body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    color: #222;
}

.header {
    background: #8EBC08;
    color: white;
    padding: 20px;
    text-align: center;
}

.container {
    max-width: 900px;
    margin: 20px auto;
    padding: 15px;
}

.pdf-list {
    list-style: none;
    padding: 0;
}

.pdf-list li {
    background: white;
    margin-bottom: 12px;
    border-radius: 6px;
    padding: 15px;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.pdf-list li:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}

.pdf-list a {
    color: #0055aa;
    text-decoration: none;
    font-size: 1.1rem;
}

.pdf-list a:hover {
    text-decoration: underline;
}

.footer {
    text-align: center;
    padding: 15px;
    background: #eee;
    margin-top: 30px;
}

/* Responsive */
@media (max-width: 600px) {
    .pdf-list li {
        padding: 12px;
    }
    .pdf-list a {
        font-size: 1rem;
    }
}