@charset "UTF-8";

/* 기본 설정 */

* {
    box-sizing: border-box; 
}


html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    overflow: auto;
}


.header, .content, .footer {
    width: 100%; 
}

/*공통끝*/

*, *::before, *::after {
    box-sizing: inherit;
}

.container {
    display: flex;
    flex-direction: column;
    height: calc(var(--vh, 1vh) * 100);
    background-color: #F5F5F7;
    overflow: auto;
}

.header {
    flex: 0 0 10%; 
    display: flex;
    align-items: center;
    justify-content: center;
}

.img-logo {
    width: 50%;
    max-width: 400px;
    height: auto;
    display: block;
    margin: 0 auto;
    padding: 0.5rem 0;
}

.content {
    width: 100%;
    overflow-y: auto;
}

.link-banner {
    width:100%;
    display: block; 
    margin: 0 auto;
}

.img-banner {
    max-width: 100%; 
    max-height: 100%; 
    width: 100%;
    height: auto; 
    display: block; 
}

.btn-mb {
    display: block;
    width: 100%;
}

.footer {
    flex: 0 0 7%;
    background-color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
}

.footer-item-left > img {
    width: 80%;
    display: block;
    max-width: 184px;
    text-align: left;
    margin-left: 0.5rem;
}

.footer-item-right {
    padding: 0.25rem;
    text-align: center;
    font-size: 0.6rem;
    border: 1px solid #999999;
    margin-right: 0.5rem;
    color: #555;
}

.btn-updown {
    flex: 0 0 2rem; 
    display:flex;
    justify-content:center;
    cursor: pointer;
}

.btn-updown > img {
    height: auto;
    max-height: 30px;
}

@media screen and (min-width: 1081px) {
    .header, .content, .footer {
        flex: none; 
    }

    .btn-updown {
        display:none; 
    }

    .container {
        justify-content: center;
        height: 100vh;
        overflow-y: auto;
    }

    .img-logo {
        width: 100%;
        padding: 0;
    }

    .content {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 3rem;
    }

    .footer {
        height: auto;
        position: fixed;
        height: 50px;
        right: 0;
        left: 0;
        bottom: 0;
    }

    .footer-item-left > img {
        width: 100%;
        max-width: 184px;
        text-align: left;
        padding: 1rem;
        margin-left: 1rem;
    }

    .footer-item-right {
        padding: 0.425rem;
        font-size: 0.8rem;
        border: 1px solid #999999;
        margin-right: 2.5rem;
    }

    .btn-mb {
        display: none !important;
    }
}

@media screen and (min-width: 1400px) {
    .img-logo {
        width:100%;
        padding-top: 3rem;
    }

    .header {
        flex: 0 0 15%;
    }

    .content {
        flex: 1 0 75%;
        padding: 2rem 8rem;
        align-items: start;
    }

    .footer {
        flex: 0 0 10%;
    }
}