footer.wp-block-template-part > .wp-block-group:first-child {
    margin-top: 0 !important;
}

.contenedor_pagina {
    position: relative;
}

.contenedor_pagina::after {
    content: "";
    position: absolute;

    width: 300px;
    height: 300px;

    right: 0;
    bottom: 0;

    background: url("https://www.usal.edu.ar/bibliotecahistorica/wp-content/uploads/sites/38/2026/10/fondo_inferior-bh.png")
                bottom right / contain no-repeat;

    opacity: 0.5;
    pointer-events: none;
}