body {
    background-color: #F9F9F9;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: #333;
}

.navbar {
    background: linear-gradient(90deg, #4A90E2, #50E3C2);
}

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

.main-content {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.holiday-card {
    background-color: #FFFFFF;
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.holiday-date {
    font-weight: bold;
    color: #4A90E2;
}

.footer {
    padding: 2rem 0;
    background-color: #343a40;
    color: white;
}