MediaWiki:Common.css

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/* CSS placed here will be applied to all skins */
/* make the Cite extension list of references look smaller and highlight clicked reference in blue */
ol.references { font-size: 90%; }
ol.references li:target { background-color: #ddeeff; }
sup.reference:target { background-color: #ddeeff; }

.mw-body.h2:target { background-color: #ddeeff; }