.uk-card { min-height: 270px; } .uk-card.semiFiltered, .uk-card.semiFiltered > * > .highcharts-series-group { opacity: 0.5; } .custom-description-overlay { position: absolute; top: 0; left: 0; background: rgba(0,0,0,0.8); width: 100%; height: 100%; } .custom-description-overlay .inner { background: #fff; border-radius: 6px; width: 75%; max-height: 75%; overflow: auto; }