html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    background-color: #f9f9f9;
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 10px 20px;
    background-color: #f9f9f9;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    z-index: 1000;
}

header img {
    height: 80px;
}

@media (max-width: 768px) {
    header {
        justify-content: center;
    }
}

.container {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    padding: 120px 20px 20px 20px;
    flex: 1;
    box-sizing: border-box;
}

h1,
h2 {
    color: #455A64;
}

h1 {
    border-bottom: 2px solid #455A64;
    padding-bottom: 10px;
}

a {
    color: #455A64;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

section {
    margin-bottom: 30px;
}

/* Estilos para la lista de prohibidos */
.prohibited-list {
    list-style-type: disc;
    margin-left: 20px;
    columns: 2;
    -webkit-columns: 2;
    -moz-columns: 2;
}

@media (max-width: 600px) {
    .prohibited-list {
        columns: 1;
    }
}

.prohibited-list li {
    margin-bottom: 5px;
}

/* Estilo para la alerta de seguridad */
.security-alert {
    border: 2px solid #d32f2f;
    background-color: #ffebee;
    color: #b71c1c;
    padding: 15px;
    border-radius: 5px;
    margin-top: 15px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.security-alert::before {
    content: "⚠️";
    font-size: 24px;
    margin-right: 15px;
}

footer {
    font-size: 0.9em;
    color: #555;
    background-color: #e0e0e0;
    text-align: center;
    padding: 20px;
}