* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    font-family: sans-serif;
}

/* 顶部导航：固定顶部 全屏宽度 自适应 */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 120px;
    background: #222;
    color: #fff;
    text-align: center;
    /*line-height: 60px;*/
    font-size: 18px;
    z-index: 999;
}



#logo {
    width: 100%;
    display: flex;
    justify-content: center; /* 水平居中 */
    align-items: center; /* 垂直居中 */
}

    #logo table {
        width: auto !important; /* 取消你写的100vh，避免变形 */
        margin: 0 auto !important; /* 表格自动居中 */
        border-collapse: collapse;
    }

    #logo img {
        display: block;
    }

    #logo a {
        text-decoration: none;
        color: #fff;
        display: block;
        text-align: center;
        padding: 0 10px;
    }

    #logo td {
        text-align: center;
        margin: 8px;
        padding-top: 12px;
        float: left;
        width: 200px;
    }

#td2 {
    width: 100px !important;
}

#logoimg {
    padding-top: 3px !important;
}

#logo .t1,
#logo .t2 {
    -webkit-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;
}

#logo .t1 {
    font-size: 30px;
    margin-top: 5px;
    margin-bottom: 3px;
    font-weight: bold;
}

#logo .t2 {
    font-size: 15px;
    font-weight: lighter;
    text-transform: uppercase;
    white-space: nowrap;
}


#logo td:hover .t1,
#logo td:hover .t2 {
    color: #fe2828;
}

#logo td:hover .t2 {
    letter-spacing: 1px;
}


#music {
    position: fixed;
    z-index: 5000;
    top: 70px;
    right: 60px;
    font-size: 22px;
    font-weight: 700;
    background-color: #999;
    cursor: pointer;
    padding: 3px 5px;
    color: #fff;
    font-weight: bold;
    border-radius: 3px;
    padding-bottom: 5px;
    opacity: 0.8;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}







/* 主体外层：占满可视区，留出导航和底部位置 */
.container {
    width: 100vw;
    height: 100vh;
    padding-top: 60px; /* 避开顶部导航 */
    padding-bottom: 40px; /* 避开底部备案 */
}

/* 轮播容器：高度自适应剩余区域 */
.slide-wrap {
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
}

/* 每个内容区块：自适应填满剩余高度宽度 */
.section {
    width: 100vw;
    height: calc(100vh - 90px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    text-align: center;
}

.section-title img {
    height: 90px;
}

.s1 {
    background-color: black;
}

.s2 {
    background-color: black;
}

.s3 {
    background-color: black;
}

.s4 {
    background-color: black;
}

dl {
}

#youxi-box {
    width: 65vw;
}

    #youxi-box div {
        text-align: left;
        color: red;
        font-size: 17px;
    }

    #youxi-box p {
        text-indent: 2em;
        text-align: left;
        color: silver;
        font-size: 14px;
        margin-bottom: 8px;
    }

#liupai-box {
    width: 70vw;
}



/* 底部ICP 固定全屏宽 */
.footer-icp {
    background-image: -webkit-linear-gradient(90deg, #010101 0%, #010101 50%, #0f0f0f 97%, #191919 98%, #161616 99%, #161616 100%);
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 90px;
    color: #666;
    text-align: center;
    /*line-height: 40px;*/
    font-size: 14px;
    z-index: 999;
    padding-top: 20px;
}

    .footer-icp div {
        height: 22px;
        line-height: 22px;
    }

/* 左侧固定导航 */
.left-nav {
    position: fixed;
    top: 50%;
    left: 40px;
    transform: translateY(-50%);
    z-index: 998;
    background: rgba(0,0,0,0.7);
    padding: 25px 20px;
    border-radius: 12px;
}

    .left-nav button {
        display: block;
        width: 130px;
        height: 45px;
        margin: 15px 0;
        background: #1677ff;
        color: white;
        border: none;
        border-radius: 6px;
        font-size: 16px;
        cursor: pointer;
    }

        .left-nav button:hover {
            background: #0d5cbd;
        }

/* 右侧固定二维码 */
.right-qrcode {
    position: fixed;
    top: 50%;
    right: 40px;
    transform: translateY(-50%);
    z-index: 998;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
}

.qrcode {
    text-align: center;
    margin-bottom: 15px;
}

    .qrcode:last-child {
        margin-bottom: 0;
    }

    .qrcode img {
        width: 80px;
        height: 80px;
        border: 1px solid #eee;
    }

    .qrcode p {
        font-size: 14px;
        margin-top: 5px;
    }