.payback .sec {
    position: relative;
    min-height: 80vh;
}

.payback .intro>div {
    flex: 1;
}

.payback .intro>div.txt {
    padding-left: 20px;
    padding-right: 100px;
    justify-content: end;
    box-sizing: border-box;
}

.payback .intro>div.txt .tit {
    width: 100%;
    max-width: 660px;
    line-height: 1.3;
}

.payback .intro>div.txt .tit h2 {
    font-size: 50px;
}

.payback .intro>div.txt .tit p {
    font-size: 30px;
}

.payback .intro>div.txt .tit button {
    width: max-content;
    padding: 0 15px;
    height: 44px;
    border-radius: 10px;
}

.payback .intro>div.thumb {
    height: 80vh;
    background: #F2F2F2 url("../images/payback_intro.png")no-repeat 50% 50% / 100%;
    /* background: #F2F2F2 url("../images/btc.png")no-repeat 50% 50% / 100%; */
    justify-content: end;
    align-items: center;
    padding-bottom: 100px;
    box-sizing: border-box;
}

.payback .intro>div.thumb .box {
    gap: 20px;
    line-height: 1.3;
    background-color: #F2F2F2;
    /* th */
}

.payback .intro>div.thumb .box h4 {
    font-size: 50px;
}

.payback .intro>div.thumb .box p {
    font-size: 30px;
    font-weight: 500;
}



.payback .form_box {
    display: none;
    padding: 100px 0;
}

.payback .form_box.gray_bg {
    background: #F9F9F9;
}

.payback .form_box .inner {
    gap: 80px;
}

.payback .form_box .txt {
    position: relative;
    width: 500px;
    min-height: 600px;
    line-height: 1.3;
}

.payback .form_box .txt .tit_box {
    gap: 20px;
}

.payback .form_box .txt .step {
    max-width: 350px;
}

.payback .form_box .txt .step>div {
    position: relative;
    flex: 1;
}

.payback .form_box .txt .step>div:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    display: block;
    width: 100%;
    border-bottom: 1px dashed #CDCDCD;
}

.payback .form_box .txt .step>div:last-child:after {
    display: none;
}

.payback .form_box .txt .step>div span {
    position: relative;
    display: block;
    width: 22px;
    height: 22px;
    line-height: 22px;
    border-radius: 50%;
    text-align: center;
    background: #CDCDCD;
    color: var(--white);
    z-index: 1;
}

.payback .form_box .txt .step>div span.active {
    background: var(--key-color);
}

.payback .form_box .txt h3 {
    font-size: 40px;
}

.payback .form_box .txt p {
    font-size: 30px;
    font-weight: 500;
}

.payback .form_box .txt .btn_area {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    gap: 10px;
}

.payback .form_box .txt .btn_area button {
    flex: 1;
    height: 44px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
}

.payback .form_box .cont {
    flex: 1;
    width: 100%;
    gap: 20px;
}

.payback .form_box .cont .checkbox {
    gap: 20px;
}

.payback .form_box .cont .checkbox>div {
    position: relative;
}

.payback .form_box .cont .checkbox>div input {
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 1px;
    opacity: 0;
    z-index: -1;
}

.payback .form_box .cont .checkbox>div input+label {
    display: block;
    width: 100%;
    border-radius: 10px;
    border: 1px solid #AAA;
    padding: 15px 20px;
    gap: 20px;
    font-size: 20px;
    box-sizing: border-box;
}

.payback .form_box .cont .checkbox>div input:checked+label {
    border: 1px solid var(--key-color);
    background: #FFF5E5;
    font-weight: 500;
}

.payback .form_box .cont .checkbox.grid3>div {
    width: calc(33.333% - 14px);
}

.payback .form_box .cont .checkbox.grid3>div input+label {
    display: flex;
}

.payback .form_box .cont .checkbox.grid3>div input+label .thumb {
    position: relative;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

.payback .form_box .cont .checkbox.grid3>div input+label .thumb img {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.payback .form_box .cont .input_box {
    border-radius: 100px;
    background: var(--white);
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.15);
    gap: 14px;
    padding: 0 30px;
    margin-bottom: 225px;
    box-sizing: border-box;
}

.payback .form_box .cont .input_box input {
    flex: 1;
    width: 100%;
    height: 74px;
    font-size: 30px;
    font-weight: 600;
}

.payback .form_box .cont .input_box .empty_btn {
    width: 20px;
    height: 20px;
    background: url("../images/ic_close_black.svg")no-repeat 50% 50% / 100%;
}

.payback .form_box .cont .input_box span {
    font-size: 30px;
    font-weight: 600;
}

.payback .form_box .cont .white_bg {
    padding: 30px;
    border-radius: 20px;
    background: var(--white);
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.15);
    color: #777;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.3;
    box-sizing: border-box;
}

.payback .form_box .cont .info_top {
    gap: 15px;
}

.payback .form_box .cont .info_top h4 {
    font-size: 30px;
}

.payback .form_box .cont .info_top .price {
    padding-top: 20px;
    border-top: 1px solid #CDCDCD;
}

.payback .form_box .cont .info_top .price strong {
    color: var(--black);
    font-weight: 400;
}


.payback .form_box1 .cont {
    padding-top: 100px;
}


.payback .form_box5 .cont .exchange>div {
    flex: 1;
    width: 100%;
    gap: 15px;
}

.payback .form_box5 .cont .exchange>div .thumb {
    position: relative;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

.payback .form_box5 .cont .exchange>div .thumb img {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.payback .form_box5 .cont .exchange>div .text {
    gap: 10px;
}

.payback .form_box5 .cont .exchange>div .text strong {
    font-size: 16px;
}

.payback .form_box5 .cont .exchange>div .text h4 {
    color: var(--black);
}

.payback .form_box5 .cont .exchange>h3 {
    color: var(--black);
}


.payback .form_box .cont .date_list>div {
    height: 64px;
    border-bottom: 1px solid #CDCDCD;
    padding: 0 20px;
    font-size: 18px;
    font-weight: 600;
    box-sizing: border-box;
}

.payback .form_box .cont .dot {
    gap: 30px;
    box-sizing: border-box;
}

.payback .form_box .cont .dot span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #aaa;
    margin: 0 auto;
}

.payback .form_box .cont .dot span.dot2 {
    opacity: .5;
}

.payback .form_box .cont .dot span.dot3 {
    opacity: .2;
}

.payback .form_box .cont .dot span.dot4 {
    opacity: .1;
}

.payback .form_box6 .cont .dot {
    padding: 30px 0;
}

.payback .form_box6 .cont .desc {
    font-size: 20px;
    font-weight: 600;
    color: #777;
}


.payback .form_box8 .info_top .item>div {
    flex: 1;
    width: 100%;
    padding: 10px;
    color: var(--black);
    justify-content: end;
    box-sizing: border-box;
}

.payback .form_box8 .info_top .item>div .thumb {
    position: relative;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    overflow: hidden;
}

.payback .form_box8 .info_top .item>div .thumb img {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.payback .form_box8 .info_top>p {
    padding-top: 20px;
    border-top: 1px solid #CDCDCD;
}

.payback .form_box8 .desc {
    margin-top: 20px;
    color: #777;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.3;
}



#footer {
    margin-top: 0 !important;
}


@media screen and (max-width: 1560px) {
    .payback .intro>div.txt .tit h2 {
        font-size: 40px;
    }

    .payback .intro>div.txt .tit p {
        font-size: 24px;
    }

    .payback .intro>div.thumb {
        padding-bottom: 50px;
    }

    .payback .intro>div.thumb .box {
        gap: 10px;
        background-color: #F2F2F2;
        /* th */
    }

    .payback .intro>div.thumb .box h4 {
        font-size: 32px;
    }

    .payback .intro>div.thumb .box p {
        font-size: 20px;
    }


    .payback .form_box .inner {
        gap: 40px;
    }

    .payback .form_box .txt {
        width: 425px;
        min-height: 475px;
    }

    .payback .form_box .txt h3 {
        font-size: 32px;
    }

    .payback .form_box .txt p {
        font-size: 22px;
    }

    .payback .form_box .cont .checkbox>div input+label {
        font-size: 16px;
        gap: 10px;
        padding: 10px 15px;
    }

    .payback .form_box .cont .checkbox.grid3>div input+label .thumb {
        width: 40px;
        height: 40px;
    }

    .payback .form_box .cont .input_box {
        margin-bottom: 160px;
    }

    .payback .form_box .cont .input_box input {
        font-size: 24px;
    }

    .payback .form_box .cont .input_box span {
        font-size: 24px;
    }
}

@media screen and (max-width: 1280px) {}

@media screen and (max-width: 1024px) {
    .payback .sec {
        min-height: auto;
    }

    .payback .intro>div {
        flex: none;
        width: 100%;
    }

    .payback .intro>div.txt {
        padding: 50px 20px;
        justify-content: center;
    }

    .payback .intro>div.txt .tit {
        max-width: 100%;
        text-align: center;
    }

    .payback .intro>div.txt .tit h2 {
        font-size: 24px;
    }

    .payback .intro>div.txt .tit p {
        font-size: 16px;
    }

    .payback .intro>div.txt .tit button {
        height: 38px;
        font-size: 14px;
        margin: 0 auto;
    }

    .payback .intro>div.thumb {
        height: auto;
        padding-top: 190px;
        background-size: 350px;
        background-position: 50% -70px;
        padding-bottom: 50px;
    }

    .payback .intro>div.thumb .box h4 {
        font-size: 24px;
    }

    .payback .intro>div.thumb .box p {
        font-size: 14px;
    }


    .payback .form_box {
        padding: 50px 0;
    }

    .payback .form_box .inner {
        padding-bottom: 80px;
        gap: 30px;
    }

    .payback .form_box .txt {
        position: static;
        width: 100%;
        min-height: auto;
    }

    .payback .form_box .txt .step>div span {
        font-size: 14px;
    }

    .payback .form_box .txt h3 {
        font-size: 26px;
    }

    .payback .form_box .txt p {
        font-size: 16px;
    }

    .payback .form_box .txt .btn_area {
        margin: 0 20px;
        width: calc(100% - 40px);
    }

    .payback .form_box .cont {
        width: 100%;
    }

    .payback .form_box .cont .checkbox {
        gap: 15px;
    }

    .payback .form_box .cont .checkbox.grid3>div {
        width: calc(50% - 8px);
    }

    .payback .form_box .cont .input_box {
        margin-bottom: 30px;
        padding: 0 20px;
    }

    .payback .form_box .cont .input_box input {
        font-size: 16px;
        height: 55px;
    }

    .payback .form_box .cont .input_box .empty_btn {
        width: 15px;
        height: 15px;
    }

    .payback .form_box .cont .input_box span {
        font-size: 16px;
    }


    .payback .form_box .cont .white_bg {
        padding: 20px;
        font-size: 16px;
    }

    .payback .form_box .cont .info_top {
        gap: 10px;
    }

    .payback .form_box .cont .info_top h4 {
        font-size: 24px;
    }

    .payback .form_box .cont .date_list>div {
        height: 52px;
        padding: 0 10px;
        font-size: 16px;
    }

    .payback .form_box .cont .dot {
        gap: 20px;
    }

    .payback .form_box1 .cont {
        padding-top: 0;
    }

    .payback .form_box6 .cont .desc {
        font-size: 14px;
    }

    .payback .form_box8 .info_top .item>div {
        padding: 5px;
    }

    .payback .form_box8 .desc {
        font-size: 14px;
        margin-top: 10px;
    }
}

@media screen and (max-width: 768px) {}

@media screen and (max-width: 480px) {}

@media screen and (max-width: 380px) {
    .payback .intro>div.txt .tit button {
        width: 100%;
    }

    .payback .form_box .cont .checkbox.grid3>div {
        width: 100%;
    }

    .payback .form_box5 .cont .exchange>div {
        flex: none;
    }

    .payback .form_box .cont .white_bg {
        gap: 20px;
        justify-content: end;
    }

    .payback .form_box8 .info_top .item {
        gap: 5px;
    }

    .payback .form_box8 .info_top .item>div {
        flex: none;
        justify-content: start;
    }
}