/* Estilos generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
    padding: 20px 0;
}

header {
    background: #2c3e50;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
    border-bottom: #0779e4 3px solid;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

main {
    padding: 20px;
    margin: 0 5%;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

section {
    margin-bottom: 20px;
}

h2 {
    color: #0779e4;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
    margin-top: 30px;
}

ul {
    list-style-type: disc;
    margin-left: 20px;
}

ul li {
    margin-bottom: 10px;
}

strong {
    color: #2c3e50;
}

hr {
    border: 0;
    height: 1px;
    background: #ccc;
    margin: 40px 0;
}

footer {
    text-align: center;
    padding: 20px;
    background: #2c3e50;
    color: #fff;
    margin-top: 30px;
    border-top: #0779e4 3px solid;
}

/* Responsividad básica */
@media (max-width: 768px) {
    main {
        margin: 0 2%;
        padding: 15px;
    }

    header h1 {
        font-size: 1.8em;
    }

    h2 {
        font-size: 1.5em;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 0.9em;
    }

    header h1 {
        font-size: 1.5em;
    }

    h2 {
        font-size: 1.3em;
    }

    ul {
        margin-left: 15px;
    }
}