body {
    min-height: 100vh;
}
.card-area {
    transition: box-shadow 0.15s ease-in-out;
}
.card-area:hover {
    box-shadow: 0 0.25rem 0.75rem rgba(0,0,0,0.08);
}
.comment-item {
    border-left: 3px solid #0d6efd;
    padding-left: 0.75rem;
    margin-bottom: 0.75rem;
}