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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
        line-height: 1.6;
        color: #333;
        background-color: #fff;
    }

    /* ==================== 导航栏 ==================== */
    .vjh3-navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 70px;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
        z-index: 1000;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 40px;
    }

    .vjh3-navbar-container {
        max-width: 1400px;
        width: 100%;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .vjh3-logo img {
        height: 45px;
        width: auto;
    }

    .vjh3-nav-menu {
        display: flex;
        list-style: none;
        gap: 40px;
        align-items: center;
    }

    .vjh3-nav-menu a {
        text-decoration: none;
        color: #333;
        font-weight: 500;
        font-size: 15px;
        transition: color 0.3s ease;
        position: relative;
    }

    .vjh3-nav-menu a:hover {
        color: #0088cc;
    }

    .vjh3-nav-menu a::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 0;
        height: 2px;
        background: #0088cc;
        transition: width 0.3s ease;
    }

    .vjh3-nav-menu a:hover::after {
        width: 100%;
    }

    .vjh3-download-btn {
        background: linear-gradient(135deg, #0088cc 0%, #0077aa 100%);
        color: white;
        padding: 10px 24px;
        border-radius: 25px;
        text-decoration: none;
        font-weight: 600;
        font-size: 14px;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
    }

    .vjh3-download-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 25px rgba(0, 136, 204, 0.4);
    }

    .vjh3-mobile-toggle {
        display: none;
        flex-direction: column;
        cursor: pointer;
        gap: 5px;
    }

    .vjh3-mobile-toggle span {
        width: 25px;
        height: 3px;
        background: #333;
        border-radius: 2px;
        transition: all 0.3s ease;
    }

    /* ==================== Hero 区域 ==================== */
    .vjh3-hero-wrapper {
        margin-top: 70px;
        background: linear-gradient(135deg, #f5f7fa 0%, #e8f1f8 100%);
        position: relative;
        overflow: hidden;
    }

    .vjh3-hero-wrapper::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(0, 136, 204, 0.1) 0%, transparent 70%);
        border-radius: 50%;
        animation: vjh3-float 6s ease-in-out infinite;
    }

    .vjh3-hero-wrapper::after {
        content: '';
        position: absolute;
        bottom: -30%;
        left: -10%;
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(0, 136, 204, 0.08) 0%, transparent 70%);
        border-radius: 50%;
        animation: vjh3-float 8s ease-in-out infinite reverse;
    }

    @keyframes vjh3-float {
        0%, 100% { transform: translateY(0px); }
        50% { transform: translateY(30px); }
    }

    .vjh3-hero-content {
        max-width: 1400px;
        margin: 0 auto;
        padding: 80px 40px;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
        position: relative;
        z-index: 1;
    }

    .vjh3-hero-text h1 {
        font-size: 48px;
        font-weight: 800;
        line-height: 1.2;
        margin-bottom: 20px;
        background: linear-gradient(135deg, #0088cc 0%, #0055aa 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .vjh3-hero-text p {
        font-size: 18px;
        color: #555;
        line-height: 1.8;
        margin-bottom: 30px;
    }

    .vjh3-hero-buttons {
        display: flex;
        gap: 15px;
        flex-wrap: wrap;
    }

    .vjh3-btn-primary {
        background: linear-gradient(135deg, #0088cc 0%, #0077aa 100%);
        color: white;
        padding: 14px 32px;
        border-radius: 30px;
        text-decoration: none;
        font-weight: 600;
        font-size: 16px;
        border: none;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 6px 20px rgba(0, 136, 204, 0.35);
    }

    .vjh3-btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 30px rgba(0, 136, 204, 0.45);
    }

    .vjh3-btn-secondary {
        background: white;
        color: #0088cc;
        padding: 14px 32px;
        border-radius: 30px;
        text-decoration: none;
        font-weight: 600;
        font-size: 16px;
        border: 2px solid #0088cc;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .vjh3-btn-secondary:hover {
        background: #0088cc;
        color: white;
        transform: translateY(-3px);
    }

    .vjh3-hero-image {
        position: relative;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .vjh3-hero-image img {
        width: 100%;
        height: auto;
        border-radius: 20px;
        box-shadow: 0 20px 60px rgba(0, 136, 204, 0.2);
        animation: vjh3-slide-up 0.8s ease-out;
    }

    @keyframes vjh3-slide-up {
        from {
            opacity: 0;
            transform: translateY(40px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* ==================== 功能特点 ==================== */
    .vjh3-features-section {
        padding: 100px 40px;
        background: #fff;
    }

    .vjh3-features-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-section-title {
        text-align: center;
        font-size: 42px;
        font-weight: 800;
        margin-bottom: 20px;
        color: #1a1a1a;
    }

    .vjh3-section-subtitle {
        text-align: center;
        font-size: 18px;
        color: #666;
        margin-bottom: 60px;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .vjh3-features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-bottom: 60px;
    }

    .vjh3-feature-card {
        background: #f8fafb;
        padding: 35px;
        border-radius: 15px;
        transition: all 0.3s ease;
        border: 2px solid transparent;
    }

    .vjh3-feature-card:hover {
        transform: translateY(-8px);
        border-color: #0088cc;
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-feature-icon {
        font-size: 40px;
        margin-bottom: 15px;
        display: block;
    }

    .vjh3-feature-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 12px;
        color: #1a1a1a;
    }

    .vjh3-feature-card p {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
    }

    .vjh3-features-showcase {
        border-radius: 20px;
        overflow: hidden;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
        animation: vjh3-fade-in 0.8s ease-out;
    }

    .vjh3-features-showcase img {
        width: 100%;
        height: auto;
        display: block;
    }

    @keyframes vjh3-fade-in {
        from {
            opacity: 0;
        }
        to {
            opacity: 1;
        }
    }

    /* ==================== 统计数据 ==================== */
    .vjh3-stats-section {
        background: linear-gradient(135deg, #0088cc 0%, #0055aa 100%);
        color: white;
        padding: 80px 40px;
        margin: 60px 0;
    }

    .vjh3-stats-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-stats-title {
        text-align: center;
        font-size: 38px;
        font-weight: 800;
        margin-bottom: 60px;
    }

    .vjh3-stats-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
    }

    .vjh3-stat-item {
        text-align: center;
        padding: 30px;
        border-radius: 15px;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s ease;
    }

    .vjh3-stat-item:hover {
        background: rgba(255, 255, 255, 0.15);
        transform: translateY(-5px);
    }

    .vjh3-stat-number {
        font-size: 48px;
        font-weight: 800;
        margin-bottom: 10px;
    }

    .vjh3-stat-unit {
        font-size: 16px;
        opacity: 0.9;
        margin-bottom: 8px;
    }

    .vjh3-stat-label {
        font-size: 14px;
        opacity: 0.8;
        line-height: 1.6;
    }

    /* ==================== 产品展示 ==================== */
    .vjh3-products-section {
        padding: 100px 40px;
        background: #f8fafb;
    }

    .vjh3-products-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-products-grid {
        display: grid;
        gap: 40px;
        margin-top: 60px;
    }

    .vjh3-product-item {
        background: white;
        padding: 40px;
        border-radius: 15px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        transition: all 0.3s ease;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: center;
    }

    .vjh3-product-item:nth-child(even) {
        direction: rtl;
    }

    .vjh3-product-item:nth-child(even) > * {
        direction: ltr;
    }

    .vjh3-product-item:hover {
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
        transform: translateY(-5px);
    }

    .vjh3-product-image {
        border-radius: 15px;
        overflow: hidden;
    }

    .vjh3-product-image img {
        width: 100%;
        height: auto;
        display: block;
    }

    .vjh3-product-content h3 {
        font-size: 28px;
        font-weight: 800;
        margin-bottom: 15px;
        color: #1a1a1a;
    }

    .vjh3-product-content p {
        font-size: 16px;
        color: #666;
        line-height: 1.8;
        margin-bottom: 20px;
    }

    .vjh3-product-highlight {
        background: #e8f1f8;
        padding: 15px 20px;
        border-left: 4px solid #0088cc;
        border-radius: 5px;
        color: #0088cc;
        font-weight: 600;
        font-size: 15px;
    }

    /* ==================== 应用场景 ==================== */
    .vjh3-scenarios-section {
        padding: 100px 40px;
        background: #fff;
    }

    .vjh3-scenarios-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-scenarios-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 60px;
    }

    .vjh3-scenario-card {
        background: linear-gradient(135deg, #f5f7fa 0%, #e8f1f8 100%);
        padding: 40px;
        border-radius: 15px;
        transition: all 0.3s ease;
        border-left: 4px solid transparent;
    }

    .vjh3-scenario-card:hover {
        transform: translateY(-8px);
        border-left-color: #0088cc;
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-scenario-icon {
        font-size: 50px;
        margin-bottom: 20px;
        display: block;
    }

    .vjh3-scenario-card h3 {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 15px;
        color: #1a1a1a;
    }

    .vjh3-scenario-card p {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
    }

    /* ==================== 用户评价 ==================== */
    .vjh3-testimonials-section {
        padding: 100px 40px;
        background: linear-gradient(135deg, #f0f4f8 0%, #e8f1f8 100%);
    }

    .vjh3-testimonials-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-testimonials-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 30px;
        margin-top: 60px;
    }

    .vjh3-testimonial-card {
        background: white;
        padding: 35px;
        border-radius: 15px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        transition: all 0.3s ease;
    }

    .vjh3-testimonial-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-stars {
        color: #ffc107;
        font-size: 16px;
        margin-bottom: 15px;
        letter-spacing: 2px;
    }

    .vjh3-testimonial-text {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
        margin-bottom: 20px;
        font-style: italic;
    }

    .vjh3-testimonial-author {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .vjh3-author-avatar {
        font-size: 32px;
        width: 50px;
        height: 50px;
        background: linear-gradient(135deg, #0088cc 0%, #0055aa 100%);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        flex-shrink: 0;
    }

    .vjh3-author-info h4 {
        font-size: 16px;
        font-weight: 700;
        color: #1a1a1a;
        margin-bottom: 3px;
    }

    .vjh3-author-info p {
        font-size: 13px;
        color: #999;
    }

    /* ==================== 新闻资讯 ==================== */
    .vjh3-news-section {
        padding: 100px 40px;
        background: #fff;
    }

    .vjh3-news-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-news-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 30px;
        margin-top: 60px;
    }

    .vjh3-news-card {
        background: #f8fafb;
        padding: 30px;
        border-radius: 15px;
        border-left: 4px solid #0088cc;
        transition: all 0.3s ease;
    }

    .vjh3-news-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-news-date {
        font-size: 13px;
        color: #0088cc;
        font-weight: 600;
        margin-bottom: 10px;
    }

    .vjh3-news-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 12px;
        color: #1a1a1a;
    }

    .vjh3-news-card p {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
    }

    /* ==================== 技术优势 ==================== */
    .vjh3-tech-section {
        padding: 100px 40px;
        background: linear-gradient(135deg, #f5f7fa 0%, #e8f1f8 100%);
    }

    .vjh3-tech-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-tech-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-top: 60px;
    }

    .vjh3-tech-card {
        background: white;
        padding: 35px;
        border-radius: 15px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        transition: all 0.3s ease;
    }

    .vjh3-tech-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-tech-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 15px;
        color: #1a1a1a;
    }

    .vjh3-tech-card p {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
    }

    /* ==================== 核心价值观 ==================== */
    .vjh3-values-section {
        padding: 100px 40px;
        background: white;
    }

    .vjh3-values-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-values-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 60px;
    }

    .vjh3-value-card {
        background: linear-gradient(135deg, #f5f7fa 0%, #e8f1f8 100%);
        padding: 40px;
        border-radius: 15px;
        text-align: center;
        transition: all 0.3s ease;
    }

    .vjh3-value-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(0, 136, 204, 0.15);
    }

    .vjh3-value-icon {
        font-size: 48px;
        margin-bottom: 20px;
        display: block;
    }

    .vjh3-value-card h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 15px;
        color: #1a1a1a;
    }

    .vjh3-value-card p {
        font-size: 15px;
        color: #666;
        line-height: 1.7;
    }

    /* ==================== 页脚 ==================== */
    .vjh3-footer {
        background: #1a1a1a;
        color: #ccc;
        padding: 60px 40px 30px;
    }

    .vjh3-footer-container {
        max-width: 1400px;
        margin: 0 auto;
    }

    .vjh3-footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
        margin-bottom: 40px;
    }

    .vjh3-footer-section h4 {
        color: white;
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 20px;
    }

    .vjh3-footer-section ul {
        list-style: none;
    }

    .vjh3-footer-section ul li {
        margin-bottom: 12px;
    }

    .vjh3-footer-section a {
        color: #ccc;
        text-decoration: none;
        font-size: 14px;
        transition: color 0.3s ease;
    }

    .vjh3-footer-section a:hover {
        color: #0088cc;
    }

    .vjh3-footer-brand {
        font-size: 18px;
        font-weight: 700;
        color: white;
        margin-bottom: 15px;
    }

    .vjh3-footer-brand-desc {
        font-size: 14px;
        color: #999;
        line-height: 1.6;
    }

    .vjh3-footer-divider {
        height: 1px;
        background: #333;
        margin: 30px 0;
    }

    .vjh3-footer-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
        font-size: 14px;
        color: #999;
    }

    .vjh3-footer-bottom a {
        color: #999;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .vjh3-footer-bottom a:hover {
        color: #0088cc;
    }

    /* ==================== CTA 区域 ==================== */
    .vjh3-cta-section {
        background: linear-gradient(135deg, #0088cc 0%, #0055aa 100%);
        color: white;
        padding: 80px 40px;
        text-align: center;
    }

    .vjh3-cta-container {
        max-width: 800px;
        margin: 0 auto;
    }

    .vjh3-cta-title {
        font-size: 42px;
        font-weight: 800;
        margin-bottom: 20px;
    }

    .vjh3-cta-subtitle {
        font-size: 18px;
        opacity: 0.9;
        margin-bottom: 40px;
        line-height: 1.6;
    }

    .vjh3-cta-buttons {
        display: flex;
        gap: 15px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* ==================== 响应式设计 ==================== */
    @media (max-width: 1024px) {
        .vjh3-navbar {
            padding: 0 20px;
        }

        .vjh3-nav-menu {
            gap: 20px;
        }

        .vjh3-hero-content {
            grid-template-columns: 1fr;
            padding: 60px 20px;
        }

        .vjh3-hero-text h1 {
            font-size: 36px;
        }

        .vjh3-product-item {
            grid-template-columns: 1fr;
            gap: 30px;
        }

        .vjh3-product-item:nth-child(even) {
            direction: ltr;
        }

        .vjh3-features-content {
            padding: 60px 20px;
        }

        .vjh3-section-title {
            font-size: 32px;
        }

        .vjh3-features-grid {
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        }
    }

    @media (max-width: 768px) {
        .vjh3-navbar {
            padding: 0 15px;
        }

        .vjh3-nav-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: white;
            flex-direction: column;
            gap: 0;
            padding: 20px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }

        .vjh3-nav-menu.vjh3-active {
            display: flex;
        }

        .vjh3-nav-menu li {
            border-bottom: 1px solid #f0f0f0;
            padding: 15px 0;
        }

        .vjh3-mobile-toggle {
            display: flex;
        }

        .vjh3-mobile-toggle.vjh3-active span:nth-child(1) {
            transform: rotate(45deg) translate(10px, 10px);
        }

        .vjh3-mobile-toggle.vjh3-active span:nth-child(2) {
            opacity: 0;
        }

        .vjh3-mobile-toggle.vjh3-active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -7px);
        }

        .vjh3-hero-content {
            grid-template-columns: 1fr;
            padding: 50px 20px;
        }

        .vjh3-hero-text h1 {
            font-size: 28px;
        }

        .vjh3-hero-text p {
            font-size: 16px;
        }

        .vjh3-features-section,
        .vjh3-products-section,
        .vjh3-scenarios-section,
        .vjh3-testimonials-section,
        .vjh3-news-section,
        .vjh3-tech-section,
        .vjh3-values-section {
            padding: 60px 20px;
        }

        .vjh3-section-title {
            font-size: 28px;
        }

        .vjh3-section-subtitle {
            font-size: 16px;
        }

        .vjh3-features-grid {
            grid-template-columns: 1fr;
        }

        .vjh3-stats-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .vjh3-stats-section {
            padding: 60px 20px;
        }

        .vjh3-stats-title {
            font-size: 28px;
        }

        .vjh3-stat-number {
            font-size: 36px;
        }

        .vjh3-product-item {
            padding: 25px;
        }

        .vjh3-cta-title {
            font-size: 28px;
        }

        .vjh3-cta-subtitle {
            font-size: 16px;
        }

        .vjh3-cta-buttons {
            flex-direction: column;
        }

        .vjh3-btn-primary,
        .vjh3-btn-secondary {
            width: 100%;
        }

        .vjh3-footer-content {
            grid-template-columns: 1fr;
            gap: 30px;
        }

        .vjh3-footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

    @media (max-width: 480px) {
        .vjh3-hero-text h1 {
            font-size: 24px;
        }

        .vjh3-hero-text p {
            font-size: 14px;
        }

        .vjh3-hero-buttons {
            flex-direction: column;
        }

        .vjh3-btn-primary,
        .vjh3-btn-secondary {
            width: 100%;
            font-size: 14px;
            padding: 12px 24px;
        }

        .vjh3-feature-card {
            padding: 20px;
        }

        .vjh3-scenario-card {
            padding: 25px;
        }

        .vjh3-testimonial-card {
            padding: 20px;
        }

        .vjh3-stat-item {
            padding: 20px;
        }

        .vjh3-nav-menu li {
            padding: 10px 0;
        }
    }

    /* ==================== 平滑滚动 ==================== */
    .vjh3-scroll-to-top {
        position: fixed;
        bottom: 30px;
        right: 30px;
        width: 50px;
        height: 50px;
        background: linear-gradient(135deg, #0088cc 0%, #0055aa 100%);
        color: white;
        border-radius: 50%;
        display: none;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
        z-index: 999;
        font-size: 20px;
        transition: all 0.3s ease;
    }

    .vjh3-scroll-to-top:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 25px rgba(0, 136, 204, 0.4);
    }

    .vjh3-scroll-to-top.vjh3-show {
        display: flex;
    }