MediaWiki:MercuryPreview.css

border: 1px solid #bcc2c4; box-sizing: border-box; height: 800px; margin: 0 auto; overflow: auto; -webkit-overflow-scrolling: touch; -webkit-transform: translate3d(0,0,0); width: 420px; background: #efefef }   overflow: auto; display: block; height: 100%; margin: 0 auto; width: 100%; background-image: url('https://vignette.wikia.nocookie.net/dev/images/4/42/Loading.gif/revision/latest?cb=20120218000406'); background-repeat: no-repeat; background-position: center }
 * 1) MercuryPreviewBody {
 * 1) MercuryPreviewBoxIframe {