:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #f8f9fa;
}

.navbar-brand {
    font-weight: 700;
}

.navbar {
    background-color: var(--secondary-color) !important;
}

.footer {
    background-color: var(--secondary-color);
    color: white;
    margin-top: auto;
}

.card {
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
}