body#page-12345 {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

/* Eliminar la sección de .menu */
.menu {
    display: none;
}

/* El resto del CSS sigue igual */

.intro-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.intro-box {
    width: 30%;
    padding: 15px;
    background: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    text-align: center;
}

.intro-box img {
    width: 100%;
    border-radius: 10px;
}

.intro-box h3 {
    color: #222;
}

.content {
    padding: 20px;
    display: none;
    text-align: center;
}

#inicio {
    display: block;
}

.container {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.section-title,
.step-title {
    background-color: #007BFF;
    color: white;
    padding: 10px;
    font-size: 22px;
    margin-top: 30px;
    border-radius: 5px;
    text-align: center;
}

ul {
    list-style-type: none;
    padding: 0;
    text-align: center;
}

li {
    background: white;
    padding: 15px;
    margin: 10px 0;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    text-align: left;
    font-size: 18px;
    max-width: 90%;
    margin: 10px auto;
}

img {
    width: 500px;
    height: auto;
    display: block;
    margin: 10px auto;
    border-radius: 5px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
}

hr {
    border: 2px solid #0078D4;
    margin: 40px 0;
    width: 80%;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    text-align: center;
}

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

th {
    background-color: #007BFF;
    color: white;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

td img {
    width: 50px;
    height: 50px;
    border-radius: 5px;
}

.add-image {
    cursor: pointer;
    text-decoration: underline;
    color: #007BFF;
}

.step-content {
    background-color: #fff;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.step-img {
    margin: 10px 0;
    text-align: center;
}

.step-img img {
    width: 200px;
    height: 150px;
    border-radius: 5px;
}

.step-3-box {
    background-color: #eaf7e5;
    border: 2px solid #007BFF;
    padding: 20px;
    border-radius: 5px;
    margin: 10px 0;
}

.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    animation: cambiarImagen 20s infinite;
    filter: contrast(1.1) brightness(1.1);
    z-index: -1;
}

@keyframes cambiarImagen {
    0% { background-image: url('https://img.freepik.com/foto-gratis/fondo-papel-tapiz-colorido-borroso-artistico_58702-8221.jpg'); }
    20% { background-image: url('https://plus.unsplash.com/premium_photo-1701892428860-ca4913e92274?fm=jpg&q=60&w=3000&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxzZWFyY2h8MXx8Zm9uZG8lMjBkZSUyMHBvd2VycG9pbnR8ZW58MHx8MHx8fDA%3D'); }
    40% { background-image: url('https://png.pngtree.com/thumb_back/fh260/background/20230704/pngtree-d-rendered-education-background-for-computer-programming-classroom-and-back-to-image_3731391.jpg'); }
    60% { background-image: url('https://img-c.udemycdn.com/course/750x422/5266096_3048_3.jpg'); }
    80% { background-image: url('https://image.slidesdocs.com/responsive-images/background/blue-geometric-stripes-powerpoint-background_a15292b715__960_540.jpg'); }
    100% { background-image: url('https://img.freepik.com/foto-gratis/fondo-papel-tapiz-colorido-borroso-artistico_58702-8221.jpg'); }
}


/* General */
body {
    font-family: 'Comic Sans MS', sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    padding: 0;
}

.content {
    padding: 20px;
    text-align: center;
}

h1, h2, p {
    margin-bottom: 20px;
}

/* Diseño de los títulos */
h2 {
    color: #4a90e2;
    cursor: pointer;
    transition: all 0.3s ease;
}

h2:hover {
    color: #d62728;
}

/* Separador entre los temas */
.tema-separador {
    width: 50%;
    border: 1px solid #4a90e2;
    margin: 10px auto;
}

/* Contenido de cada tema */
.contenido-tema {
    display: none;
    margin: 20px auto;
    max-width: 80%;
    background-color: #ffffff;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.video-container {
    margin-top: 20px;
    border: 3px solid #4a90e2;
    padding: 10px;
    border-radius: 8px;
    background-color: #f1f8ff;
}

.video-container iframe {
    width: 100%;
    height: 315px;
    border: none;
    border-radius: 8px;
}

/* Texto y enlaces */
p {
    font-size: 16px;
    line-height: 1.5;
}

a {
    font-size: 18px;
    color: #4a90e2;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Temario Principal */
#word-content {
    margin-top: 30px;
}

/* Estilo para los botones de temas */
h2 {
    font-size: 20px;
    margin-bottom: 10px;
}

/* Estilo del contenedor de la palabra "Volver al inicio" */
a {
    display: block;
    margin-top: 30px;
    font-size: 18px;
    color: #0074d9;
}

/* Estilos adicionales para mejorar la presentación */
#word {
    padding: 40px;
    background-color: #e8f4ff;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

#word-content h1 {
    font-size: 28px;
    color: #333;
    margin-bottom: 20px;
}

#word-content h2 {
    font-size: 22px;
    font-weight: bold;
    color: #0074d9;
    cursor: pointer;
}

/* Responsividad */
@media (max-width: 768px) {
    .video-container iframe {
        height: 200px;
    }

    .contenido-tema {
        width: 90%;
    }
}