body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #ffffff;
}

.sidebar {
    width: 220px;
    height: 100vh;
    background: #f5f5f5;
    padding: 20px;
    position: fixed;
    border-right: 1px solid #ddd;
}

.sidebar h2 {
    margin-top: 0;
}

.sidebar a {
    display: block;
    margin: 10px 0;
    color: #333;
    text-decoration: none;
}

.sidebar a:hover {
    text-decoration: underline;
}

.content {
    margin-left: 240px;
    padding: 40px;
}

.content h1 {
    margin-top: 0;
}