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#p-coll-print_export, /* Print/export */
#mw-history-searchform, /* Search for revisions at top of history page */
#pt-prefswitch-link-on, 
#pt-prefswitch-link-anon,
#editpage-copywarn, /* By saving changes you agree to the terms of use... */
#editpage-copywarn2,
#n-contents, /* link to Portal:Contents */
#n-shoplink, /* Wikipedia Store */
#n-featuredcontent, /* Portal:Featured content */
#n-currentevents, /* Portal:Current events */
#n-portal, /* Wikipedia:Community portal */
#n-aboutsite, /* Wikipedia:About */
#n-sitesupport, /* Donate to WP */
#n-contactpage, /* Contact Us */
#n-help, /* Help:Contents */
#t-upload, /* Upload link */
#t-wikibase, /* wikidata item */
#t-specialpages, /* Special Pages */
#t-recentchangeslinked, /* Recent Changes */
#t-cite, /* Information on how to cite this page */
#footer-info, /* Container for the next two */
#footer-info-lastmod, /* Last modified date */
#footer-info-copyright, /* Text is available under the... */
#footer-places, /* Privacy/About WP/... */
#footer-icons, /* WMF and MediaWiki icons */
#uploadtext, /* Tutorial on upload page (MediaWiki:Uploadtext) */
#pt-betafeatures, /* Beta tab */
#siteSub, /* From Wikipedia, the free encyclopedia */
#t-print, /* Printable version of this page */
#t-curationtoolbar, /* Page Curation */
#feedlinks, /* Atom/RSS */
.posteditwindowhelplinks, /* The (help) links for templates used, parser profiling data and hidden categories. */ 
.editpage-head-copywarn, /* Content that violates any copyrights... */
.cancelLink, /* Cancel button in edit box */
.editHelp /* Help button in edit box */ { display: none }

.oo-ui-buttonElement-framed.oo-ui-widget-enabled.oo-ui-flaggedElement-primary.oo-ui-flaggedElement-progressive > .oo-ui-buttonElement-button {
	background-color: red;
}

#wpDiff, #wpPreview {
	background-color: green;
}