#sectionResultadoBasica {
    display: none;
}

.backSearch {
    color: #000;
    font-size: 1.2em;
    text-decoration: none;
    transition: 0.5s;
}
.backSearch:hover {
    color: #383235;
}
.libroBusqueda {
    width: 150px;
    box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .22);
}