/* 二维码弹窗 */
main .qrcode_box {
    position: fixed;
    top: 0px;
    left: 0px;
    background: rgba(0, 0, 0, 0.4);
    width: 100%;
    height: 100%;
    z-index: 101;
    display: none;
}

main .qrcode_box .qrcode_content_box {
    width: 100%;
    position: absolute;
    left: 0px;
    bottom: 0px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

main .qrcode_box .qrcode_content_box .title_box {
    width: 100%;
    height: 50px;
    border-bottom: 1px solid #d1d1d1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

main .qrcode_box .qrcode_content_box .qrcode {
    width: 150px;
    height: 150px;
    margin: 20px 0px;
}

main .qrcode_box .qrcode_content_box .title_box .back_btn {
    width: 25px;
    height: 25px;
    position: absolute;
    top: calc(50% - 13px);
    left: 10px;
}

main .qrcode_box .qrcode_content_box .qrcode_close_box {
    width: 100%;
    height: 50px;
    border-top: 1px solid #d1d1d1;
    display: flex;
    justify-content: center;
    align-items: center;
}