Voir la source de Utilisateur:Lunaramethyst/common.css

.backToTop {
 opacity:1;
 filter:alpha(opacity=100);
 position:fixed;
 z-index:9999;
 bottom:10px;
 right:5px;
 display:none;
 height:160px;
 width:100px;
 background-repeat:no-repeat;
 background-image:url(//www.gfwiki.org/images/d/df/Up_btn.gif);
 background-color:transparent;
 background-size:100%;
 cursor:pointer
}
.action-edit .backToTop,
.action-submit .backToTop {
 display:none !important
}

td p {
  margin-bottom:0em;
}