.pkp_site_name .is_img img {
    display: inline-block;
    max-height: 250px; /* Increased from 100px to 200px */
    max-width: 100%;
    width: auto;
    height: auto;
}

.pkp_structure_page {
margin-top: 0px;
margin-bottom: 0px;
}
.pkp_site_name_wrapper, .pkp_navigation_primary_row {

padding-left: 10px;
padding-right: 10px;
}
.pkp_site_name {
padding-top: 5px;

padding-bottom: 2px;
}

.obj_article_details .abstract { text-align: justify;

font:tahoma, geneva, sans-serif;}
@media (max-width: 600px) {
    .pkp_site_name .is_img img {
        display: none !important; /* Hide image on mobile */
    }
   
    @keyframes marquee {
        0%   { text-indent: 100%; }
        100% { text-indent: -100%; }
    }
    .pkp_structure_page {
        margin-top: 0;
        margin-bottom: 0;
        padding-left: 5px;
        padding-right: 5px;
    }
    .pkp_site_name_wrapper,
    .pkp_navigation_primary_row {
        padding-left: 5px;
        padding-right: 5px;
    }
    .pkp_site_name {
        padding-top: 3px;
        padding-bottom: 1px;
        max-width: 100vw;   /* Prevent overflow on mobile */
        overflow: hidden;
        justify-content: center; /* Center content in nav */
    }
    .pkp_navigation_primary_row a {
        display: block;
        padding: 10px 0;
    }
    .obj_article_details .abstract {
        font-size: 15px;
    }
}