#product_informations .tab.mobile-only, #product_informations .tab_content.mobile-only { display: none}

@media screen and (max-width: 1280px){
    #product_informations .tab.mobile-only, #product_informations .tab_content.mobile-only  { display: block}
    #modulesPrinttemplate h3 { display: none;}
    #modulesPrinttemplate li {
        width: 50%;
        float: left;
    }
}