* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
        }

        body {
            display: flex;
            height: 100vh;
            overflow: hidden;
        }

        /* Side Menu Styles */
        .side-menu {
            width: 250px;
            height: 100vh;
            background-color: #2c3e50;
            color: white;
            position: fixed;
            left: -250px; /* Hidden by default */
            top: 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
            transition: left 0.3s ease; /* Smooth sliding effect */
            overflow-x: auto; /* Horizontal scrolling */
            overflow-y: auto; /* Vertical scrolling */
        }

        .side-menu.open {
            left: 0; /* Slide in when open */
        }

        .menu-header {
            padding: 20px;
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            background-color: #1a252f;
        }

        .menu-list {
            list-style: none;
            padding: 20px 0;
            flex-grow: 1; /* Allow this section to grow and accommodate vertical scrolling */
        }

        .menu-list li {
            padding: 15px 20px;
            border-bottom: 1px solid #34495e;
            transition: background-color 0.3s ease;
        }

        .menu-list li:hover {
            background-color: #34495e;
        }

        .menu-list li a {
            text-decoration: none;
            color: white;
            font-size: 16px;
            display: block;
            white-space: nowrap; /* Prevent long text from wrapping and trigger horizontal scrolling */
        }

        .menu-footer {
            padding: 15px 20px;
            text-align: center;
            background-color: #1a252f;
        }

        .menu-footer a {
            color: white;
            text-decoration: none;
            font-size: 14px;
        }

        /* Toggle Button Styles */
        .toggle-btn {
            position: absolute;
            top: 20px;
            left: 10px;
            background-color: #34495e;
            width: 30px;
            height: 30px;
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            font-size: 20px;
            z-index: 1000;
        }

        /* Content Section Styles */
        .content {
            margin-left: 0;
            padding: 20px;
            width: 100%;
            background-color: #ecf0f1;
            transition: margin-left 0.3s ease;
            overflow-x: auto; /* Horizontal scrolling for content */
            overflow-y: auto; /* Vertical scrolling for content */
        }

        .content.shifted {
            margin-left: 250px; /* Content shifts when menu is open */
        }

        .content h1 {
            font-size: 30px;
            margin-bottom: 20px;
        }

        .content p {
            font-size: 18px;
            color: #2c3e50;
            white-space: nowrap; /* Ensure long text does not wrap and allows horizontal scrolling */
        }

        /* Media Queries for Responsiveness */
        @media screen and (max-width: 768px) {
            .side-menu {
                width: 200px;
                left: -200px; /* Adjust menu width for smaller screens */
            }

            .side-menu.open {
                left: 0;
            }

            .content.shifted {
                margin-left: 200px;
            }

            .menu-header, .menu-footer {
                font-size: 20px;
            }

            .menu-list li {
                font-size: 14px;
            }
        }

        @media screen and (max-width: 480px) {
            .side-menu {
                width: 180px;
                left: -180px; /* Adjust menu width for mobile screens */
            }

            .side-menu.open {
                left: 0;
            }

            .content.shifted {
                margin-left: 180px;
            }

            .menu-header, .menu-footer {
                font-size: 18px;
            }

            .menu-list li {
                font-size: 12px;
            }
        }

        @media screen and (max-width: 360px) {
            .side-menu {
                width: 150px;
                left: -150px; /* Further adjust menu width for smaller mobile screens */
            }

            .side-menu.open {
                left: 0;
            }

            .content.shifted {
                margin-left: 150px;
            }

            .menu-header, .menu-footer {
                font-size: 16px;
            }

            .menu-list li {
                font-size: 10px;
            }
        }