body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background: #efe0ffa3;
            height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            align-items: center;
            overflow: hidden;
        }

        /* Background Animation */
        .background-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        img.pictures {
            padding: 10px;
            width: 100%;
            object-fit: cover;
            background: #0c0d19;
        }

        img.picturing {
            padding: 10px;
            background: black;
        }

        .background-animation span {
            position: absolute;
            display: block;
            width: 100px;
            height: 100px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            animation: float 20s infinite ease-in-out;
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        }

        .background-animation span:nth-child(1) {
            top: 10%;
            left: 20%;
            animation-delay: 0s;
        }

        .background-animation span:nth-child(2) {
            top: 40%;
            left: 70%;
            animation-delay: 5s;
        }

        .background-animation span:nth-child(3) {
            top: 70%;
            left: 30%;
            animation-delay: 10s;
        }

        .background-animation span:nth-child(4) {
            top: 80%;
            left: 80%;
            animation-delay: 15s;
        }

        @keyframes float {
            0% {
                transform: translateY(0) translateX(0);
            }

            50% {
                transform: translateY(-50px) translateX(50px);
            }

            100% {
                transform: translateY(0) translateX(0);
            }
        }

        /* Header */
        .header {
            width: 100%;
            background-color: #4609c3a8;
            color: #fff;
            padding: 10px 20px;
            text-align: center;
            position: fixed;
            top: 0;
            z-index: 1000;
        }

       /* Footer */
       .footer {
            width: 100%;
            background-color: #4e4364;
            color: #fff;
            padding: 10px 20px;
            text-align: center;
            position: fixed;
            bottom: 0;
        }

        .footer p{
            font-size: larger;
            font-family: fangsong;
            font-weight: 500;
        }

        /* Main Container */
        .container {
            margin: 80px auto;
            /* Adjusted for header and footer */
            display: flex;
            flex-direction: row;
            width: 80%;
            height: calc(100vh - 160px);
            /* Adjusted for header and footer */
            background: #fff;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            border-radius: 15px;
            overflow: hidden;
        }

        /* Sidebar */
        .sidebar {
            width: 300px;
            background-color: #000;
            padding: 20px;
            color: #fff;
            overflow-y: auto;
        }

        .sidebar h4 {
            margin-bottom: 20px;
            font-size: 1.2rem;
        }

        .sidebar .nav-link {
            color: #adb5bd;
            text-decoration: none;
            font-size: 0.9rem;
            padding: 10px 15px;
            display: block;
            border-radius: 5px;
            margin-bottom: 10px;
        }

        .sidebar .nav-link:hover,
        .sidebar .nav-link.active {
            background-color: #495057;
            color: #fff;
        }

        .sidebar .submenu {
            padding-left: 20px;
        }

        /* Content */
        .content {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
        }

        .content section {
            margin-bottom: 20px;
            padding: 20px;
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 8px;
        }

        .content h2 {
            font-size: x-large;
            margin-bottom: 15px;
            color: #0c0d19;
            font-family: ui-serif;
        }

        .content p {
            color: #26292c;
            line-height: 1.6;
            font-family: ui-sans-serif;
        }

        .row h2 {
            font-size: x-large;
            margin-bottom: 15px;
            color: #0c0d19;
            font-family: ui-serif;
        }

        /* Right-Side Buttons */
        .right-buttons {
            position: absolute;
            top: 50%;
            right: 20px;
            transform: translateY(-50%);
            display: flex;
            flex-direction: column;
            text-align: center;
        }

        .right-buttons .button {
            background: #7a39c2;
            color: #fff;
            padding: 10px 20px;
            margin: 10px 0;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s ease-in-out, transform 0.3s ease-in-out;
        }

        .right-buttons .button:hover {
            background: #6a3fff;
            color: #ffffff;
            transform: scale(1.1);
        }

        /* Scroll-to-Top Button */
        .scroll-to-top {
            position: fixed;
            bottom: 80px;
            right: 20px;
            width: 50px;
            height: 50px;
            background-color: #7a39c2;
            color: #fff;
            border: none;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
        }

        .scroll-to-top.show {
            opacity: 1;
            visibility: visible;
        }





        /* Circle Cursor with Neon Effect */
        .circle-cursor {
            position: fixed;
            width: 20px;
            /* Initial size */
            height: 20px;
            background: transparent;
            /* Transparent for the inner glow effect */
            border: 2px solid #6a3fff;
            /* Neon border color */
            border-radius: 50%;
            pointer-events: none;
            transform: translate(-50%, -50%);
            z-index: 9999;
            transition: transform 0.2s ease, box-shadow 0.3s ease-in-out, border-color 0.3s ease-in-out;
            box-shadow: 0 0 10px #6128ff, 0 0 30px #8a57ea;
            /* Neon glow */
        }

        /* Hover Effect */
        .circle-cursor.hover {
            transform: scale(1.8);
            /* Enlarges on hover */
            border-color: #ff007f;
            /* Changes to a different neon color */
            box-shadow: 0 0 15px #ff007f, 0 0 40px #ff007f;
            /* Glow changes color */
        }

        /* Click Effect */
        .circle-cursor.click {
            transform: scale(2.2);
            /* Larger size on click */
            border-color: #ffff00;
            /* Changes to yellow */
            box-shadow: 0 0 20px #ffff00, 0 0 50px #ffff00;
            /* Glow intensifies */
        }

        .row {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
        }

        .row section {
            margin-bottom: 20px;
            padding: 20px;
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 8px;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .container {
                flex-direction: column;
            }

            .sidebar {
                width: 100%;
                height: auto;
                box-shadow: none;
            }
        }