body{
            max-width:1024px;
            margin: 0 auto;
        }
        :root {
          --nav-height:75px; /*内容高度减去导航高度*/
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        /* 清除默认样式并统一所有状态 */
        a, a:hover, a:active, a:visited, a:focus {
          text-decoration: none;
          color: inherit;  /* 继承父级颜色 */
          outline: none;   /* 可选 */
        }
        .carousel-container {
            position: relative;
            width: 100%;
            height: calc( 100vh - var(--nav-height));
            overflow: hidden;
        }
        .nav{ 
            display: flex;
            background: #f1f1f1; 
            background: linear-gradient(to top, #fff 60%, #f1f1f1);
            border-top:1px solid  #eee;
            height: var(--nav-height);
            line-height: var(--nav-height);
            
        }

        .nav span {
            flex: 1;                 /* 子元素均分剩余空间 */
            text-align: center;      /* 内容水平居中 */
            line-height: 75px;       /* 垂直居中（与容器高度一致） */
            min-width: 0;            /* 允许内容溢出时缩小（可选） */
            padding: 0 10px;         /* 添加内边距避免内容贴边 */
        }
        .nav span a{
            background: #f1f1f1;
        }
        .carousel-slides {
            display: flex;
            transition: transform 0.5s ease-in-out;
            height: 100%;
            z-index: 10;
        }

        .carousel-slide {
            min-width: 100%;
            height: 100%;
            position: relative;
        }

        .carousel-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .carousel-nav {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 1;
        }
        .jquery-modal.blocker.current{
            z-index: 99999999999999999;
        }

        .nav-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255,255,255,0.5);
            cursor: pointer;
            transition: background 0.3s ease;
            border: 1px solid #F09400;
            
        }

        .nav-dot.active {
            background: #F09400;
            border: 1px solid #fff;
        }

        .carousel-btn {
            position: absolute;
            bottom: 30%;
            transform: translateY(-50%);
            background: rgba(0,0,0,0.3);
            border: none;
            color: white;
            padding: 15px;
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .carousel-btn:hover {
            background: rgba(0,0,0,0.7);
        }

        .btn-prev { left: 20px; }
        .btn-next { right: 20px; }
        .btn-nav { right: 20px; bottom:20px}


        .carousel-slide {
            min-width: 100%;
            height: calc( 100vh - var(--nav-height) );
            position: relative;
            overflow: hidden;
            background: #fff;
        }
        .carousel-image {
            width: auto;
            height: auto;
            max-width: 100%;
            max-height: calc( 100vh - var(--nav-height) );
            object-fit: contain;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }
        

        .modal .nav_b{
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            padding: none !important;
             gap: 15px;
        }
        

        .modal .nav_b a {
          width: calc( 50% - 7.5px );
          display:grid;
          text-align: center;
          font-size: 12px;

        }
        .modal .nav_b a img{
            max-width: 100%;
            border-radius: 10px;
            box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.1);
        }
        
        .modal .nav_b a span{
            margin-top: 5px;
            height: 18px;
            line-height: 18px;
        }
        
        .image-viewer .image-header,.image-footer{
             font-size: 16px !important;
             padding: 15px;
            
        }
        #close{ float:right}
        
        .nav a.button {
        /* 基础样式 */
        display: inline-block;
        padding: 0 20px;
        margin-top:10px;
        line-height: 55px;
        height: 55px;
        border-radius: 30px; /* 超椭圆圆角 */
        text-decoration: none;
        font-family: 'Segoe UI', sans-serif;
        font-weight: 600;
        text-transform: uppercase;
        position: relative;
        overflow: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        
        /* 渐变背景 */
        background: linear-gradient(
            135deg, 
            #4FACFE 0%, 
            #00B4FF 50%, 
            #007BFF 100%
        );
        background-size: 200% 200%;
        color: white;
        
        /* 3D立体效果 */
        box-shadow: 
            0 4px 6px rgba(0, 123, 255, 0.2),
            0 2px 4px rgba(0, 0, 0, 0.06);
        }
    
        /* 悬停动画 */
        .nav a.button:hover {
            background-position: 100% 100%;
            transform: translateY(-2px);
            box-shadow: 
                0 8px 12px rgba(0, 123, 255, 0.3),
                0 4px 8px rgba(0, 0, 0, 0.1);
        }
        
        /* 点击反馈 */
        .nav a.button:active {
            transform: scale(0.98);
            box-shadow: 
                0 2px 3px rgba(0, 123, 255, 0.2),
                inset 0 2px 4px rgba(0, 0, 0, 0.1);
        }
        
        /* 焦点状态 */
        .nav a.button:focus {
            outline: none;
            box-shadow: 
                0 0 0 3px rgba(79, 172, 254, 0.5),
                0 4px 6px rgba(0, 123, 255, 0.2);
        }