.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
}
.card-hover {
    transition: transform 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-5px);
}
.social-icon {
    font-size: 24px;
    margin: 0 10px;
    color: white;
    transition: color 0.3s ease;
}
.social-icon:hover {
    color: #ffd700;
}
footer {
    background-color: #2c3e50;
    color: white;
}