.content-section .content-inner{
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 40px 0;
}

.use-box{
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px 0;
}

.use-box ul{
    width: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.use-box ul li{
    width: auto;
    padding: 60px 40px 0;
    box-sizing: border-box;
    background-color: var(--colorPrimary100);
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 30px 0;
}
.use-box ul li:first-child img {
    width: 620px;
}
.window-img {
    width: 300px;
}
.android-img {
    width: 260px;
}
.use-box ul li:first-child {
    padding-bottom: 60px;
}

.step-group{
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 16px 0;
}

.step{
    padding: 3px 12px;
    background-color: var(--colorPrimary);
    border-radius: var(--borderRadius2Xl);
    font-size: var(--fontSizeSm);
    font-weight: var(--fontWeightBold);
    line-height: var(--lineHeightSm);
    color: var(--colorWhite);
}

.step-group>p{
    text-align: center;
    font-size: var(--fontSizeBase);
    line-height: var(--lineHeightBase);
    color: var(--colorGray500);
    font-weight: var(--fontWeightMedium);
}

.use-info{
    width: auto;
    padding: 40px 60px;
    box-sizing: border-box;
    background-color: var(--colorGray100);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px 40px;
}

.info-text{
    display: flex;
    align-items: center;
    gap: 0 6px;
    font-size: var(--fontSizeSm);
    line-height: var(--lineHeightSm);
    color: var(--colorGray400);
}

.info-text p{
    display: flex;
    align-items: center;
    gap: 0 6px;
    color: var(--colorBlack);
}

.info-text p span{
    width: 10px;
    height: 4px;
    background-color: var(--colorPrimary);
}





/* responsive css */
@media screen and (min-width: 768px) and (max-width: 1279px) {
    .use-box{
        gap: 20px 0;
    }

    .use-box ul{
        grid-template-columns: 1fr;
        gap: 20px 0;
    }

    .use-box ul li:first-child{
        padding-bottom: 60px;
    }

    .use-info{
        padding: 40px;
        align-items: flex-start;
        flex-direction: column;
        gap: 16px 0;
    }
}

@media screen and (max-width: 767px) {
    .content-section .content-inner{
        gap: 30px 0;
    }

    .page-tab-box ul {
        width: 100%;
    }

    .page-tab-box ul li{
        width: 25%;
    }

    .use-box{
        gap: 10px 0;
    }

    .use-box ul{
        grid-template-columns: 1fr;
        gap: 10px 0;
    }

    .use-box ul li{
        padding: 40px 20px 0;
        gap: 16px 0;
    }

    .window-img {
        width: 160px;
    }
    .android-img {
        width: 140px;
    }
    .use-box ul li:first-child{
        padding-bottom: 40px;
    }
    .step-group{
        gap: 12px 0;
    }

    .step,
    .step-group>p,
    .info-text{
        font-size: var(--fontSizeXs);
        line-height: var(--lineHeightXs);
    }

    .use-info{
        padding: 30px 20px;
        align-items: flex-start;
        flex-direction: column;
        gap: 12px 0;
    }
}