MediaWiki:Common.css

/* CSS placed here will be applied to all skins */
#siteSub {
    display: block;
}

body.page-Main_Page.action-view #siteSub,
body.page-Main_Page.action-submit #siteSub {
    display: none;
}

.mw-wiki-logo {
image-rendering: -moz-crisp-edges; /* Firefox */
    image-rendering: -o-crisp-edges; /* Opera */
    image-rendering: -webkit-optimize-contrast; /* Chrome & Safari */
    image-rendering: pixelated; /* Chrome */
    image-rendering: optimize-contrast; /* CSS3 Proposed */
    -ms-interpolation-mode: nearest-neighbor; /* IE8+ */
	image-rendering: crisp-edges;
}