.card-submission-guidelines {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f2ff 100%);
    border: 1px solid #e3f2fd;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    animation: slideDown 0.5s ease-out;
}

.card-please-note {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1rem 0;
    border-left: 4px solid #0098da;
}