* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f0f0f0;
    color: #001219;
    padding: 10px;
}
header {
    background-color: #0a9396;
    color: white;
    padding: 20px;
    text-align: center;
    margin-bottom: 20px;
}

header h1 {
    font-size: 2em;
}
section {
    background-color: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

section h2 {
    color: #005f73;
    margin-bottom: 10px;
}

section h3 {
    color: #ee9b00;
    margin-top: 15px;
}

/* --- Listas --- */
ul {
    margin-left: 20px;
    margin-bottom: 10px;
}

ul li {
    margin-bottom: 5px;
}

/* --- Inputs y botones --- */
input[type="text"],
input[type="number"] {
    padding: 8px;
    margin: 5px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
    width: 200px;
}

button {
    padding: 8px 15px;
    margin-left: 5px;
    border: none;
    background-color: #005f73;
    color: white;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0a9396;
}

/* --- Preformateado (pseudocódigo y ejemplos) --- */
pre {
    background-color: #e9ecef;
    padding: 10px;
    border-left: 4px solid #ee9b00;
    overflow-x: auto;
    border-radius: 4px;
    margin-bottom: 10px;
}

/* --- Resultados --- */
p {
    margin-top: 10px;
    font-weight: bold;
}

/* --- Canvas diagrama de flujo --- */
canvas {
    display: block;
    margin: 20px auto;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: #fefefe;
}

/* --- Footer --- */
footer {
    text-align: center;
    margin-top: 20px;
    padding: 10px;
    background-color: #0a9396;
    color: white;
    border-radius: 0 0 8px 8px;
}