/* learning-center 页面样式 */

/* ======== 从 learning-center.html 抽取的内联样式（2026-07-18） ======== */
/* 原 <style> 块 1 */
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
            background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
            min-height: 100vh;
            color: #333;
            margin-top: 80px;
        }
        
        .learning-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }
        
        .learning-header {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 30px;
            text-align: center;
            backdrop-filter: blur(10px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .learning-title {
            font-size: 42px;
            color: #2c3e50;
            margin-bottom: 15px;
            font-weight: bold;
        }
        
        .learning-subtitle {
            font-size: 18px;
            color: #666;
            margin-bottom: 30px;
        }
        
        .user-progress {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 30px;
        }
        
        .progress-stat {
            text-align: center;
        }
        
        .progress-number {
            font-size: 32px;
            font-weight: bold;
            color: #3498db;
            margin-bottom: 5px;
        }
        
        .progress-label {
            font-size: 14px;
            color: #666;
        }
        
        .learning-dashboard {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        
        .dashboard-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            backdrop-filter: blur(10px);
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        
        .card-title {
            font-size: 20px;
            color: #2c3e50;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .learning-paths {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        
        .path-item {
            background: #f8f9fa;
            border-radius: 10px;
            padding: 20px;
            cursor: pointer;
            transition: all 0.3s;
            border-left: 4px solid #3498db;
        }
        
        .path-item:hover {
            background: #e8f4fd;
            transform: translateX(5px);
        }
        
        .path-item.completed {
            border-left-color: #27ae60;
            background: #e8f8f5;
        }
        
        .path-item.current {
            border-left-color: #f39c12;
            background: #fef9e7;
        }
        
        .path-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }
        
        .path-name {
            font-weight: bold;
            color: #2c3e50;
        }
        
        .path-status {
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: bold;
        }
        
        .status-completed {
            background: #27ae60;
            color: white;
        }
        
        .status-current {
            background: #f39c12;
            color: white;
        }
        
        .status-locked {
            background: #bdc3c7;
            color: white;
        }
        
        .path-progress {
            background: rgba(139,69,19,0.1);
            height: 12px;
            border-radius: 6px;
            overflow: hidden;
            margin-bottom: 10px;
            border: 1px solid rgba(139,69,19,0.2);
        }
        
        .path-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, #8B4513 0%, #DAA520 50%, #8B4513 100%);
            background-size: 200% 100%;
            transition: width 0.6s ease-out;
            position: relative;
            overflow: hidden;
            animation: progressFlow 2s linear infinite;
        }
        
        .path-progress-fill::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            animation: progressShine 2s ease-in-out infinite;
        }
        
        @keyframes progressFlow {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }
        
        @keyframes progressShine {
            0% { left: -100%; }
            50%, 100% { left: 200%; }
        }
        
        .path-description {
            font-size: 14px;
            color: #666;
        }
        
        .daily-challenge {
            text-align: center;
        }
        
        .challenge-card {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border-radius: 15px;
            padding: 30px;
            margin-bottom: 20px;
        }
        
        .challenge-title {
            font-size: 24px;
            margin-bottom: 15px;
        }
        
        .challenge-content {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            padding: 20px;
            margin-bottom: 20px;
        }
        
        .challenge-action {
            background: rgba(255, 255, 255, 0.2);
            border: 2px solid white;
            color: white;
            padding: 12px 30px;
            border-radius: 25px;
            cursor: pointer;
            font-size: 16px;
            transition: all 0.3s;
        }
        
        .challenge-action:hover {
            background: white;
            color: #667eea;
        }
        
        .practice-modules {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
        }
        
        .modules-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        
        .module-card {
            background: white;
            border-radius: 12px;
            padding: 25px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }
        
        .module-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #3498db, #9b59b6, #e74c3c);
        }
        
        .module-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
            border-color: #3498db;
        }
        
        .module-icon {
            font-size: 48px;
            margin-bottom: 15px;
        }
        
        .module-name {
            font-size: 18px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 10px;
        }
        
        .module-description {
            font-size: 14px;
            color: #666;
            margin-bottom: 15px;
        }
        
        .module-stats {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: #999;
        }
        
        .achievements-section {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
        }
        
        .achievements-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 15px;
            margin-top: 20px;
        }
        
        .achievement-badge {
            text-align: center;
            padding: 20px;
            background: rgba(139,69,19,0.05);
            border-radius: 12px;
            position: relative;
            transition: all 0.3s;
            border: 2px solid rgba(139,69,19,0.1);
            opacity: 0.6;
            filter: grayscale(100%);
        }
        
        .achievement-badge:hover {
            transform: scale(1.05);
            border-color: rgba(139,69,19,0.3);
        }
        
        .achievement-badge.unlocked {
            background: linear-gradient(135deg, rgba(139,69,19,0.1) 0%, rgba(218,165,32,0.15) 100%);
            color: #8B4513;
            border: 2px solid #DAA520;
            opacity: 1;
            filter: grayscale(0%);
            animation: achievementUnlock 0.6s ease-out;
            box-shadow: 0 4px 20px rgba(218,165,32,0.2);
        }
        
        .achievement-badge.unlocked:hover {
            background: linear-gradient(135deg, rgba(139,69,19,0.15) 0%, rgba(218,165,32,0.25) 100%);
            box-shadow: 0 8px 30px rgba(218,165,32,0.3);
            transform: scale(1.1);
        }
        
        @keyframes achievementUnlock {
            0% {
                transform: scale(0) rotate(-180deg);
                opacity: 0;
            }
            50% {
                transform: scale(1.2) rotate(10deg);
            }
            70% {
                transform: scale(0.9) rotate(-5deg);
            }
            100% {
                transform: scale(1) rotate(0);
                opacity: 1;
            }
        }
        
        .achievement-badge.unlocked .badge-icon {
            animation: badgeIconBounce 0.8s ease-out;
        }
        
        @keyframes badgeIconBounce {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.3); }
        }
        
        .badge-icon {
            font-size: 32px;
            margin-bottom: 10px;
        }
        
        .badge-name {
            font-size: 12px;
            font-weight: bold;
        }
        
        .study-timeline {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
        }
        
        .timeline-container {
            position: relative;
            padding-left: 30px;
        }
        
        .timeline-container::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: #3498db;
        }
        
        .timeline-item {
            position: relative;
            margin-bottom: 30px;
            background: white;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -23px;
            top: 20px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #3498db;
            border: 3px solid white;
            box-shadow: 0 0 0 2px #3498db;
        }
        
        .timeline-date {
            font-size: 12px;
            color: #999;
            margin-bottom: 5px;
        }
        
        .timeline-content {
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 5px;
        }
        
        .timeline-description {
            font-size: 14px;
            color: #666;
        }
        
        .quick-quiz {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
            text-align: center;
        }
        
        .quiz-container {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 30px;
            margin-top: 20px;
        }
        
        .quiz-question {
            font-size: 18px;
            color: #2c3e50;
            margin-bottom: 20px;
            font-weight: bold;
        }
        
        .quiz-options {
            display: grid;
            gap: 10px;
            margin-bottom: 20px;
        }
        
        .quiz-option {
            padding: 15px;
            background: white;
            border: 2px solid #ddd;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            text-align: left;
        }
        
        .quiz-option:hover {
            border-color: #3498db;
            background: #e8f4fd;
        }
        
        .quiz-option.correct {
            border-color: #27ae60;
            background: #e8f8f5;
        }
        
        .quiz-option.incorrect {
            border-color: #e74c3c;
            background: #fdedec;
        }
        
        .quiz-feedback {
            margin-top: 15px;
            padding: 15px;
            border-radius: 8px;
            display: none;
        }
        
        .quiz-feedback.correct {
            background: #e8f8f5;
            color: #27ae60;
        }
        
        .quiz-feedback.incorrect {
            background: #fdedec;
            color: #e74c3c;
        }
        
        .quiz-score {
            font-size: 24px;
            font-weight: bold;
            color: #3498db;
            margin-top: 20px;
        }
        
        .learning-stats {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        
        .stat-card {
            background: white;
            border-radius: 10px;
            padding: 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #3498db, #9b59b6);
        }
        
        .stat-icon {
            font-size: 32px;
            margin-bottom: 10px;
        }
        
        .stat-number {
            font-size: 28px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 5px;
        }
        
        .stat-label {
            font-size: 14px;
            color: #666;
        }
        
        .streak-counter {
            position: absolute;
            top: 10px;
            right: 10px;
            background: #f39c12;
            color: white;
            padding: 5px 10px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: bold;
        }
        
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 10000;
            justify-content: center;
            align-items: center;
        }
        
        .modal-content {
            background: white;
            border-radius: 15px;
            padding: 30px;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
            position: relative;
        }
        
        .modal-close {
            position: absolute;
            top: 15px;
            right: 20px;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: #999;
        }
        
        .modal-close:hover {
            color: #333;
        }
        
        .practice-exercise {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 20px;
        }
        
        .exercise-title {
            font-size: 18px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        .exercise-content {
            background: white;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 15px;
            font-family: 'SimSun', serif;
            font-size: 16px;
            line-height: 2;
        }
        
        .input-group {
            margin-bottom: 15px;
        }
        
        .input-label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
            color: #2c3e50;
        }
        
        .text-input {
            width: 100%;
            padding: 10px;
            border: 2px solid #ddd;
            border-radius: 6px;
            font-size: 16px;
            transition: border-color 0.3s;
        }
        
        .text-input:focus {
            outline: none;
            border-color: #3498db;
        }
        
        .submit-btn {
            background: #3498db;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 16px;
            transition: all 0.3s;
        }
        
        .submit-btn:hover {
            background: #2980b9;
        }
        
        .result-message {
            padding: 15px;
            border-radius: 8px;
            margin-top: 15px;
            display: none;
        }
        
        .result-success {
            background: #e8f8f5;
            color: #27ae60;
            border: 1px solid #27ae60;
        }
        
        .result-error {
            background: #fdedec;
            color: #e74c3c;
            border: 1px solid #e74c3c;
        }
        
        @media (max-width: 768px) {
            .learning-dashboard {
                grid-template-columns: 1fr;
            }
            
            .user-progress {
                flex-direction: column;
                gap: 20px;
            }
            
            .modules-grid {
                grid-template-columns: 1fr;
            }
            
            .achievements-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        /* ====== 增强交互效果 ====== */
        
        /* 学习卡片入场动画 */
        .learning-module {
            animation: moduleSlideIn 0.5s ease-out backwards;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .learning-module:nth-child(1) { animation-delay: 0.1s; }
        .learning-module:nth-child(2) { animation-delay: 0.2s; }
        .learning-module:nth-child(3) { animation-delay: 0.3s; }
        .learning-module:nth-child(4) { animation-delay: 0.4s; }
        .learning-module:nth-child(5) { animation-delay: 0.5s; }
        .learning-module:nth-child(6) { animation-delay: 0.6s; }
        
        @keyframes moduleSlideIn {
            0% { opacity: 0; transform: translateY(30px) scale(0.95); }
            100% { opacity: 1; transform: translateY(0) scale(1); }
        }
        
        .learning-module:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(139, 69, 19, 0.18);
        }
        
        /* 进度条流光效果 */
        .progress-bar-fill {
            background: linear-gradient(90deg, #DAA520, #FFD700, #DAA520, #FFD700, #DAA520);
            background-size: 200% 100%;
            animation: progressFlow 2s linear infinite;
        }
        
        @keyframes progressFlow {
            0% { background-position: 0% 50%; }
            100% { background-position: 200% 50%; }
        }
        
        /* 开始学习按钮波纹 */
        .start-learning-btn {
            position: relative;
            overflow: hidden;
        }
        
        .start-learning-btn::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: width 0.5s ease-out, height 0.5s ease-out;
        }
        
        .start-learning-btn:active::after {
            width: 200%;
            height: 200%;
        }
        
        /* 统计卡片悬浮 */
        .stat-card {
            transition: all 0.3s ease;
        }
        
        .stat-card:hover {
            transform: translateY(-5px) scale(1.02);
            box-shadow: 0 10px 25px rgba(139, 69, 19, 0.15);
        }
        
        .stat-value {
            background: linear-gradient(135deg, #8B4513, #DAA520);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        /* 成就卡片动画 */
        .achievement-item {
            transition: all 0.3s ease;
        }
        
        .achievement-item.unlocked {
            animation: achievementUnlock 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }
        
        @keyframes achievementUnlock {
            0% { transform: scale(0) rotate(-180deg); opacity: 0; }
            50% { transform: scale(1.2) rotate(90deg); opacity: 1; }
            100% { transform: scale(1) rotate(0deg); opacity: 1; }
        }
        
        .achievement-item:hover {
            transform: scale(1.1);
        }
        
        /* 导航标签切换 */
        .nav-tab {
            position: relative;
            overflow: hidden;
        }
        
        .nav-tab::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: #DAA520;
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }
        
        .nav-tab:hover::after,
        .nav-tab.active::after {
            transform: scaleX(1);
        }
        
        /* 学习步骤动画 */
        .step-item {
            transition: all 0.3s ease;
        }
        
        .step-item:hover {
            transform: translateX(10px);
        }
        
        .step-item.active {
            animation: stepActive 0.5s ease-out;
        }
        
        @keyframes stepActive {
            0% { transform: scale(0.9); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        
        /* 收藏按钮心跳 */
        .favorite-btn {
            transition: all 0.3s ease;
        }
        
        .favorite-btn.favorited {
            animation: heartBeat 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }
        
        @keyframes heartBeat {
            0% { transform: scale(1); }
            25% { transform: scale(1.3); }
            50% { transform: scale(1); }
            75% { transform: scale(1.15); }
            100% { transform: scale(1); }
        }
        
        /* 完成徽章脉冲 */
        .completion-badge {
            animation: badgePulse 2s ease-in-out infinite;
        }
        
        @keyframes badgePulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(26, 188, 156, 0.4); }
            50% { box-shadow: 0 0 0 10px rgba(26, 188, 156, 0); }
        }
        
        /* 时间轴动画 */
        .timeline-item {
            animation: timelineSlideIn 0.4s ease-out backwards;
        }
        
        @keyframes timelineSlideIn {
            0% { opacity: 0; transform: translateX(-20px); }
            100% { opacity: 1; transform: translateX(0); }
        }
        
        /* 模态框动画 */
        .modal-overlay {
            animation: overlayFadeIn 0.3s ease-out;
        }
        
        .modal-content {
            animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        @keyframes overlayFadeIn {
            0% { opacity: 0; }
            100% { opacity: 1; }
        }
        
        @keyframes modalSlideIn {
            0% { opacity: 0; transform: scale(0.9) translateY(20px); }
            100% { opacity: 1; transform: scale(1) translateY(0); }
        }

/* 原 <style> 块 2 */
.tang-bottom-nav {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: linear-gradient(135deg, #8B4513 0%, #A0522D 50%, #8B4513 100%);
      border-top: 4px solid #FFD700;
      box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
      padding: 8px 0;
    }

    .bottom-nav-container {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 6px;
      max-width: 1400px;
      margin: 0 auto;
      padding: 0 10px;
    }

    .nav-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 8px 10px;
      color: #FFD700;
      text-decoration: none;
      border-radius: 8px;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 215, 0, 0.3);
      position: relative;
      overflow: hidden;
      font-family: "SimSun", "STSong", serif;
    }

    .nav-item::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
      transition: left 0.5s;
    }

    .nav-item:hover::before {
      left: 100%;
    }

    .nav-item:hover {
      background: linear-gradient(135deg, #DAA520, #FFD700);
      color: #5D4037;
      border-color: #FFD700;
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    }

    .nav-item.special-link {
      background: linear-gradient(135deg, rgba(255, 215, 0, 0.3), rgba(255, 165, 0, 0.3));
      border-color: #FFD700;
      animation: glow 2s infinite;
    }

    .nav-item.special-link:hover {
      background: linear-gradient(135deg, #FFD700, #FFA500);
      animation: none;
    }

    @keyframes glow {
      0%, 100% { box-shadow: 0 0 5px #FFD700; }
      50% { box-shadow: 0 0 20px #FFD700, 0 0 30px #FFA500; }
    }

    .nav-icon {
      font-size: 18px;
      margin-bottom: 2px;
    }

    .nav-text {
      font-size: 11px;
      font-weight: 500;
      white-space: nowrap;
    }

    body {
      padding-bottom: 90px;
    }

/* 原内联 style 属性（已转为 class） */
.ih-pdbjr4 {
    display: none;
}

.ih-pfos58 {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    margin: 30px auto 20px;
    max-width: 1200px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.ih-12v3j0n {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.ih-i5x61r {
    color: #3498db;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.ih-1o5x5ji {
    color: #666;
    font-size: 14px;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.ih-15de4kg {
    margin-top: 10px;
    font-size: 12px;
}

.ih-1y9716f {
    text-align: center;
    padding: 10px 0;
    font-size: 14px;
    color: #666;
}

.ih-cttmqt {
    margin: 5px 0;
}

.ih-1swgkdw {
    color: #1a73e8;
    text-decoration: none;
}