body {
    font-family: Arial, sans-serif;
    margin: 0;
    display: flex;
    height: 100vh;
}

#navbar {
    width: 250px;
    background-color: #333;
    color: white;
    padding: 20px;
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    overflow: auto;
}

#navbar header {
    font-size: 1.5em;
    margin-bottom: 20px;
}

.nav-link {
    display: block;
    color: white;
    text-decoration: none;
    margin: 10px 0;
}

.nav-link:hover {
    background-color: #575757;
    padding: 10px;
    border-radius: 5px;
}

#main-doc {
    margin-left: 270px;
    padding: 20px;
    flex: 1;
}

.main-section {
    margin-bottom: 30px;
}

.main-section header {
    font-size: 1.5em;
    margin-bottom: 10px;
}

code {
    display: block;
    background-color: #f4f4f4;
    padding: 10px;
    border-radius: 5px;
    margin: 10px 0;
    white-space: pre-wrap;
}

ul {
    list-style-type: disc;
    margin: 10px 0;
    padding-left: 20px;
}

@media (max-width: 768px) {
    #navbar {
        width: 100%;
        height: auto;
        position: relative;
    }

    #main-doc {
        margin-left: 0;
    }
}