.video-background {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: -1;
        }
        .sidebar {
            transition: transform 0.3s ease;
        }
        .sidebar-closed {
            transform: translateX(-100%);
        }
        .sidebar-open {
            transform: translateX(0);
        }

        .navbar {
        position: fixed; 
        top: 0;
        left: 0;
        width: 100%;
        z-index: 50; 
        }