html, body {
    height: 100%;
    background-color: #F8F850;
    padding: 0px;
    margin: 0px;
}
.pc_main{max-width:650px;overflow:hidden;margin: 0px auto; padding-top:200px;}
.pc_main .main-left{width:465px;float: left;}
.pc_main .heads{overflow: hidden}
.pc_main .logo{width: 80px;height: 80px; float: left}
.pc_main .logo img{width: 80px;height: 80px;}
.pc_main .logo_right{width: 167px; height: 50px;float: right;padding-top:10px}

.pc_main .qrcode{width: 172px; float: right;position: relative;}
.pc_main .qrcode img{width: 100%}
.pc_main .qrcode .qrcode_img{width: 136px;height: 136px; position: absolute;top:55px;left: 18px;}
.pc_main .qrcode .qrcode_img .qrcode_txt{font-size:22px;line-height: 50px}
.pc_main .foot{font-size: 18px; clear: both;width: 100%; text-align: center;position:absolute;bottom:0px;left: 0px; }

.app_main{width:100%;padding-top: 30px; display: none;}

.app_main .qrcode{width:215px;margin: 0px auto; position: relative;}
.app_main .qrcode img{width: 100%}
.app_main .qrcode .qrcode_img{width: 136px;position: absolute;top:55px;left:38px; }
.app_main .qrcode .qrcode_img .qrcode_txt{font-size:22px;padding-top: 55px;margin: 0px auto}
.app_main .logo{width:215px;margin: 0px auto;padding-top: 30px;
    overflow: hidden;}
.app_main .logo img{margin: 0px auto;width:215px;}
.openweb {
    display: none;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .8);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99999999;
}
@media screen and (max-width:600px) {
    .pc_main{display: none}
    .app_main{display: block}
}