.sidebar {
    margin-top: 0;
    text-align: right;
    position: sticky;
    top: 7.5rem;
}

@media (max-width: 767px) {
    .sidebar {
        display: none;
    }
}

.sidebar img {
    margin-bottom: 1rem;
    width: 100%;
    min-width: 300px;
    height: auto;
}