.demo-content {
            text-align: center;
            color: white;
        }

        .demo-content h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .demo-content p {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        .popup-overlay {
            position: fixed;
            top:;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }

        .popup-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .popup {
            background: white;
            border-radius: 20px;
            max-width: 500px;
            width: 90%;
            height:600px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            overflow: hidden;
            transform: translateY(50px);
            transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        }

        .popup-overlay.active .popup {
            transform: translateY(0);
        }

        .popup-header {
            background: green;
            padding: 30px;
            position: relative;
        }

        .close-btn {
            position: absolute;
            top: 15px;
            right: 15px;
            background: rgba(0, 0, 0, 0.2);
            border: none;
            color: white;
            width: 35px;
            height: 35px;
            border-radius: 50%;
            cursor: pointer;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.3s ease;
        }

        .close-btn:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        .popup-body {
            padding: 0;
            position: relative;
            height: 300px;
        }

        .slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            padding: 40px;
            opacity: 0;
            transform: translateX(100%);
            transition: opacity 0.5s ease, transform 0.5s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .slide.active {
            opacity: 1;
            transform: translateX(0);
        }

        .slide.prev {
            transform: translateX(-100%);
        }

        .slide-icon {
            font-size: 4rem;
            margin-bottom: 20px;
        }

        .slide h2 {
            color: #333;
            margin-bottom: 15px;
            font-size: 1.8rem;
        }

        .slide p {
            color: #666;
            line-height: 1.6;
            font-size: 1rem;
        }

        .popup-footer {
            margin-top:150px;
            padding: 20px 40px;
            background: #f8f9fa;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .slide-indicators {
            display: flex;
            gap: 8px;
        }

        .indicator {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #green;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .indicator.active {
            background:green;
            width: 30px;
            border-radius: 5px;
        }

        .nav-buttons {
            display: flex;
            gap: 10px;
        }

        .nav-btn {
            background:green;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 14px;
            transition: background 0.3s ease;
        }

        .nav-btn:hover {
            background: green;
        }

        .nav-btn:disabled {
            background: #ddd;
            cursor: not-allowed;
        }

        .reopen-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background:green;
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 30px;
            cursor: pointer;
            font-size: 16px;
            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .reopen-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
        }

        .mj{
            height:500px;
            width:500px;
            padding-top:30px;
            pading-bottom:100px;
        }
        .mj img{
            margin-top:60px;
            margin-bottom:170px;
            height:460px;
            width:500px;
        }