#top .trs-less-more-iconbox .trs-less-more-iconbox_text{
    overflow: hidden;
    transition: max-height .5s ease;
}

#top .trs-less-more-iconbox.opened .trs-less-more-iconbox_text{
    max-height: calc(50em + 25 * 27.5px)!important;
}