.fz_download{
    display: none;
    position: fixed;
    bottom: 0;
    background: RGBA(0,16,26,0.8);
    padding: 10px;
    color: #fff;
    left: 0;
    right: 0;
}
.fz_download.show{
    display: block
}
.fz_download .adv_img{
    width: 44px;
    height: 44px;
    display: inline-block;
}
.fz_download .adv_text{
    display: inline-block;
    margin-left: 10px;
    margin-top: 2px;
    font-size: 15px;
    line-height: 20px;
}
.fz_download .adv_text .sub{
    font-size: 12px;
}
.fz_download .fz_download_from_wx{
    display: inline-block;
    right: 0;
    position: absolute;
    font-size:14px;
    color:#000f1a;
    background:#fdc22a;
    border-radius:4px;
    padding: 5px 10px;
    margin: 9px 10px 0 10px;
}