body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f4f4f4;
            color: #333;
        }
        header {
            background-color: #000;
            color: #fff;
            padding: 1em 0;
            text-align: center;
        }
        nav {
            display: flex;
            justify-content: center;
            background-color: #333;
            padding: 0.5em 0;
        }
        nav a {
            color: #fff;
            padding: 0 15px;
            text-decoration: none;
            font-weight: bold;
        }
        nav a:hover {
            color: #ff9900;
        }
        .container {
            width: 90%;
            margin: 20px auto;
            overflow: hidden;
        }
        .productos {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .producto-card {
            background-color: #fff;
            border: 1px solid #ddd;
            padding: 15px;
            width: 250px;
            box-shadow: 2px 2px 5px rgba(0,0,0,0.1);
            text-align: center;
        }
        .producto-card img {
            width: 100%;
            height: auto;
            margin-bottom: 10px;
        }
        .producto-card h3 {
            margin: 10px 0;
            color: #007bff;
        }
        .producto-card p {
            font-weight: bold;
            color: #e60023;
        }
        footer {
            background-color: #333;
            color: #fff;
            text-align: center;
            padding: 1em 0;
            margin-top: 20px;
            width: 100%;
        }