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

.footer {
    margin-top: auto;
}

.card {
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.table-responsive {
    overflow-x: auto;
}

.bg-primary {
    background-color: #3498db !important;
}

.btn-primary {
    background-color: #3498db;
    border-color: #3498db;
}

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
}

.sidebar {
    min-height: calc(100vh - 56px);
    background-color: #f8f9fa;
    padding: 20px 0;
}

.sidebar .nav-link {
    color: #333;
    border-radius: 5px;
    margin-bottom: 5px;
}

.sidebar .nav-link:hover, .sidebar .nav-link.active {
    background-color: #e9ecef;
    color: #0d6efd;
}

.dashboard-card {
    border-left: 4px solid #3498db;
}

.alert-notification {
    border-left: 4px solid #f39c12;
}
.btn-group .btn {
    margin-right: 5px;
}
.btn-group .btn:last-child {
    margin-right: 0;
}
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}