/* NAVIGATION BAR */
        .navbar {
            display: flex;
            justify-content: space-around;
            background-color: white;
            padding: 10px 0;
            top: 50px;
            width: 100%;
            border-bottom: 1px solid #ddd;
        }

        .navbar div {
            text-align: center;
            flex: 1;
            padding: 5px 0;
            font-size: 14px;
            color: #555;
            cursor: pointer;
        }

        .navbar div.active {
            color: #3b5998;
            font-weight: bold;
            border-bottom: 3px solid #3b5998;
        }