#main_content{
    padding:50px 0;
    width: 100%;
    height:100%;
    background-image: url(../images/main_background.jpg);
    background-position: center top;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
}

#main_content .section1,
#main_content .section2,
#main_content .section3{
    margin-bottom:20px;
}

#main_content .section1 .flex1{
    display: flex;
    gap:20px;
}

#main_content .section1 .flex1_1{
    width: 800px;
}

#main_content .section1 .flex1_2{
    width: 380px;
}

#main_content .section1 .flex1_1_div{
    display: flex;
    flex-flow: wrap;
    gap: 20px;
}

#main_content .section1 .img_wrap,
#main_content .section2 .img_wrap,
#main_content .section3 .img_wrap,
#main_content .section4 .img_wrap{
    overflow: hidden;
    cursor: pointer;
}

#main_content .section1 img,
#main_content .section2 img,
#main_content .section3 img,
#main_content .section4 img{
    transition: all 0.5s;
}

#main_content .section1 img:hover,
#main_content .section2 img:hover,
#main_content .section3 img:hover,
#main_content .section4 img:hover{
    transform: scale(1.1) rotate(0.01deg);
}

.section2 ul{
    display: flex;
    gap:20px;
    height: 260px;
    color: white;
}

.section2 ul li{
    width: 260px;

}

.section2 ul li:nth-child(1){
    width: 380px;
    background-color: var(--darkblue);
    padding: 30px 25px 25px 25px;
}

.section2 .content_top{
    font-family: 'Pretendard-Light', sans-serif;
    font-size: 18px;
    margin-bottom: 20px;
}

.section2 .content_top p{
    font-family: 'SCDream-ExtraBold', sans-serif;
    font-size: 40px;
    padding-bottom: 5px;
}

.section2 .content_top span{
    font-family: 'SCDream-Heavy', sans-serif;
    font-size: 30px;
}

.section2 .content_bottom{
    border-top: 1px solid white;
    padding-top: 12px;
    display: flex;
    gap: 30px;
    font-family: 'Pretendard-SemiBold', sans-serif;
    font-size: 16px;
}

.section2 .content_bottom p{
    font-size: 22px;
    line-height: 28px;
}

.section2 .content_bottom span{
    font-size: 14px;
}

.section3 ul{
    display: flex;
    gap: 20px;
    height:200px;
}

.section3 ul li:nth-child(1),
.section3 ul li:nth-child(2){
    padding: 30px 24px;
}

.section3 ul li:nth-child(1){
    background-color: white;
    width: 380px;
}

.section3 ul li:nth-child(2){
    background-color: white;
    width: 380px;
}

.section3 ul li:nth-child(2){
    width: 400px;
}

.section3 ul li>p{
    font-family: 'Pretendard-SemiBold', sans-serif;
    font-size: 20px;
    padding-bottom: 10px;
}

.section3 ul li>p span{
    color: var(--blue);
}

.section3 dl dt{
    position:relative;
    padding: 3px 0;
    padding-left: 15px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    cursor: pointer;

    margin-bottom: 4px;
}

.section3 dl dt:before {
    position: absolute;
    top: 12px;
    left: 0px;
    width: 4px;
    height: 4px;
    background: #000;
    content: '';
    border-radius: 50%;
}

.section3 dl dt:hover{
    text-decoration: underline;
    text-underline-position: under;
}

.section4{
    width: 100%;
    display: flex;
    flex-direction: column;
}

.section4 .title{
    text-align: center;
    padding-bottom: 18px;
}

.section4 .center{
    background-color: white;
    padding: 30px 0;
}

.section4 ul{
    display: flex;
    gap: 30px;
    /* justify-content: space-between; */
    padding: 0 40px;
}

.section4 ul li{
    cursor: pointer;
}

.section4 ul li img{
    width: 160px;
    height: 150px;
}