From Fedora Project Wiki

/* CSS to make Template:Wiki_cleanup work properly */
.wikicleanup {
    background-image: url("/w/uploads/7/72/Wiki-cleanup-background.png");
    background-repeat: repeat;
}

/* Fix floats on edit toolbar */
#toolbar, #wpTextbox1 { clear: none; }

/*******************
** other languages
** shamelessly stolen from meta.wikimedia.org's common.css
*******************/
#otherlangs {
	margin:0.5em 0;
	padding:5px;
	border:1px solid #CCC;
	background:#FAFAFA;
	font-size:0.9em;
}
#otherlangs span.languagelink {
	margin:0 2px;
	padding-left:5px;
	border-left:1px solid gray;
}
#otherlangs span.firstlang {
	border:none;
	padding-left:1px;
}
#otherlangs .new a {
	color:#ba0000 !important;
}
#otherlangs .editlink {
	float:right;
}

.collapseButton {          /* 'show'/'hide' buttons created dynamically */
    float: right;          /* by the CollapsibleTables javascript in    */
    font-weight: normal;   /* [[MediaWiki:Common.js]] are styled here   */
    text-align: right;     /* so they can be customised.                */
    width: auto;
}

.padcollapsebutton .collapseButton { margin-left: 1em; }

.sopablackout a { color: white !important }