
        background-size: cover;
    }
    .btn {
        margin-top: 70px;
    }
    .btn .btn-d {
        display: block;
        font-size: 30px;
        color: #fff;
        font-family: Arial;
        text-align: left;
      	width: 545px;
    }
    .btn .btn-d:hover {
        text-decoration: none;
    }
    .IOS {
        background: url("icon_iphone.png") no-repeat center center;
       
        height: 114px;
        line-height: 106px;
        background-size:80%;
      
    }
    .Android {
        
        height: 114px;
        line-height: 106px;
       
        background: url("icon_android.png") no-repeat center center;
      		background-size:80%;
    }
    .footer {
       
      position: absolute;
    left: 0;
    height: 100px;
    line-height: 100px;
    width: 100%;
    bottom: 0;
    }
    .footer .copyright {
        font-size: 16px;
        color: #999;
        text-align: center;
    }
}

@media screen and (max-width:768px) {
    .pc {
        display: none;
    }
    .wap {
        display: block;
      	background:url('jishi5.0.png') center center no-repeat;
  		background-size:cover;
      	height:100vh;
    }
  .container{
  display:none;
  }
    .container {
      
        background: url("bg-phone.png") no-repeat center top;
        height: 7.23rem;
       	
      
    }
    .description {
        width: 7.5rem;
        color: #232832;
        text-align: center;
      display:none;
    }
   
    .description .app-name {
        font-size: .45rem;
        padding-top: 5px;
    }
    .description .app-desc {
        font-size: .26rem;
        margin: .14rem 0 .6rem;
        color: #a4a4a4;
    }
   
    .phone {
        width: 5.11rem;
        height: 6.54rem;
        background: url() no-repeat left top;
        background-size: cover;
        margin: 0 auto;
        position: relative;
        z-index: 1;
        margin-top: .5rem;
    }
    .btn {
        
    }
    .btn .btn-d {
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
    .btn .btn-d:hover {
        text-decoration: none;
    }
    .IOS {
        background: url("down.png") no-repeat center center;
        width: 6.42rem;
        height: 0.8rem;
        background-size: contain;
    }
    .Android {
        background: url("icon_android.png") no-repeat center center;
        width: 6.42rem;
        height: .7rem;
        background-size: contain;
        margin-top: .3rem;
    }
    .footer {
          
          height: 2.5rem;
    position: absolute;
    bottom: 0.3rem;
    left: 0.5rem;
    //background: url(bottom_logo.png) no-repeat center bottom;
    background-size: 75%;
    }
    .footer .copyright {
        font-size: .24rem;
        color: #fff;
        text-align: center;
        margin-top: .6rem;
    }
}