body {
    font-family: Arial, sans-serif;
    max-width: 1000px;
    margin: 0 auto;
    margin-left: var(--nav-width) !important;
    padding: 20px;
    padding-left: 20px !important;
    background-color: #f5f5f5;
}

.container {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1, h2 {
    color: #333;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

.code-section {
    background-color: #f8f8f8;
    padding: 20px;
    border-radius: 4px;
    overflow-x: auto;
    margin-bottom: 20px;
}

pre {
    margin: 0;
    font-family: 'Consolas', monospace;
}

code {
    color: #333;
}

.output-section {
    background-color: #e9ecef;
    padding: 20px;
    border-radius: 4px;
    overflow-x: auto;
}

.output-content {
    font-family: 'Consolas', monospace;
    white-space: pre;
}
:root {
    --nav-width: 200px;
    --nav-bg-color: #333;
    --nav-hover-color: #555;
    --nav-text-color: white;
    --dropdown-bg-color: #444;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: var(--nav-width);
    background-color: var(--nav-bg-color);
    color: var(--nav-text-color);
    padding-top: 20px;
    z-index: 100;
}

.navbar ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.navbar li {
    position: relative;
}

.navbar a {
    display: block;
    color: var(--nav-text-color);
    text-align: left;
    padding: 14px 16px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

.navbar a:hover {
    background-color: var(--nav-hover-color);
}

.dropdown-content {
    display: none;
    background-color: var(--dropdown-bg-color);
    width: 100%;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
}

.dropdown-content a {
    padding: 12px 16px;
}

.dropdown:hover .dropdown-content {
    display: block;
}