* {
    box-sizing: border-box;
}
:root {
    --padding: 0 20px;
}
main {
    margin-top: 80px;
    padding-bottom: 40px;
}
.inner {
    max-width: 1100px;
    padding: 0 15px;
    height: 100%;
    width: 100%;
    margin: 0 auto;
}

/* header */
header {
    position: fixed;
    left: 0; top: 0;
    width: 100%; height: 80px;
    background: #fff;
    z-index: 9990;
}
#wrap header {
    border-bottom: 1px solid #F3F3F3;
}
header .header_inner {
    position: relative;
    max-width: 1100px;
    padding: 0 15px;
    height: 100%;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header .header_inner > a {
    display: block;
    height: 32px;
}
header .header_inner a img {
    height: 100%;
}
header .header_inner .right {
    display: flex;
    align-items: center;
    gap: 25px;
}
header .header_inner .right a {
    display: block;
    font-size: 17px;
    font-weight: 500;
    transition: .2s ease-in-out;
}
header .header_inner .right a.on {
    color: #32613E;
    font-weight: 700;
}
header .header_inner .right a:hover {
    color: #32613E;
    font-weight: 700;
}

/* index */
.index_banner {
    background: url(../img/pc-main-img.png) no-repeat center/cover;
    width: 100%; height: 300px;
    border-radius: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 25px;
    flex-direction: column;
}
.index_banner img {
    display: block;
    height: 33px;
    object-fit: contain;
}
.index_banner p {
    color: #FFD41D;
    text-align: center;
    line-height: 1.4;
    font-size: 23px;
    font-weight: 700;
}
.index_btns {
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    background: #F2F2F2;
    border-radius: 15px;
    padding: 20px;
}
.index_btns li {
    width: calc(100% / 3 - 10px);
}
.index_btns li a {
    display: flex;
    flex-direction: column;
    gap: 15px;
    justify-content: center;
    align-items: center;
    background: #fff;
    padding: 30px 10px;
    border-radius: 15px;
}
.index_btns li a img {
    display: block;
    width: 60px; height: 60px;
    object-fit: contain;
}
.index_btns li a p {
    font-size: 18px;
    color: #356340;
    font-weight: 600;
}

/* sub1 */
.sub_tit {
    font-size: 23px;
    font-weight: 800;
    color: #406C4B;
    margin-bottom: 25px;
    padding-top: 30px;
}
.sub_cont {
    font-size: 16px;
    color: #484848;
    line-height: 1.4;
}
.sub_bold {
    font-size: 18px;
    color: #2D5E39;
    font-weight: 600;
    margin: 25px 0 15px;
}


/* qna */
.qna_box {
    margin-bottom: 20px;
    cursor: pointer;
}
.question_inner {
    background: #F2F2F2;
    padding: 30px;
    border-radius: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.qna_box.open .question_inner {
    border-radius: 15px 15px 0 0;
}
.question_inner .que {
    font-size: 18px;
    color: #2D5E39;
    font-weight: 500;
}
.question_inner .arrow {
    display: block;
    width: 25px; height: 25px;
    background: url(../img/arrow-down.png) no-repeat center/contain;
}
.qna_box.open .question_inner .arrow {
    background-image: url(../img/arrow-up.png);
}
.ans {
    display: none;
    font-size: 16px;
    padding: 30px;
    line-height: 1.4;
    color: #464646;
}
.qna_box.open .ans {
    display: block;
}







@media screen and (max-width: 768px) {
    header {
        height: 9rem;
        padding: 1.5rem;
    }
    .header_inner {
        flex-direction: column;
    }
    header .header_inner > a {
        height: 2.5rem;
    }
    header .header_inner .right {
        gap: 0;
    }
    header .header_inner .right a {
        font-size: 1.6rem;
        letter-spacing: -1px;
        padding: 0 1rem;
        border-right: .1rem solid #3c3c3ca6;
    }
    header .header_inner .right a:nth-child(2) {
        display: none;
    }
    header .header_inner .right a:last-child {
        border-right: none;
    }
    main {
        margin-top: 9.5rem;
    }
    .index_banner {
        background-image: url(../img/mo-main-img.png);
        padding: 4rem 2rem;
        justify-content: flex-start;
        gap: 1.5rem;
    }
    .index_banner img {
        height: 2.7rem;
    }
    .index_banner p {
        font-size: 1.9rem;
    }
    .index_btns {
        margin-top: 2rem;
        gap: 1.3rem;
    }
    .index_btns li {
        width: calc(50% - .7rem);
    }
    .index_btns li a img {
        width: 4rem; height: 4rem;
    }
    .index_btns li a p {
        text-align: center;
        font-size: 1.6rem;
        letter-spacing: -1px;
    }
    .sub_tit {
        font-size: 2.1rem;
    }
    .question_inner {
        padding: 2rem;
    }
    .question_inner .que {
        max-width: 90%;
        line-height: 1.3;
        font-size: 1.7rem;
    }
    .question_inner .arrow {
        width: 2rem; height: 2rem;
    }
    .ans {
        padding: 2rem;
        word-break: break-all;
    }
}