.pkp_structure_head {
    background-image: url(https://cdn.pixabay.com/photo/2017/08/13/21/45/background-2638682_1280.jpg);
    background-size: cover;
}
.pkp_brand_footer {
    display: none;
}

#ojsBrand {
float: right;
margin-top: -1em;
}

#ojsBrand img{
width: 30%;
float: right;
}
.pkp_site_name .is_img img {
    display: block;
    max-height: 120px;
    max-width: 100%;
    width: auto;
    height: auto;
}