body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f8f8f8;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1, h2, h3 {
    color: #333;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

h1 {
    font-size: 2.5em;
}

h2 {
    font-size: 2em;
}

h3 {
    font-size: 1.5em;
}

p {
    margin-bottom: 15px;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul {
    list-style-type: disc;
    margin-left: 20px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 5px;
}

.faq {
    margin-top: 30px;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.faq h2 {
    margin-bottom: 10px;
}

.faq-item {
    margin-bottom: 20px;
}

.faq-item h3 {
    margin-bottom: 5px;
    font-size: 1.2em;
}

.toc {
    border: 1px solid #ddd;
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 4px;
    background-color: #f9f9f9;
}

.toc h3 {
    margin-bottom: 5px;
    font-size: 1.3em;
    border-bottom: none;
    padding-bottom: 0;
}

.toc ul {
    list-style-type: none;
    margin-left: 0;
}

.toc li {
    margin-bottom: 3px;
}

.toc a {
    color: #555;
}

.toc a:hover {
    text-decoration: underline;
}
/ Responsive Design /
@media (max-width: 600px) {
    .container {
        padding: 15px;
    }
    h1 {
        font-size: 2em;
    }
    h2 {
        font-size: 1.7em;
    }
    h3 {
        font-size: 1.3em;
    }
}