body {
    min-height: 100vh;
    display: flex;
}

.sidebar {
    width: 250px;
    background: #343a40;
    color: #fff;
    flex-shrink: 0;
}

.sidebar a {
    color: #adb5bd;
    text-decoration: none;
}

.sidebar a.active,
.sidebar a:hover {
    color: #fff;
    background: #495057;
}

.sidebar .nav-link {
    padding: 10px 15px;
}

.content {
    flex-grow: 1;
    background: #f8f9fa;
}

.navbar {
    background: #fff;
    border-bottom: 1px solid #dee2e6;
}