body {
    width: 100%;
    background: #fff;
    overflow-x: hidden;
}


.reg {
    width: 413px;
    height: 294px;
    position: fixed;
    left: 50%;
    margin-left: -205px;
    top: 50%;
    margin-top: -147px;
    background: url(http://new.tphoto.cn/skins/2016/img/regbg.png) no-repeat center center;
    z-index: 999999;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 5px #333;
    display: none;
}

.close-reg {
    width: 20px;
    height: 20px;
    position: absolute;
    display: inline-block;
    right: 10px;
    top: 10px;
    background: url(http://new.tphoto.cn/skins/2016/img/x.png) no-repeat center center;
    opacity: .5;
    cursor: pointer;
}

.close-reg0 {
    width: 80px;
    height: 30px;
    position: absolute;
    display: inline-block;
    left: 83px;
    bottom: 11px;
    background: #333;
    cursor: pointer;
    border-radius: 5px;
    text-align: center;
    color: #fff;
    line-height: 28px;
    font-size: 16px;
}

.reg-iframe {
    width: 390px;
    height: 140px;
    margin: 148px auto;
}
.iframe {
    width: 900px;
    height: 559px;
    left: 50%;
    top: 25%;
    margin-left: -36%;
    position: absolute;
}

.mask {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, .6);
    display: none;
    z-index: 1000;
    cursor: pointer;
}

#reg {
    width: 900px;
    height: 559px;
    left: 50%;
    top: 0;
    margin-left: -25%;
    position: absolute;
    z-index: 1000;
    display: none;
    background: #fff;
    border: none;
    border-radius: 7px;
    cursor: pointer;
}

#close {
    font-size: 36px;
    position: absolute;
    top: 0;
    right: -23.5%;
    ;
    color: #828282;
    cursor: pointer;
    display: none;
    z-index: 1000;
}
.body_scroll {
    position: fixed;
    top: 0;
    height: 100%;
    overflow: hidden;
}