#sidebar {
    width: 250px;
    height: 100%;
    position: fixed;
    top: 60px;
    left: -250px; /* Start off-screen */
    background-color: var(--primary-color);
    overflow-x: hidden;
    padding-top: 20px;
    transition: 0.3s;
}

#sidebar.open {
    left: 0;
}

#sidebar-toggle img {
    width: 24px;
    height: 24px;
}

#sidebar-menu ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

#sidebar-menu li {
    padding: 0;
    margin: 5px 0;
}

#sidebar-menu a {
    text-decoration: none;
    color: #ecf0f1; /* Light text color for contrast */
    display: block;
    padding: 12px 20px;
    transition: 0.2s;
    font-size: 16px;
    border-left: 4px solid transparent; /* For hover effect */
}

#sidebar-menu a:hover {
    background-color: #34495e;
    border-left-color: #3498db;
}

#sidebar-menu a.active {
    background-color: #34495e;
    border-left-color: #3498db;
    font-weight: bold;
}


#content.sidebar-open {
    margin-left: 250px;
    transition: margin-left 0.3s;
}

/* Add a media query for responsiveness */
@media screen and (max-width: 768px) {
    #sidebar {
        width: 200px;
        left: -200px;
    }

    #content.sidebar-open {
        margin-left: 200px;
    }
}