.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100%;
    background-color: #343a40; /* Dark color for sidebar */
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.main-content {
    margin-left: 250px; /* Same width as the sidebar */
    padding: 20px;
}

.sidebar-header {
    margin-bottom: 20px;
}

.sidebar-content {
    flex-grow: 1;
    width: 100%;
}

.sidebar-content .nav {
    width: 100%;
    padding: 0;
    list-style: none;
}

.sidebar-content .nav .nav-item {
    width: 100%;
}

.sidebar-content .nav .nav-link {
    color: white;
    padding: 10px 20px;
    text-align: center;
    display: block;
    width: 100%;
    text-decoration: none;
}

.sidebar-content .nav .nav-link:hover {
    background-color: #495057; /* Slightly lighter on hover */
}

.sidebar-footer {
    margin-top: auto;
    width: 100%;
}

.sidebar-footer .btn {
    width: 80%;
    margin: 10px 0;
}