.pkp_structure_head {
    background-image: url("https://periodicos.ufmg.br/public/site/images/lavinsky/banner-site-1.png") !important; 
    border-top: 0 !important;
}
.pkp_navigation_user_wrapper {
    background-color: #193366 !important;
}
.pkp_navigation_primary_wrapper {
    padding-left: 13px !important;
}