/* Estilos generales */
body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background: url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=1950&q=80') no-repeat center center fixed;
    background-size: cover;
    color: #fff; /* texto blanco para contraste */
}

/* Contenedor con fondo semitransparente */
.container {
    width: 90%;
    margin: 0 auto;
    max-width: 1200px;
    background-color: rgba(0,0,0,0.5); /* sombra negra semitransparente */
    padding: 20px;
    border-radius: 10px;
}

/* Encabezado */
header {
    background-color: rgba(0, 86, 179, 0.8);
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 3em;
}

/* Secciones */
section {
    padding: 40px 0;
}

section h2 {
    color: #ffdd57;
    font-size: 2.5em;
    margin-bottom: 20px;
}

section p {
    font-size: 1.1em;
    color: #fff;
}

/* Botones */
button, .button {
    background-color: #ffdd57;
    color: #0056b3;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    cursor: pointer;
}

button:hover, .button:hover {
    background-color: #ffc107;
}

/* Footer */
footer {
    background-color: rgba(0,0,0,0.8);
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

footer p {
    margin: 0;
}