.osp-abstract {
    font-size: .9rem;
}

.osp-form {
    margin-bottom: 1rem;
}

.ops-filter-section {
    display: flex;
    flex-direction: column;
}

.ops-filter-upper-row {
    display: inline-flex;
    margin-top: 0.5rem;
    gap: 4em
}

.ops-filter-lower-row {
    display: inline-flex;
    margin-top: 0.5rem;
    gap: 4em
}

.ops-filter-year,
.ops-filter-affiliation,
.ops-filter-genre,
.ops-filter-author {
    width: 40em;
}

.ops-filter-submit-buttons {
    display: inline-flex;
    gap: 2em;
    margin-top: 1.5rem;
}

.osp-form button {
    padding: 0 15px;
}

@media screen and (max-width: 992px) {

    .ops-filter-upper-row,
    .ops-filter-lower-row {
        display: flex;
        flex-direction: column;
        gap: 0.5em
    }

    .ops-filter-year,
    .ops-filter-affiliation,
    .ops-filter-genre,
    .ops-filter-author {
        width: auto;
    }

}