body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f9f9f9;
}

header {
    background-color: #bb0000;
    color: white;
    padding: 20px;
    text-align: center;
}

nav {
    background-color: #444444;
    text-align: center;
    padding: 10px;
}

nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

.contenedor {
    padding: 20px;
    max-width: 900px;
    margin: auto;
}

img.destacada {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 25px;
}

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

th {
    background-color: #eee;
}

.video-container {
    margin: 20px 0;
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}