.pkp_button_primary {
    background-color: #1E88E5;
    color: #fff !important;
    border-radius: 4px;
    padding: 8px 18px;
    font-size: 14px;
    border: none;
    display: inline-block;
}

.pkp_button_primary:hover {
    background-color: #1565C0;
    color: #fff !important;
}

.pkp_brand_footer {
    display: none !important;
}

.obj_article_details .abstract p,
.item.abstract p,
.abstract p {
    text-align: justify;
    text-justify: inter-word;
}

/* Justified references with hanging indent */
.references li,
.csl-entry {
    text-align: justify;
    text-indent: -1.5em;
    padding-left: 1.5em;
}