@charset "UTF-8";
.top{
    position: relative;
    width: 100%;
    height: calc(100vh - 103px);
    background-color: #28a9ec;
    overflow: hidden;
}
@media screen and (max-width: 960px){
    .top{
        height: calc(100vh - 73px);
    }
}
@media screen and (max-width: 871px){
    .top{
        height: 100vw;
    }
}

#random-image{
    image-rendering: pixelated;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.yukkuri{
    display: block;
    position: absolute;
    width: auto;
    height: auto;
    bottom: 8px;
    right: 8px;
}

.yukkuri img{
    display: block;
    width: 156px;
}
@media screen and (max-width: 960px){
    .yukkuri img{
        width: 104px;
    }
}








.youtube-thumbnail {
    width: 80%;
    max-width: 960px; /* サムネイルの幅（お好みで変更） */
    margin: 24px auto 54px auto;
    cursor: pointer;
    border-radius: 8px;
    overflow: hidden;
    border: solid 2px #000;
    transition: transform 0.2s;
}

.youtube-thumbnail:hover {
    opacity: .6; /* ホバーで少し拡大 */
}
.youtube-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.overlay {
    display: none; /* 初期状態は非表示 */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85); /* 半透明の黒背景 */
    z-index: 1000;
    align-items: center;
    justify-content: center;
}
.overlay-content {
    position: relative;
    width: 90%;
    max-width: 800px; /* 動画の最大幅 */
}
/* 16:9のアスペクト比を維持するコンテナ */
#video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9の比率 */
    height: 0;
    overflow: hidden;
    background-color: #000;
    border-radius: 8px;
}
#video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
/* 閉じるボタン */
.close-btn {
    position: absolute;
    top: -35px;
    right: 0;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    font-weight: bold;
}










#news{
    background-color: #28a9ec;
    padding: 36px;
}
@media screen and (max-width: 960px){
    #news{
        padding: 24px;
    }
}

#news h3{
    color: #ffffff;
    width: 80%;
    max-width: 840px;
    margin: auto auto 16px auto;
}
@media screen and (max-width: 960px){
    #news h3{
        width: 90%;
        font-size: 36px;
    }
}

.news-menu{
    width: 80%;
    max-width: 840px;
    margin: auto;
    padding: 36px 48px;
    background-color: #ffffff;
    border-radius: 16px;
}
@media screen and (max-width: 960px){
    .news-menu{
        width: 90%;
        padding: 16px 24px;
    }
}

.news-menu ul li{
    display: flex;
    border-bottom: 1px #000 dashed;
    padding-bottom: 12px;
    margin-bottom: 12px;
}
@media screen and (max-width: 960px){
    .news-menu ul li{
        display: block;
    }
}

.date{
    display: block;
    color: #ffffff;
    background-color: #000000;
    width: 100px;
    height: 26px;
    padding: 5px;
    text-align: center;
    margin-right: 16px;
}
@media screen and (max-width: 960px){
    .date{
        margin-bottom: 8px;
    }
}

.news-menu ul li a{
    font-size: 20px;
    margin-top: 3px;
}
@media screen and (max-width: 960px){
    .news-menu ul li a{
        font-size: 16px;
    }
}

.view-all a{
    display: block;
    color: #ffffff;
    background-color: #28a9ec;
    width: 100px;
    padding: 5px;
    text-align: center;
    margin: auto;
}