.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #333;
    padding: 10px 0;
    z-index: 1000;

    ul {
        list-style: none;
        display: flex;
        justify-content: center;
        margin: 0;
        padding: 0;

        li {
            margin: 0 20px;

            a {
                color: white;
                text-decoration: none;
                font-size: 16px;

                &.active {
                    font-weight: bold;
                    border-bottom: 2px solid white;
                }

                &:hover {
                    color: #ddd;
                }
            }
        }
    }
}