@charset "utf-8";
/* CSS Document */

.bg {
    background-attachment: scroll;
}
.contents {
    max-width: 1260px;
}

.main_bg {
    position: relative;
}

.main_bg > img {
    width: 100%;
    height: auto;
    display: block;
}

.main_in {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 5% 5%;
    display: flex;
    flex-direction: column;
    gap: 2%;
    box-sizing: border-box;
    font-family: "Noto Serif JP", serif;
    overflow: auto;
}

.theme {
    max-width: 1000px;
    width: 110%;
}
.theme img {
    width: 80%;
    height: auto;
}

.main {
    display: grid;
    grid-template-columns: 86px 1fr;
    gap: 4%;
    color: #fff;
    text-shadow: 1.5px 1.5px 0 #a35b8cff, -1.5px -1.5px 0 #D372B4,
            -1.5px 1.5px 0 #D372B4, 1.5px -1.5px 0 #D372B4,
            0px 1.5px 0 #D372B4,  0 -1.5px 0 #D372B4,
            -1.5px 0 0 #D372B4, 1.5px 0 0 #D372B4;
}

.main_title img {
    width: 100%;
    height: auto;
}

.main_content_title {
    background-color: #dd78bdff;
    padding: 10px 5px;
    border-radius: 5px;
    text-shadow: none;
    color: #fff;
    font-weight: bold;
    text-align: center;
    box-sizing: border-box;
    align-self: center;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: clamp(12px, 1.2vw, 16px);
    width: 100%;
    line-height: 1.2;
    word-break: keep-all;
}

.main_contents {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
}

.fix_position {
    padding: 5% 0 0;
}
.main_content {
    max-width: 450px;
    margin: auto 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 5px;
    font-weight: bold;
    font-size: large;
}
.main_content_sub {
    font-weight: normal;
    font-size: small;
}
.font_big {
    font-size: xx-large;
}
.font_medium {
    padding-bottom: 3px;
}
.notice {
    border-bottom: 4px solid #BCE0FF;
    font-size: 2.2rem;
    font-weight: bold;
    color: #3AA8E8;
    padding-bottom: 4px;
    margin-bottom: 0.5em;
    display: inline-block;
}
.info h3 {
    color: #FFF;
    font-size: 100%;
    padding: 4px 8px 3px;
    margin: 0;
    background-color: #3AA8E8;
}
.info .new dl {
    height: 150px;
    overflow: auto;
    margin: 0;
    padding: 0;
}
.poster_dl {
    width: 200px;
    height: 85px;
    background: url("../index/poster_dl.png") no-repeat;
    background-size: contain;
}
.poster_dl:hover {
    background: url("../index/poster_dl_hover.png") no-repeat;
    background-size: contain;
}

.pre_event_link {
    width: 200px;
    height: 85px;
    background: url("../index/pre_event.png") no-repeat;
    background-size: contain;
}
.pre_event_link:hover {
    background: url("../index/pre_event_hover.png") no-repeat;
    background-size: contain;
}

.banner_layout a:hover {
    cursor: pointer;
    opacity: 65%;
}

.banner_layout a img {
    width: 230px !important;
}

.co_banner {
    border-top: 3px double #2a75a4ff;
    border-bottom: 3px double #2a75a4ff;
    padding-top: 10px;
    margin-bottom: 10px;
}

.banner_border {
    border: 0.5px solid #3AA8E8;
}

.header-inner::before {
    content: "";
    width: 220px;
    flex-shrink: 0;
}

.icon:hover {
    opacity: 50%;
}
    
.place_content {
    margin: 20px 0 10px 0 !important;
}

.chairperson_content {
    margin: 50px 0 10px 0 !important;
}

/* 表示領域が992px以上の場合に適用するスタイル */
@media screen and (min-width: 992px) {
    .contents {
        padding: 0 10px;
    }
    .left-contents {
        width: 210px;
    }
    .middle-contents {
        width: calc(100% - 460px);
    }
    .right-contents {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 220px;
    }
    .main_title {
        max-width: 350px;
        margin: auto;
    }
    .main_content_title {
        max-width: 360px;
        font-size: medium;
    }
    .main_contents {
        margin: auto 0;
    }
    .bn_area {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 10px;
    }
    .info {
        margin: 10px 10px 20px;
        padding: 0;
        border: 1px solid #3AA8E8;
        font-size: 1.4rem;
        background-color: rgba(255,255,255,0.7);
    }
    .info .new dt {
        width:90px;
        float: left;
        min-height:12px;
        height:auto!important;
        padding: 5px 10px;
    }
    .info .new dd {
        padding: 5px 5px 0px 7em;
        margin: 0 0 5px 0;
    }
    
    .place_content {
        margin: 20px 0 10px 0 !important;
    }

    .chairperson_content {
        margin: 260px 0 10px 0 !important;
    }
}

/* 表示領域が991.98px以下の場合に適用するスタイル */
@media print, screen and (max-width: 991.98px) {
    .right-contents {
        margin: 10px 15px;
    }
    .main_in {
        padding:  0 15px 9%;
        margin: 0 auto;
    }
    .theme {
        padding-top: 5%;
        width: 100%;
    }
    .main {
        margin: 0;
        grid-template-columns: 85px 1fr; 
        column-gap: 3%;
        row-gap: 2%;
    }
    .main_title {
        padding: 10%;
        max-width: 500px;
        margin: auto;
    }
    .main_content_title {
        margin: 0; 
        padding: 5px 2px; 
        font-size: clamp(10px, 2.5vw, 14px);
    }
    .main_contents {
        margin: auto 0;
    }
    .main_content {
        margin: auto 0;
        font-size: medium;
        flex-direction: column;
        align-items: start;
    }
    .main_content_sub {
        font-size: x-small;
    }
    .info {
        margin: 20px 0 10px;
        padding: 0;
        background: #FFF;
        border: 1px solid #3AA8E8;
        line-height: 1.7em;
    }
    .info .new dt {
        padding:0 5px;
    }
    .info .new dd {
        padding: 0 5px;
    }
    .bn_area {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        padding: 5px 0;
        gap: 15px;
    }

    .banner_layout a img {
        padding: 10px;
        width: 100% !important;
    }

    .header-inner::before {
        display: none;
    }
    
    .logo img {
        max-width: 100%;
        height: auto;
        vertical-align: bottom;
    }
}

/* 表示領域が570px以下の場合に適用するスタイル */
@media print, screen and (max-width: 570px) {
    .main_in {
        gap: 4px;
    }
    .main_content img {
        max-height: 12px;
    }
    .main_content_sub img {
        max-height: 8px;
    }
    .main_content {
        font-size: small;
    }
    .main_content_sub {
        font-size: 7px;
    }
    .font_big {
        font-size: medium;
    }
    .font_medium {
        padding-bottom: 1px;
    }
}

.youtube-container {
    aspect-ratio: 16 / 9;
    width: 100%;
    margin: 0 auto 10px auto;
}
  
.youtube-container iframe {
    width: 100%;
    height: 100%;
}