.pdf-btn {
    display: inline-block;
    padding: 15px 25px;
    background: #b30000;
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: background 0.3s;
}

.pdf-btn:hover {
    background: #8f0000;
}

/* Responsive Anpassung */
@media (max-width: 768px) {
    .pdf-btn {
        padding: 12px 20px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .pdf-btn {
        padding: 10px 18px;
        font-size: 14px;
    }
}