.text-center {text-align:center}
        /* 模拟PPT的过渡质感 */
        .ppt-card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .ppt-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.2);
        }
        /* 自定义滚动条 */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1; 
        }
        ::-webkit-scrollbar-thumb {
            background: #cbd5e1; 
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #94a3b8; 
        }
        /* 参数表格样式 */
        .param-table tr:nth-child(even) {
            background-color: #f8fafc;
        }
        /* 产品图片放大效果 */
        .product-img-container {
            overflow: hidden;
            border-radius: 8px;
        }
        .product-img {
            transition: transform 0.5s ease;
        }
        .product-img:hover {
            transform: scale(1.05);
        }
        /* 标签页样式 */
        .tab-button {
            transition: all 0.3s ease;
        }
        .tab-button.active {
            background-color: #0ea5e9;
            color: white;
            border-color: #0ea5e9;
        }
        .tab-content {
            display: none;
        }
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        /* 性能曲线图表样式 */
        .chart-container {
            position: relative;
            height: 400px;
            width: 100%;
        }
        /* 尺寸图标注样式 */
        .dimension-label {
            position: absolute;
            background: rgba(14, 165, 233, 0.9);
            color: white;
            padding: 4px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: bold;
            z-index: 10;
        }
        .dimension-line {
            position: absolute;
            border: 1px dashed #0ea5e9;
            z-index: 5;
        }

/*分页 begin*/
.pagination li {margin:0 5px;font-size:14px;border:none;border-radius:4px;list-style: none;}
.pagination li a {border-radius:4px;color:#6e6e6e;background:#fff;padding:12px 16px;border:1px solid #DCDCDC;list-style: none;}
/* .pagination li i {font-weight:bold;font-size:18px;padding:0 3px} */
.pagination li.active a,.pagination li a:hover {background:#ff9600;color:#fff;border:1px solid #ff9600;list-style: none;}
/*分页 end*/