/* Estilo General para el Sitio Web */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

header, footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 15px 0;
}

main {
    padding: 20px;
}

/* Navegación Principal */
nav {
    background-color: #444;
    padding: 10px 0;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    padding: 8px 12px;
    transition: background-color 0.3s;
}

nav ul li a:hover {
    background-color: #666;
    border-radius: 5px;
}

/* Estilo para formularios */
form {
    margin: 20px auto;
    padding: 20px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    max-width: 400px;
}

form input, form button {
    display: block;
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

form button {
    background-color: #333;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

form button:hover {
    background-color: #555;
}

/* Tablas */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

table th {
    background-color: #333;
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 10px 0;
    }

    form {
        width: 90%;
    }
}