@media only screen and (max-width: 999px) {

    
    /* opasky */     
    div.predmety-detail.g2-opasky .image img { width: 50%; max-width: 200px; }

    /* kamenne-tabulky */
    div.predmety-detail.g2-kamenne-tabulky .image img { width: 50%; max-width: 200px; }

    /* npc */
    table#g2datnpc th.short-text, 
    table#g2datnpc td.short-text { display: none; }
}