MediaWiki:Metrolook.css

/* CSS placed here will affect users of the Metrolook skin */

background:#06305B; }
 * 1) mw-page-base{

@supports (backdrop-filter: blur(30px)) or (-webkit-backdrop-filter: blur(30px)) { #mw-page-base{ background-color:rgba(6, 48, 91, 0.6) !important; -webkit-backdrop-filter: saturate(180%) blur(30px); backdrop-filter: saturate(180%) blur(30px); } }