<style>
        body {
            margin: 0;
            font-family: Arial, sans-serif;
            padding-top: 60px; /* Para evitar que el contenido quede oculto debajo del menú fijo */
        }
        .nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #333;
            padding: 15px 20px;
            color: white;
            position: fixed;
            width: 100%;
            top: 0;
            left: 0;
            z-index: 1000;

        }
        .nav .logo img {
            height: 50px;
        }
        .nav-links {
            list-style: none;
            display: flex;
            gap: 20px;

        }
        .nav-links a {
            color: white;
            text-decoration: none;
            font-size: 1.2em;
            transition: opacity 0.3s;

        }
        .nav-links a:hover {
            opacity: 0.7;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            cursor: pointer;
        }
        .menu-toggle div {
            width: 30px;
            height: 4px;
            background: white;
            margin: 5px;
        }
        .dropdown {
            position: relative;
        }
        .dropdown-menu {
            display: none;
            position: absolute;
            background: #444;
            list-style: none;
            padding: 10px;
            top: 100%;
            left: 0;
            min-width: 150px;
            box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.2);
            max-height: 200px;
            overflow-y: auto;
        }
        .dropdown:hover .dropdown-menu {
            display: block;
        }
        .dropdown-menu li {
            padding: 5px 10px;
        }
        .dropdown-menu a {
            color: white;
            text-decoration: none;
            display: block;
        }
        .dropdown-menu a:hover {
            background: #555;
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                background: #333;
                position: absolute;
                top: 60px;
                right: 0;
                width: 100%;
                text-align: center;
                padding: 20px 0;
            }
            .nav-links.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .dropdown-menu {
                position: static;
                box-shadow: none;
                background: transparent;
                padding-left: 20px;
                max-height: none;
                overflow: visible;
            }
        }
    </style>