body {
    font-family: Arial, sans-serif;
    padding: 20px;
    background: #f7f7f7;
}

h1 {
    text-align: center;
    margin-bottom: 30px;
}

.producto {
    background: white;
    border: 1px solid #ddd;
    padding: 20px;
    margin: 25px auto;
    width: 90%;
    max-width: 400px;
    border-radius: 12px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.producto img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}

.btn {
    display: inline-block;
    padding: 12px 20px;
    background: #25D366;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    margin-top: 10px;
    transition: 0.2s;
}

.btn:hover {
    background: #1ebe5b;
    transform: scale(1.05);
}