#category_list {
    height: 300px;
    overflow-y: scroll;
    padding-top: 5px;
}

#category_list ul {
    list-style: none;
    padding: 0 15px;
}

.library__inner {
    display: flex;
    gap: 10px;
    margin: 5px 0 0;
}

.library__item {
    width: 50%;
}

.library__item-group #category_list {
    height: 135px;
}

fieldset {
    border: 1px dotted #999;
    background: rgba(0, 0, 0, .5);
    margin-top: 5px;
}

legend {
    color: #ccc;
    padding: 0 5px;
}

ul.dropdown-page {
    text-transform: uppercase;
    font-weight: 500;
    margin-top: 5px;
    color: #f90;
}

ul.dropdown-page li input[type='checkbox'] {
    padding-bottom: 2px;
    margin-right: 2px;
}

ul.dropdown-page li ul li {
    text-transform: none;
    font-weight: 500;
    margin-top: 0;
    color: #cfcfcf;
}

ul.dropdown-page li ul li ul li {
    text-transform: none;
    font-weight: normal;
    margin-top: 0;
    color: #999;
}

.book_autor li {
    text-transform: none;
    font-weight: 500;
    margin-top: 0;
    color: #cfcfcf;
}