﻿         * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary-teal: #0d9488;
            --primary-emerald: #059669;
            --accent-amber: #f59e0b;
            --dark-slate: #0f172a;
            --soft-cream: #fef3c7;
            --light-teal: #ccfbf1;
            --gradient-medical: linear-gradient(135deg, #0d9488 0%, #059669 50%, #10b981 100%);
            --gradient-warm: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
        }

        body {
            font-family: 'Sora', -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--dark-slate);
            background: #ffffff;
            overflow-x: hidden;
        }

        /* ================= TOP BAR ================= */
        .topbar {
            background: #f5f5f5;
            padding: 8px 13px;
            font-size: 14px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .top-left {
            flex: 1;
        }

        .top-right {
            display: flex;
            gap: 10px;
        }

        .social {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: #fff;
            text-decoration: none;
            font-size: 14px;
        }

        .fb { background: #1877f2; }
        .insta { background: #e4405f; }
        .yt { background: #ff0000; }

        /* ================= HEADER ================= */
        .header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 40px;
            box-shadow: 0 2px 5px #ddd;
        }

        .logo {
            font-size: 22px;
            font-weight: bold;
            color: #f2a900;
        }

        /* ================= NAVIGATION ================= */
        .navmenu {
            background: #fff;
        }

        .navmenu ul {
            list-style: none;
            display: flex;
            gap: 20px;
            margin: 0;
            padding: 0;
        }

        .navmenu a {
            text-decoration: none;
            color: #333;
            padding: 10px;
            display: block;
            transition: color 0.3s ease;
        }

        .navmenu a:hover {
            color: var(--primary-teal);
        }

        .navmenu .active {
            color: #f2a900;
        }

        /* Dropdown */
        .dropdown {
            position: relative;
        }

        .dropdown > ul {
            position: absolute;
            top: 100%;
            left: 0;
            background: #fff;
            display: none;
            min-width: 220px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            z-index: 1000;
        }

        .dropdown:hover > ul {
            display: block;
        }

        .dropdown ul li {
            position: relative;
        }

        .dropdown ul ul {
            top: 0;
            left: 100%;
        }

        .dropdown ul a {
            padding: 12px 20px;
        }

        /* Mobile Nav Toggle */
        .mobile-nav-toggle {
            display: none;
            font-size: 24px;
            cursor: pointer;
        }

        /* Responsive Navigation */
        @media (max-width: 768px) {
            .topbar {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }

            .header {
                padding: 15px 20px;
            }

            .navmenu ul {
                flex-direction: column;
                display: none;
                width: 100%;
            }

            .navmenu ul.show {
                display: flex;
            }

            .dropdown > ul {
                position: static;
                box-shadow: none;
            }

            .dropdown:hover > ul {
                display: none;
            }

            .dropdown.open > ul {
                display: block;
            }

            .mobile-nav-toggle {
                display: block;
            }
        }

        /* Animated Hero Banner */
        .hero-banner {
            position: relative;
            height: 50vh;
            min-height: 400px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            background: 
                linear-gradient(135deg, rgba(13,148,136,0.85) 0%, rgba(5,150,105,0.85) 50%, rgba(16,185,129,0.85) 100%),
                url('https://images.unsplash.com/photo-1576091160399-112ba8d25d1d?w=1600&q=80') center/cover no-repeat;
            background-attachment: fixed;
        }

        .hero-bg-pattern {
            position: absolute;
            inset: 0;
            opacity: 0.15;
            background-image: 
                radial-gradient(circle at 20% 50%, rgba(255,255,255,0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(255,255,255,0.2) 0%, transparent 50%);
        }

        .hero-content {
            position: relative;
            z-index: 10;
            text-align: center;
            color: white;
            max-width: 900px;
            padding: 40px;
            animation: fadeInUp 1.2s ease-out;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            backdrop-filter: blur(10px);
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 20px;
            animation: fadeIn 1.5s ease-out;
        }

        .hero-title {
            font-family: 'Playfair Display', serif;
            font-size: 5rem;
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 24px;
            text-shadow: 0 4px 20px rgba(0,0,0,0.3);
            animation: fadeInUp 1.4s ease-out;
        }

        .hero-subtitle {
            font-size: 1.4rem;
            font-weight: 300;
            margin-bottom: 40px;
            opacity: 0.95;
            animation: fadeInUp 1.6s ease-out;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            animation: fadeInUp 1.8s ease-out;
        }

        .btn-primary {
            padding: 18px 45px;
            background: white;
            color: var(--primary-teal);
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 10px 40px rgba(0,0,0,0.2);
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        }

        .btn-secondary {
            padding: 18px 45px;
            background: rgba(255,255,255,0.15);
            color: white;
            border: 2px solid white;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 700;
            cursor: pointer;
            backdrop-filter: blur(10px);
            transition: all 0.4s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-secondary:hover {
            background: white;
            color: var(--primary-teal);
            transform: translateY(-3px);
        }

        /* Floating Animation */
        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Clinic Info Section */
        .clinic-section {
            padding: 100px 8%;
            background: linear-gradient(180deg, #f0fdfa 0%, #ffffff 100%);
        }

        .container {
            max-width: 1300px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 70px;
        }

        .section-tag {
            color: var(--primary-teal);
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 3px;
            text-transform: uppercase;
            margin-bottom: 15px;
        }

        .section-title {
            font-family: 'Playfair Display', serif;
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--dark-slate);
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .clinic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 35px;
            margin-top: 50px;
        }

        .clinic-card {
            background: white;
            padding: 40px 30px;
            border-radius: 24px;
            box-shadow: 0 20px 60px rgba(13,148,136,0.08);
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid transparent;
        }

        .clinic-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 30px 80px rgba(13,148,136,0.15);
            border-color: var(--light-teal);
        }

        .clinic-icon {
            font-size: 3rem;
            margin-bottom: 20px;
            display: block;
        }

        .clinic-card h3 {
            font-size: 1.3rem;
            color: var(--primary-teal);
            margin-bottom: 12px;
            font-weight: 700;
        }

        .clinic-card p {
            color: #64748b;
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* Image Section with Parallax Effect */
        .image-showcase {
            position: relative;
            padding: 120px 8%;
            background: var(--gradient-medical);
            overflow: hidden;
        }

        .image-showcase::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
            opacity: 0.3;
        }

        .image-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
            position: relative;
            z-index: 2;
        }

        .image-card {
            position: relative;
            border-radius: 30px;
            overflow: hidden;
            box-shadow: 0 30px 80px rgba(0,0,0,0.3);
            transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            aspect-ratio: 4/3;
        }

        .image-card:hover {
            transform: scale(1.05) rotate(-2deg);
            box-shadow: 0 40px 100px rgba(0,0,0,0.4);
        }

        .image-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.6s ease;
        }

        .image-card:hover img {
            transform: scale(1.1);
        }

        .image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.7) 100%);
            display: flex;
            align-items: flex-end;
            padding: 30px;
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .image-card:hover .image-overlay {
            opacity: 1;
        }

        .image-caption {
            color: white;
            font-weight: 600;
            font-size: 1.2rem;
        }

        /* What is Thyroid Section */
        .info-section {
            padding: 120px 8%;
            background: white;
        }

        .info-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }

        .info-image {
            position: relative;
            border-radius: 40px;
            overflow: hidden;
            box-shadow: 0 30px 90px rgba(13,148,136,0.2);
        }

        .info-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .info-text h2 {
            font-family: 'Playfair Display', serif;
            font-size: 3rem;
            font-weight: 900;
            color: var(--dark-slate);
            margin-bottom: 25px;
            line-height: 1.2;
        }

        .info-text p {
            color: #475569;
            font-size: 1.1rem;
            line-height: 1.9;
            margin-bottom: 20px;
        }

        .highlight-box {
            background: var(--gradient-medical);
            color: white;
            padding: 35px;
            border-radius: 24px;
            margin: 30px 0;
            box-shadow: 0 20px 60px rgba(13,148,136,0.2);
        }

        .highlight-box h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .highlight-box ul {
            list-style: none;
            padding: 0;
        }

        .highlight-box li {
            padding: 10px 0;
            padding-left: 30px;
            position: relative;
            font-size: 1.05rem;
        }

        .highlight-box li::before {
            content: '✓';
            position: absolute;
            left: 0;
            font-weight: bold;
            font-size: 1.3rem;
        }

        /* Symptoms Grid */
        .symptoms-section {
            padding: 120px 8%;
            background: linear-gradient(180deg, #f8fafc 0%, #f0fdfa 100%);
        }

        .symptoms-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 35px;
            margin-top: 60px;
        }

        .symptom-card {
            background: white;
            padding: 40px;
            border-radius: 28px;
            box-shadow: 0 15px 50px rgba(0,0,0,0.06);
            border-left: 6px solid var(--primary-teal);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .symptom-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: var(--gradient-medical);
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }

        .symptom-card:hover::before {
            transform: scaleX(1);
        }

        .symptom-card:hover {
            transform: translateX(15px);
            box-shadow: 0 25px 70px rgba(13,148,136,0.15);
        }

        .symptom-icon {
            font-size: 3.5rem;
            margin-bottom: 20px;
            display: block;
        }

        .symptom-card h3 {
            font-size: 1.5rem;
            color: var(--primary-teal);
            margin-bottom: 15px;
            font-weight: 700;
        }

        .symptom-card p {
            color: #64748b;
            line-height: 1.8;
            font-size: 1rem;
        }

        /* Treatment Benefits */
        .benefits-section {
            padding: 120px 8%;
            background: var(--dark-slate);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .benefits-section::before {
            content: '';
            position: absolute;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(13,148,136,0.3) 0%, transparent 70%);
            top: -200px;
            right: -200px;
            border-radius: 50%;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 40px;
            margin-top: 70px;
            position: relative;
            z-index: 2;
        }

        .benefit-card {
            background: rgba(255,255,255,0.05);
            backdrop-filter: blur(10px);
            padding: 45px 35px;
            border-radius: 28px;
            text-align: center;
            border: 2px solid rgba(255,255,255,0.1);
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .benefit-card:hover {
            background: var(--gradient-medical);
            transform: scale(1.08) translateY(-10px);
            border-color: transparent;
            box-shadow: 0 30px 80px rgba(13,148,136,0.4);
        }

        .benefit-icon {
            font-size: 4rem;
            margin-bottom: 25px;
            display: block;
            animation: float 3s ease-in-out infinite;
        }

        .benefit-card h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .benefit-card p {
            opacity: 0.9;
            line-height: 1.7;
            font-size: 1.05rem;
        }

        /* CTA Section */
        .cta-section {
            padding: 120px 8%;
            background: var(--gradient-warm);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><path d="M30 30 L35 25 L30 20 L25 25 Z" fill="rgba(255,255,255,0.1)"/></svg>');
            opacity: 0.3;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-family: 'Playfair Display', serif;
            font-size: 4rem;
            font-weight: 900;
            color: white;
            margin-bottom: 25px;
            text-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }

        .cta-section p {
            font-size: 1.4rem;
            color: white;
            opacity: 0.95;
            margin-bottom: 50px;
            line-height: 1.7;
        }

        .consultation-box {
            background: rgba(255,255,255,0.15);
            backdrop-filter: blur(20px);
            padding: 50px;
            border-radius: 30px;
            margin: 50px 0;
            border: 2px solid rgba(255,255,255,0.2);
        }

        .fee-display {
            font-size: 3rem;
            font-weight: 900;
            color: white;
            margin: 30px 0;
            text-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .step-card {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            padding: 35px;
            border-radius: 20px;
            text-align: center;
        }

        .step-number {
            width: 70px;
            height: 70px;
            background: white;
            color: var(--accent-amber);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 900;
            margin: 0 auto 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        .step-card h4 {
            font-size: 1.3rem;
            color: white;
            margin-bottom: 10px;
        }

        .step-card p {
            color: rgba(255,255,255,0.9);
            font-size: 1rem;
        }

        /* Footer - Horizontal Layout */
        .site-footer {
            background: #1b4332;
            color: #fff;
            padding: 50px 5% 20px;
            position: relative;
            font-size: 14px;
        }

        .site-footer .container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .site-footer h3,
        .site-footer h4 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 18px;
            font-weight: 700;
            text-transform: uppercase;
        }

        .footer-logo {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .site-footer p {
            color: #ddd;
            line-height: 1.8;
            font-size: 14px;
        }

        /* Horizontal Row Layout */
        .row {
            display: flex;
            flex-wrap: wrap;
            margin: 0 -15px;
            justify-content: space-between;
        }

        .col-12 { flex: 0 0 100%; max-width: 100%; padding: 0 15px; }
        .col-md-6 { flex: 0 0 50%; max-width: 50%; padding: 0 15px; }
        .col-md-3 { flex: 0 0 25%; max-width: 25%; padding: 0 15px; }
        .col-lg-4 { flex: 0 0 28%; max-width: 28%; padding: 0 15px; }
        .col-lg-2 { flex: 0 0 18%; max-width: 18%; padding: 0 15px; }
        .col-6 { flex: 0 0 50%; max-width: 50%; padding: 0 15px; }

        @media (min-width: 992px) {
            .col-lg-4 { flex: 0 0 28%; max-width: 28%; }
            .col-lg-2 { flex: 0 0 18%; max-width: 18%; }
        }

        @media (max-width: 991px) {
            .col-md-6 { flex: 0 0 50%; max-width: 50%; }
            .col-md-3 { flex: 0 0 50%; max-width: 50%; }
        }

        @media (max-width: 767px) {
            .row {
                flex-direction: column;
            }
            .col-12, .col-6, .col-md-3, .col-md-6, .col-lg-2, .col-lg-4 { 
                flex: 0 0 100%; 
                max-width: 100%;
                margin-bottom: 30px;
            }
        }

        .gy-4 > * {
            margin-bottom: 0;
        }

        /* Contact list with icons */
        .footer-contact {
            list-style: none;
            padding: 0;
            margin-top: 20px;
        }

        .footer-contact li {
            margin-bottom: 12px;
            color: #eee;
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-contact li::before {
            margin-right: 8px;
        }

        /* Footer links */
        .footer-links {
            list-style: none;
            padding: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #ddd;
            text-decoration: none;
            transition: all 0.3s ease;
            font-size: 14px;
        }

        .footer-links a:hover {
            color: #6fdc8c;
            padding-left: 5px;
        }

        /* Footer bottom - centered */
        .footer-bottom {
            background: #0d2818;
            text-align: center;
            padding: 20px 0;
            margin-top: 50px;
            font-size: 13px;
            color: #aaa;
        }

        /* Back to top button */
        #backToTop,
        #topBtn {
            position: fixed;
            bottom: 25px;
            right: 25px;
            width: 50px;
            height: 50px;
            border: none;
            border-radius: 50%;
            background: #2f7d32;
            color: #fff;
            font-size: 20px;
            cursor: pointer;
            display: none;
            z-index: 999;
            transition: all 0.3s ease;
            box-shadow: 0 5px 20px rgba(47,125,50,0.4);
        }

        #backToTop:hover,
        #topBtn:hover {
            background: #256628;
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(47,125,50,0.6);
        }

        /* Responsive footer */
        @media (max-width: 768px) {
            .site-footer {
                padding: 40px 5% 20px;
            }

            .site-footer h3,
            .site-footer h4 {
                font-size: 16px;
            }

            .footer-logo {
                font-size: 24px;
            }

            .footer-bottom {
                margin-top: 30px;
            }
        }

        /* Floating WhatsApp Button */
        .whatsapp-float,
        .whatsapp-btn {
            position: fixed;
            bottom: 30px;
            left: 30px;
            width: 70px;
            height: 70px;
            background: #25D366;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            box-shadow: 0 10px 40px rgba(37,211,102,0.4);
            z-index: 1000;
            text-decoration: none;
            animation: pulse 2s infinite;
            transition: all 0.3s ease;
        }

        .whatsapp-float:hover,
        .whatsapp-btn:hover {
            transform: scale(1.15);
            box-shadow: 0 15px 50px rgba(37,211,102,0.6);
        }

        @keyframes pulse {
            0%, 100% {
                box-shadow: 0 10px 40px rgba(37,211,102,0.4);
            }
            50% {
                box-shadow: 0 10px 60px rgba(37,211,102,0.7);
            }
        }

        /* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.6);
            z-index: 2000;
            justify-content: center;
            align-items: center;
        }

        .modal-content {
            background: #fff;
            padding: 25px;
            width: 90%;
            max-width: 400px;
            border-radius: 10px;
            position: relative;
        }

        .modal-content input,
        .modal-content textarea {
            width: 100%;
            padding: 10px;
            margin: 10px 0;
            border: 1px solid #ddd;
            border-radius: 5px;
        }

        .modal-content button {
            background: #f2a900;
            border: none;
            padding: 10px;
            width: 100%;
            color: #fff;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
        }

        .close {
            position: absolute;
            top: 10px;
            right: 15px;
            font-size: 28px;
            cursor: pointer;
            color: #333;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .hero-banner {
                height: 60vh;
                min-height: 450px;
                background-attachment: scroll;
            }

            .hero-title {
                font-size: 3rem;
            }

            .section-title {
                font-size: 2.5rem;
            }

            .info-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .clinic-grid,
            .symptoms-grid,
            .benefits-grid,
            .image-grid {
                grid-template-columns: 1fr;
            }

            .cta-section h2 {
                font-size: 2.5rem;
            }

            .fee-display {
                font-size: 2rem;
            }

            .whatsapp-float,
            .whatsapp-btn {
                bottom: 20px;
                left: 20px;
                width: 60px;
                height: 60px;
                font-size: 1.8rem;
            }

            #backToTop,
            #topBtn {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
        }
          /* CTA */
.disease-cta{
  background: linear-gradient(135deg, #22c55e, #0ea5e9);
  padding: 80px 0;
  text-align: center;
  color: #fff;
}

.cta-btn{
  display: inline-block;
  margin-top: 20px;
  background: #ffffff;
  color: #0f172a;
  padding: 14px 40px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.3s;
}

.cta-btn:hover{
  background: #0f172a;
  color: #fff;
}
        
        
        
     