MediaWiki:Common.css

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

:is(h4, h5, h6) .mw-editsection {
        display: none;
}

.bg3wiki-spoiler {
    filter: blur(4px);
    transition-property: filter;
    transition-duration: .4s;
}

.bg3wiki-spoiler:hover, .bg3wiki-spoiler:focus {
    filter: blur(0px);
}