/* ----------------------------------------------------------------------------- */

/* sub_title_img */
body .sub_title.wce2023_sub_title .main_container {
    background-image: url(../images/wce2023_sub_title_background_img.jpeg);
}


/* sub_title_style */
body .sub_title .main_container {
    background-position: center;
    background-size: cover;
    height: 420px;
    padding-top: 130px;
}

body .sub_title .main_container .inner_center {
    display: flex;
    justify-content: center;
    align-items: center;
}

body .sub_title .main_container .inner_center > h1 {
    font-size: 60px;
    font-weight: 550;
    color: #FFFFFF;
}

/* mini_nav */
/* body .mini_nav .main_container .inner_center {
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
}

body .mini_nav .main_container .inner_center > div {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

body .mini_nav .main_container .inner_center > div > div {
    padding: 0px 6px;
    font-size: 15px;
    text-align: center;
}

body .mini_nav .main_container .inner_center > div > div > a:hover {
    color: #9c9d9d;
} */

/* main_area_title */
body .main_area .main_container .inner_center .main_area_title {
    font-size: 32px;
    font-weight: 450;
    text-align: center;
    padding: 40px 0px;
}

body .main_area .main_container .inner_center .main_area_title > span {
    background: linear-gradient(to top, #ddedf9 10%, #fff 50%); 
}
/* ----------------------------------------------------------------------------- */

/* wce2023_mini_nav */

.wce2023_mini_nav .main_container .inner_center > div {
    display: flex;
    justify-content: space-between;
    padding: 10px 0px;
}

.wce2023_mini_nav .main_container .inner_center > div > div {
    width: 19.5%;
}

.wce2023_mini_nav .main_container .inner_center > div > div > a {
    color: #555555;
    background-color: #DEDEDE;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px 0px;

}

.wce2023_mini_nav .main_container .inner_center > div > div > a:hover {
    background-color: #d6d4d4;
}

.wce2023_mini_nav .main_container .inner_center > .wce2023_sub_mini_nav {
    margin-top: 30px;
}

.wce2023_mini_nav .main_container .inner_center > .wce2023_sub_mini_nav > div > a {
    background: #edecec;
    color: #444;
    
}

/* first_section */
.first_section .inner_center {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}


.first_section .inner_center .first_section_img,
.first_section .inner_center .first_section_text {
    width: 48%;
}

.first_section .inner_center .first_section_img img {
    width: 100%;
}

.first_section .inner_center .first_section_text .first_section_text_title {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.first_section .inner_center .first_section_text .first_section_text_title > div:nth-child(1) {
    background: #00448d;
    border-radius: 50px;
    color: #FFFFFF;
    padding: 10px 0px;
    margin-right: 20px;
    text-align: center;
    width: 150px;
    min-width: 150px;
}

.first_section .inner_center .first_section_text .first_section_text_time_table {
    display: flex; 
    justify-content: space-between;
}

.first_section .inner_center .first_section_text .first_section_text_time_table > div {
    width: 23%;
}

.first_section .inner_center .first_section_text .first_section_text_time_table > div > div {
    display: flex;
    align-items: center;
}

.first_section .inner_center .first_section_text .first_section_text_time_table > div > div img {
    width: 20px;
    margin-right: 4px;
}

/* overview_text_section */
.overview_text_section {
    padding: 60px 0px;
}

.overview_text_section .inner_center > div .overview_text_section_title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 20px;
}

.overview_text_section .inner_center > div .overview_text_section_sub_title {
    background: #f0f8fd;
    padding: 30px;
    font-size: 20px;
    font-weight: 500;
    margin:20px 0px;
    display: flex;
    align-content: center;
    justify-content: space-between;
}

.overview_text_section .inner_center > div .overview_text_section_sub_title button {
    background-color: #023560;
    color: #FFFFFF;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.20);
    border-radius: .25rem;
    font-size: 15px;
    padding: 5px 10px;
}


.overview_text_section .inner_center > div .overview_text_section_contents > div > div {
    margin-bottom: 10px;
}

.overview_text_section .inner_center > div .overview_text_section_contents > div > div:nth-child(1) {
    font-size: 18px;
    font-weight: 400
}

.overview_text_section .inner_center > div .overview_text_section_contents > div > div:nth-child(n+2) {
    font-size: 15px;
    font-weight: 300;
}

.overview_text_section .inner_center > div .overview_text_section_contents > div img {
    width: 100%;
    margin: 20px 0px;
}

.overview_text_section .inner_center > div .overview_text_section_contents_table {
    margin: 20px 0px;
  /*   overflow: scroll; */
}

.overview_text_section .inner_center > div .overview_text_section_contents_table td:hover {
    background-color: #eaeaea;
} 

.overview_text_section .inner_center > div .overview_text_section_contents_toggle_item {
    display: none;
}

.overview_text_section .inner_center > div .overview_text_section_contents_toggle_item.open {
    display: block;
}


.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table {
    border-top: 2px solid #000000;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div  {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #dee2e6;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div > div > img {
    width: 200px;
    margin-right: 50px;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div > div:nth-child(2) > div:nth-child(1) {
    color: #818286;
    font-size: 20px;
    font-weight: 450;
    margin-bottom: 12px;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div > div:nth-child(2) > div:nth-child(2) {
    color: #444444;
    font-size: 20px;
    font-weight: 550;
    margin-bottom: 12px;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div > div:nth-child(2) > div:nth-child(3) {
    color: #444444;
    font-size: 16px;
    font-weight: 450;
    margin-bottom: 12px;
}

.overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div > div:nth-child(2) > div:nth-child(4) {
    color: #444444;
    font-size: 15px;
    font-weight: 350;
}

.overview_text_section .inner_center > div .overview_text_section_contents > div iframe {
   height: 731px;
    width: 100%;
}


/* overview_big_text_section_contents */
.overview_text_section .inner_center > div .overview_big_text_section_contents > div:nth-child(1) {
    background: #0389cc;
    padding-top: 10px;
    padding-bottom: 20px;
    text-align: center;
    color: #FFFFFF;
    margin: 20px 0px;
}

.overview_text_section .inner_center > div .overview_big_text_section_contents > div:nth-child(1) > div:nth-child(1) {
    font-size: 35px;
    font-weight: 550;
    margin-bottom: 10px;
}

.overview_text_section .inner_center > div .overview_big_text_section_contents > div:nth-child(1) > div:nth-child(2) {
    font-size: 22px;
    text-decoration: underline;
}

/* schedule_date_btn */
.wce2023_mini_nav .main_container .inner_center .schedule_date_btn button  {
    display: flex;
    justify-content: center;
    padding: 80px 0px 80px 0px;
    padding: 15px 30px;
    border: 2px solid #000000;
    width: 33%;
    margin: 30px 10px;
}

.wce2023_mini_nav .main_container .inner_center .schedule_date_btn button:hover {
    background-color: #000000;
    color: #FFFFFF;
}

/* overview_wce2023_speakers */
.overview_text_section .inner_center > div .overview_wce2023_speakers {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 10px;
    padding: 40px 0px;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div {
    background-color: #181818;
    color: #FFFFFF;
    padding: 20px;
    border-radius: 1.25em;
    width: 32%;
    margin-right: 10px;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div > div {
    display: flex;
    justify-content: center;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(1) {
    display: flex ;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(1) div:nth-child(1) {
    border: 1px solid #666;
    padding: 2.8px 14px;
    font-size: 14px;
    margin-right: 14px;
    border-radius: 20px;
    min-width: 67px;
    display: flex;
    align-items: center;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(1) div:nth-child(2) {
    font-size: 14px;
    padding: 2.8px 14px;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(2) {
   display: flex;
   justify-content: center;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(2) img {
    width: 70%;
    border: 2px solid #FFFFFF;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(3) {
    font-size: 14px;
    margin-bottom: 5px;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(4) {
    font-size: 12px;
    margin-bottom: 30px;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(5) {
    font-size: 19px;
    font-weight: 450;
    margin-bottom: 40px;
    text-align: center;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(6) {
    float: left;
    flex-wrap: wrap;
}

.overview_text_section .inner_center > div .overview_wce2023_speakers > div div:nth-child(6) > div {
    border: 1px solid #666;
    padding: 2.8px 10px;
    font-size: 12px;
    border-radius: 20px;
    text-align: center;
    display: block;
    margin-right: 5px;
}

/* list_table_area */
.list_table_area {
    padding: 60px 0px;
}

.list_table_area .inner_center .list_contents > div {
    display: flex;
    padding: 10px 5px;
}
.list_table_area .inner_center .list_contents > div > a {
    display: flex;
    color: #4a4a4a;
}

.list_table_area .inner_center .list_contents > div:nth-child(1) {
    font-weight: 500;
}

.list_table_area .inner_center .list_contents > div > a,
.list_table_area .inner_center .list_contents > div {
    width: 100%;
}

.list_table_area .inner_center .list_contents > div > div:nth-child(1),
.list_table_area .inner_center .list_contents > div > a > div:nth-child(1) {
    width: 15%;
    min-width: 70px;
}

.list_table_area .inner_center .list_contents > div > div:nth-child(3),
.list_table_area .inner_center .list_contents > div > a > div:nth-child(3) {
    width: 15%;
    display: flex;
    justify-content: flex-end;
    min-width: 90px;
}

.list_table_area .inner_center .list_contents > div > div:nth-child(2),
.list_table_area .inner_center .list_contents > div > a > div:nth-child(2) {
    width: 70%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    word-break: break-all;
}

.list_table_area .inner_center .list_contents > div:nth-child(2n) {
    background-color: rgba(0, 0, 0, .05);
}

.list_table_area .inner_center .list_contents > div > a:hover {
    color: red;
    transition: 0.5s;
}

.list_table_area .inner_center .list_contents_btn {
    display: flex;
    justify-content: center;
}

.list_table_area .inner_center .list_contents_btn > a {
    font-size: 15px;
    margin-right: 8px;
    font-weight: 300;
}

.list_table_area .inner_center .list_contents_btn > a img {
    width: 10px;
}

/* gallery_table_area */
.gallery_table_area .inner_center {
    display: flex;
    justify-content: center;
}

.gallery_table_area .inner_center .gallery_contents {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.gallery_table_area .inner_center .gallery_contents > div {
    width: 22%;
    margin: 20px 0px;
}

.gallery_table_area .inner_center .gallery_contents > div > a > div:nth-child(1) img {
    width: 100%;
}

.gallery_table_area .inner_center .gallery_contents > div > a > div:nth-child(2) {
    font-size: 18px;
    color: #19aaba;
    font-weight: 500;
    text-overflow: ellipsis;
    overflow: hidden;
    word-break: break-word;
     
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical
}

@media (max-width:1120px) {
    .first_section .inner_center {
        display: block;
    }
    .first_section .inner_center .first_section_img,
    .first_section .inner_center .first_section_text {
    width: 100%;
    }

    .first_section .inner_center .first_section_img {
        padding: 0px 100px 50px 100px;
    }
    .overview_text_section .inner_center > div .overview_text_section_contents > div iframe {
        height: 500px;
    }
}

@media (max-width:900px) {
    .wce2023_mini_nav .main_container .inner_center .wce2023_sub_mini_nav {
        flex-wrap: wrap;
    }
    .wce2023_mini_nav .main_container .inner_center .wce2023_sub_mini_nav > div {
        width: 49%;
        margin-bottom: 5px;
    }
    .gallery_table_area .inner_center .gallery_contents {
        justify-content: flex-start;
    }
    .gallery_table_area .inner_center .gallery_contents > div {
        width: 30%;
        margin: 20px 1.5%;
    }
}

@media (max-width:800px) {
    .overview_text_section .inner_center > div .overview_wce2023_speakers > div {
        width: 45%;
    }
    .overview_text_section .inner_center > div .overview_text_section_contents .overview_wce2023_speakers > div {
        margin-bottom: 20px;
    }
    .gallery_table_area .inner_center .gallery_contents > div {
        width: 47%;
        margin: 20px 1.5%;
    }
}

@media (max-width:770px) {
    .overview_text_section .inner_center > div .overview_text_section_contents_speakers_table > div  {
        display: block;
    }
    .overview_text_section .inner_center > div .overview_text_section_contents > div iframe {
        height: 350px;
    }

    
}

@media (max-width:600px) {
    .first_section .inner_center .first_section_text .first_section_text_time_table {
        flex-wrap: wrap;
    }

    .first_section .inner_center .first_section_text .first_section_text_time_table > div {
        width: 48%;
        margin-bottom: 40px;
    }

    .first_section .inner_center .first_section_text .first_section_text_time_table > div hr {
        margin: 10px 0px;
    }
    .overview_text_section .inner_center > div .overview_text_section_contents > div iframe {
        height: 250px;
    }
    .overview_text_section .inner_center > div .overview_wce2023_speakers > div {
        width: 100%;
    }
    .gallery_table_area .inner_center .gallery_contents {
        justify-content: center;
    }
    .gallery_table_area .inner_center .gallery_contents > div {
        width: 97%;
        margin: 20px 1.5%;
    }
}