User:Muchos/global.css

.customcollapsible div {width:12rem; height:8em;} /* Custom dimensions */ .customcollapsible div:first-child {padding-top:1rem;} /* To avoid Expand button */ .customcollapsible .mw-collapsible {position:relative; top:-8rem; left:0;} /* Top must fit Custom height */ .customcollapsible .mw-collapsed {background:transparent!important;} /* Transparent when collapsed */