body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
}

#sidebar {
    width: 250px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    overflow-y: auto;
}

#content {
    margin-left: 250px;
    width: calc(100% - 250px);
}

.card {
    border-radius: 8px;
}

.list-group-item {
    cursor: pointer;
}

.list-group-item:hover {
    background-color: #f1f1f1;
}