body {
    font-family: Arial, sans-serif;
}

.sidebar {
    border-right: 1px solid #ddd;
    height: 100vh;
    position: fixed;
}

.sidebar h4 {
    margin-bottom: 20px;
    text-align: center;
}

.container-fluid .col-md-8 {
    margin-left: 33%;
}