Benutzer:CF/monobook.css

 .spoilerLupe {
   background-color: transparent;
   border: 0;
   padding: 0;
   cursor: pointer;
 }
 .spoilerLupe + div.spoiler, .spoilerLupe + span.spoiler {
   display: none;
 }
 .spoilerLupe:hover + div.spoiler, .spoilerLupe + div.spoiler:hover {
   display: block;
 }
 .spoilerLupe:hover + span.spoiler, .spoilerLupe + span.spoiler:hover {
   display: inline;
 }
 tr.spoiler {
   display: table-row;
 }