.bg-video {
            position: fixed;    /* 画面に張り付ける */
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;  /* 画面いっぱいに切り抜き */
            z-index: -2;        /* 後ろに回す */
}

header {
    position:fixed;
    top: 0;
    left: 0;
    width:100vw;
    height:6vh;
    background:linear-gradient(to right,#930311,#d3626e);
    z-index: 100;
}
.header-title-logo img {
    width:6vh;
    top: 0;
    left:0vw;    
}
    header nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        text-decoration: none;
        font-size: 1.5vw;
        z-index: 100;
     }
    .navList {
        list-style: none;
        padding: 10px 20px;
        margin: 0;
        margin-right:3vw;
        width: 100%;
        display: flex;
        justify-content: flex-end;
        color: rgb(248, 246, 246);
        text-decoration: none;
    }
    .navList li {
        margin: 0 15px;
    }
    .navList li a {
        color: #0c0c0c;
        text-shadow: 0 4px 8px rgb(255, 74, 3);
        text-decoration: none;
        font-weight: bold;
    } 
    .navList li a:hover {
        color: rgb(0, 0, 0);
        text-shadow: 0 2px 6px rgb(255, 255, 255);
        transition: text-shadow 0.2s ease-in-out;
    }
    .navList li button {
        color: #0c0c0c;
        text-shadow: 0 4px 8px rgb(255, 74, 3);
        text-decoration: none;
        font-weight: bold;
        font-size: 1vw;
        background-color: rgb(255, 255, 255);
        border-radius: 10px 10px 10px 10px;
    } 
    .navList li button:hover {
        color: rgb(0, 0, 0);
        text-shadow: 0 2px 6px rgb(255, 255, 255);
        transition: text-shadow 0.2s ease-in-out;
    }
    .navWrap {
        display: flex;
        position: relative;
    }

         .hamburger {
        flex-direction: column;
        justify-content: space-between;
        width: 40px;
        height: 5vh;
        cursor: pointer;
        position: absolute;  /* 親（navWrap）に対して絶対配置 */
        top: 10px;           /* 上から15px */
        right: 20px;         /* 右から20px */
        z-index: 200;        /* メニューより前面に出す */
        }
        .hamburger span {
        display: block;
        height: 3px;
        background: #333;
        border-radius: 2px;
        transition: 0.3s ease;
        margin-bottom:1vh;
        }       
           .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0; /* 真ん中の線を消す */
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -5px);
            }

    .main-wrapper {
        margin: 10vh 10vw 0 10vw;
        width: 38vw;
    }
    .weeklyNotice {
        height:40vh;
        width: 38vw;
        position:fixed;
        right:10vw;
        box-shadow:0 8px 16px gray;
        border-radius: 25px 25px 25px 25px;
        background:rgba(131, 0, 7, 0.247);
        backdrop-filter: blur(10px);          /* 背景をぼかす */
        -webkit-backdrop-filter: blur(10px);  /* Safari用 */
        transition: transform 0.3s ease, box-shadow 0.3s ease; /* ← 普通時にもtransition */
    }
    .weeklyNotice:hover {
        box-shadow: 0 12px 24px black;
        transform: scale(1.02); /* ← ほんの少し拡大 */
    }
    .weeklyNotice iframe {
        width:100%;
        height:100%;
        border-radius: 25px 25px 25px 25px;
    }
    
    .event-calender {
        position:relative;
        box-shadow:0 8px 16px gray;
        border-radius: 25px 25px 25px 25px;
        height:85vh;
        background:rgba(131, 0, 7, 0.247);
        backdrop-filter: blur(10px);          /* 背景をぼかす */
        -webkit-backdrop-filter: blur(10px);  /* Safari用 */
        transition: transform 0.3s ease, box-shadow 0.3s ease; /* ← 普通時にもtransition */
        }

.event-calender:hover {
  box-shadow: 0 12px 24px black;
  transform: scale(1.02); /* ← ほんの少し拡大 */
}
    .event-calender iframe {
        border-radius: 25px 25px 25px 25px;      
    }
    .event-calender h1 {
        color:white;
        text-align: center;
        font-size:2vw;
        padding-top:1vh;
        font-family: sans-serif;
    }

    footer {
        display: none;
    }

@media screen and (max-width: 800px) and (orientation: portrait){
    .navList {
        display:none;
    }
    .main-wrapper {
        margin: 10vh 10vw 10vh 10vw;
        width:80vw;
    }
    .weeklyNotice {
        position: relative;
        margin-left:10vw;
        width: 80vw;
        margin-bottom:10vh;
    }
    .event-calender h1 {
        font-size:5vw;
    }
    footer {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 2.5vw;
        width: 95vw;
        height: 9vh;
        z-index: 100;
        background: #ffffffa1;
        border-radius: 4.5vh;
        backdrop-filter: blur(5px);
        /* backdrop-filter: grayscale(0); */
        border: white 1px solid;
    }
    footer img {
        position:relative;
        top:0.5vh;
        width:16vw;
        height:7vh;
        margin-left:2vw;
        margin-right:2vw;
    }
}