.container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        header1 {
            text-align: center;
            margin-bottom: 40px;
        }
        
        header1 h1 {
            font-size: 32px;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 15px;
            letter-spacing: 1px;
                margin-top: 20px;
        }
        
   
        
        .news-container {
            background: white;
            border-radius: 16px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
            overflow: hidden;
            margin-bottom: 40px;
        }
        
        .news-tabs {
            display: flex;
            background: #f8f9fa;
            padding: 0 30px;
            border-bottom: 1px solid #eaecef;
        }
        
        .news-tab {
            padding: 15px 30px;
            font-size: 16px;
            font-weight: 600;
            color: #7f8c8d;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            outline: none;
        }
        
        .news-tab.active {
            color: #fff;
    background: #2196F3;
    border-radius: 6px 6px 6px 6px;
        }
        
        .news-tab.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: #2980b9;
            border-radius: 4px 4px 0 0;
        }
        
        .news-tab:hover {
            color: #2980b9;
            background: rgba(41, 128, 185, 0.05);
        }
        
        .news-content {
            padding: 40px;
        }
        
        .news-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
            gap: 30px;
        }
        
        .news-item {
            background: #fff;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
                border: 1px solid #ddd;
                    box-shadow: 1px 1px 10px 1px hsl(207deg 74% 87%);
        }
        
        .news-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
        }
        
        .news-title {
            font-size: 16px;
            
            color: #2c3e50;
            margin-bottom: 15px;
            display: block;
            text-decoration: none;
            transition: color 0.2s;
            line-height: 1.4;
                text-align: left;
        }
        
        .news-title:hover {
           
          color: #2980b9;
        }
        
        .news-meta {
            display: flex;
            align-items: center;
            color: #7f8c8d;
            font-size: 0.95rem;
            margin-bottom: 15px;
        }
        
        .news-date {
            display: flex;
            align-items: center;
            margin-right: 20px;
        }
        
        .news-date i {
            margin-right: 6px;
            font-size: 0.9rem;
        }
        
        .news-category {
            display: flex;
            align-items: center;
            color: #2980b9;
            font-weight: 500;
        }
        
        .news-category i {
            margin-right: 6px;
            font-size: 0.9rem;
        }
        
        .news-excerpt {
            color: #5a6c7d;
            line-height: 1.6;
            margin-top: 15px;
            font-size: 1rem;
                text-align: left;
        }
        
        .news-divider {
            height: 1px;
            background: linear-gradient(to right, transparent, #eaecef, transparent);
            margin: 25px 0;
        }
        
        .hidden {
            display: none;
        }
        
   
        
        /* 响应式设计 */
        @media (max-width: 1000px) {
            .news-list {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            header1 h1 {
                font-size: 32px;
            }
            
            .news-tabs {
                padding: 0 15px;
            }
            
            .news-tab {
                padding: 15px 20px;
                font-size: 1rem;
            }
            
            .news-content {
                padding: 25px 20px;
            }
            
            .news-list {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 480px) {
            header1 h1 {
                font-size: 32px;
            }
            
            header1 p {
                font-size: 1rem;
            }
            
            .news-tabs {
                flex-direction: column;
            }
            
            .news-tab {
                width: 100%;
                text-align: center;
                border-bottom: 1px solid #eaecef;
            }
            
            .news-tab.active::after {
                width: 4px;
                height: 100%;
                right: 0;
                left: auto;
                border-radius: 4px 0 0 4px;
            }
        }