Common.css

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/* CSS placed here will be applied to all skins */

/* remove tagline: https://www.mediawiki.org/wiki/Manual:Tagline_%28Site_Subtitle%29 */
#siteSub { display:block; }

/* remove toc:  https://www.mediawiki.org/wiki/Manual:FAQ#How_can_I_hide_the_table_of_contents.3F */
.toc, #toc { display: none; }
.tagline, #tagline {
    display: none;
}
.firstHeading, #firstHeading {
    display: none;
}