body {
    font-family: Arial, sans-serif;
    background-color: #0d0d1a;
    color: white;
    margin: 0;
    
}
h1 {
    color: cyan;
    text-shadow: 0 0 10px cyan;
}
#musica {
    position: fixed;
    bottom: 10px;
    right: 10px;
    width: 120px;
    opacity: 0.2; /* casi invisible */
}

#musica:hover {
    opacity: 1; /* aparece al pasar el mouse */
}
main {
    background: rgba(0, 0, 0, 0.6);
    padding: 20px;
}
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
}

header {
    background-color: #1a1a2e;
    padding: 20px;
    text-align: center;
}

nav {
    background-color: #16213e;
    padding: 10px;
    text-align: center;
}

nav a {
    color: #00aaff;
    margin: 10px;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    color: white;
}

main {
    padding: 20px;
}

footer {
    background-color: #1a1a2e;
    text-align: center;
    padding: 10px;
    margin-top: 20px;
}

img {
    max-width: 300px;
    margin: 10px;
}

#videoFondo {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}