/* 베너에 구름 움직이는 거 */
#cloud-intro{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 30;
    background: url("../images/cloud_bg.png");
    /* background: url(https://static.radulescu.me/examples/clouds/clouds1000.png) 0 200px,
                url(https://static.radulescu.me/examples/clouds/clouds1200_1.png) 0 300px,
                url(https://static.radulescu.me/examples/clouds/clouds1000_blur3.png) 100px 250px; */
    animation: wind 20s linear infinite;
}
@keyframes wind{
0% {
    background-position: 0 200px, 0 400px, 100px 250px;
}
100% {
    background-position: 1000px 200px, 1200px 400px, 1100px 250px;
}

}

/* .cloud_box{
    position: absolute;
    z-index: 20;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    overflow: hidden;
}

.cloud_box .tiny {
    transform: scale(1);
}

.cloud_box .small {
    transform: scale(1.5);
}

.cloud_box .normal {
    transform: scale(2);
}

.cloud_box .large {
    transform: scale(3);
}

.cloud {
    animation: clouds 60s infinite linear;
    position: absolute;
    margin: 33px 0 0 0;
}

@keyframes clouds {
    0% {
        left: 0;
    }

    100% {
        left: 150%;
    }
}

.cloud-1 {
    animation-duration: 245s;
    margin-left: 20%;
    margin-top: 20%;
}

.cloud-2 {
    animation-duration: 99s;
    margin-left: 90%;
    margin-top: 16%;
}

.cloud-3 {
    animation-duration: 142s;
    margin-left: 50%;
}

.cloud-4 {
    animation-duration: 152s;
    margin-left: -43%;
    margin-top: 15%;
}

.cloud-5 {
    animation-duration: 215s;
    margin-left: 83%;
}

.cloud-6 {
    animation-duration: 139s;
    margin-left: -73%;
}

.cloud-7 {
    animation-duration: 109s;
    margin-left: -90%;
    margin-top: 10%;
}

.cloud-8 {
    animation-duration: 121s;
    margin-left: 100%;
}

.cloud-9 {
    animation-duration: 101s;
    margin-left: 10%;
}

.cloud-10 {

    animation-duration: 126s;
    margin-left: -21%;
    margin-top: -7%;

}

.cloud-11 {
    animation-duration: 96s;
    margin-left: 73%;
}

.cloud-12 {
    animation-duration: 83s;
    margin-left: 51%;
} */

/* 슬릭슬라이더 */
.slick-dots li button:before
{
    background-color: #ff5c00;
}

/* 컨텐츠 배경 도형 색깔 */
/* 육각형 */
.hexagon {
    background: #C0E8B6;
}

.hexagon::before {
    border-bottom-color: #C0E8B6;
}

.hexagon::after {
    border-top-color: #C0E8B6;
}

/* 네모 */
.square {
    background-color: #FFC977;
}

/* 동그라미 */
.circle {
    background-color: #FFE550;
}

/* 세모 */
.triangle {
    border-bottom-color: #BFE6FB;
}

/* 최상단 베너 */
.banner_container {
    /* background-color: #4EB4FF; */
    background-color: #2da4fb;
}


/* 배너 안에 작은 애들 */

.tit_right {
    position: relative;
}
.bgmin_box {
    position: absolute;
    z-index: 10;
}


.bgmin_01 {
    bottom: 10%;
    right: 22%;
}

.bgmin_02 {
    bottom: 22%;
    right: -10%;
}

/* 교과서 그리드 */
.book_box {
    width: 32%;
}

/* 컨텐츠 섹션 01 */
.section_01 {
    background-color: #FFF6C1;
}

.books_intro .ct_sub_tit {
    background-color: #ff7e20;
}

.books_intro .ct_min_tit {
    background-color: #ff7e20;
}

.books_intro .border_box {
    border-color: #ff7e20;
}

/* 교과서 특징 */
/* hover */
.books_intro .hovct_container .hovct_box:hover {
    border-color: #ff7e20;
    background-color: #fff;
}

.hovct_box:hover .hov_t1 {
    color: #ff7e20;
}

/* on */
.books_intro .hovct_container .hovct_box.on {
    border-color: #ff7e20;
    background-color: #fff;
}

.hov_t1.on {
    color: #ff7e20;
}

.touch_img {
    background: url('../images/book_hov_society_01_1.png') no-repeat;
    background-position: center;
    background-size: contain;
}

/* .touch_img:hover {
    background: url('../images/book_hov_society_01_2.png') no-repeat;
    background-position: center;
    background-size: auto;
    height: 100%;
} */

.hovimg_box:hover .change_img{
    opacity: 1;
}
.change_img{
    background: url('../images/book_hov_society_01_2.png') no-repeat;
    background-position: center;
    background-size: contain;
    height: 100%;
    width: 100%;
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    z-index: 3;
}

.round_img {
    background: url('../images/book_hov_society_02.png') no-repeat;
    background-position: center;
    background-size: contain;
}

.clean_img {
    background: url('../images/book_hov_society_03.png') no-repeat;
    background-position: center;
    background-size: contain;
}

.aroma_img {
    background: url('../images/book_hov_society_04.png') no-repeat;
    background-position: center;
    background-size: contain;
}

.class_list>li {
    list-style: disc;
    margin-left: 10px;
    color: #ff7e20;
    margin-bottom:3px;
}

.class_t1 {
    color: #ff7e20;
}

/* 수업자료 */
.bookdata_container {
    justify-content: space-around;
}

.bookdata_box {
    width: 35%;
}

.bookdata_ct {
    border: solid 2px #ff7e20;
}

.data_img {
    display: block;
    width: 100%;
    margin: 0 auto;
}

/* 연구용 교과서 */
.bookres_container {
    position: relative;
}

.bookres_img {
    width: 50%;
}

.res_img {
    display: block;
    width: 100%;
}

.bookres_list {
    width: 100%;
    justify-content: space-between;
    margin: 0 35px;
}

.bookres_list .box_01 {
    width: 28%;
}

.bookres_list .box_02 {
    width: 40%;
}

.bookres_list .box_03 {
    width: 28%;
}

.bookres_list .box_04 {
    width: 22%;
}

.bookres_list .box_05 {
    width: 22%;
}

.bookres_list .box_06 {
    width: 25%;
}

.bookres_list .box_07 {
    width: 25%;
}

.res_t1 {
    color: #ff7e20;
}


/* 컨텐츠 섹션 02 */
.section_02 {
    background-color: #C0E8B6;
    position: relative;
}


/* 클로버 이미지 */
.clover_box_01 {
    right: 0;
}

.clover_box_02 {
    left: 0;
    bottom: 25%;
}

.map_intro {
    padding: 150px 0 50px;
}

.map_intro .ct_sub_tit {
    background-color: #649C37;
}

.map_intro .ct_min_tit {
    background-color: #649C37;
}

.map_intro .border_box {
    border-color: #1B8500;
}
.map_intro .ct_box_tit{
    color: #1B8500;
}


/* 사회과 부도 활용 */
.mapclass_box {
    justify-content: space-between;
    margin-bottom: 30px;
}

.mapclass_left {
    width: 70%;
}

.mapclass_container .class_img {
    display: block;
    width: 100%;
}

.mapclass_right {
    width: 25%;
}

.mapclass_list {
    margin-top: 30px;
    height: calc(100% - 85px);
    padding: 40px 30px;
}

.mapclass_list>li {
    height: 32%;
    margin-bottom: 15px;
}

.class_num {
    display: block;
    width: 35px;
    height: 35px;
    line-height: 35px;
    border-radius: 50%;
    background-color: #649C37;
    text-align: center;
    color: #fff;
    margin: 0 auto 10px;
}

.class_t {
    display: block;
    font-weight: bold;
    text-align: center;
}

/* 사회과 부도 자료 */
.mapdata_ct {
    justify-content: space-between;
}

.mapdata_img {
    width: 48%;
    border-color: #649C37;
}

.mapdata_container .data_img {
    display: block;
    width: 100%;
    height: 100%;
}

/* 컨텐츠 섹션 03 == 집필진 */


/* 컨텐츠 섹션 04 */
.section_04 {}

.clsdata_intro {
    padding: 100px 0;
}


.clsdata_intro .video_ex {
    margin: 25px 0;
}




.society_btn {
    background-color: #FFD900;
    color: #000;
}